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HomeMy WebLinkAbout19860153 Ver 1_COMPLETE FILE_19850625P 7 t? MEMORANDUM, Bevi l l T0: Vernon Steve Conrad Maurice Cook f ?`"? za Boe Green Jo" orris *aua u r>b Helms Bob Mahood Ken Stewart Jim Stevens FROM: Earl Droessler SUBJECT: DRAFT EIS - West, Quarter, Double, and Bay Supplement to the. Swan Quarter Watershed Plan DATE: December 5, 1983 Rf.?,ai w?oC %? Around mid-November many of you received a copy of the subject Draft EIS,??Q rni! is-? also referred to as the Juniper Bay project, directly from the Soil fiorua.v ??•l *0 Conservation Service. Oferak,oas I/-Z9.4 Please be advised that this document is currently being.reviewed through the State Clearinghouse process. The standard Departmental process for responding to Clearinghouse review documents should be.,utilized.and any comments on this document should be sent through Melba Strickland McGee, the-Department's A-95/EIS Coordinator by January 12, 1984. This assures that consistent Departmental comments will be properly coordinated. into a single State's position. As Juniper Bay is part of the recommendations from the.Coastal Water. Management Task Force, the Department would like to see this.project.pro ceed in an environmentally sound manner. Therefore, Lam asking Maurice : Cook, Division of Soil and Water Conservation, to chair a meeting of-the., Department's EIS reviewers at 10.00 a.m. on January 6, 1984 in the 5th ?X Floor Conference Room of the Archdale Building. If there are deficiencies o G04% in the project„ I will want them discussed at that time with positive K . recommendations developed for overcoming them. k? ?"" N n h ro" Ad cc: Division EIS Reviewers L Odk DEC 1983 ?.t V .. / WATLt: QUALITY w , .21 Planning Branch ?' = ? OE R To; DIVISION OF ENVIRONMENTAL MANAGEMENT January 4, 1984 M E M O R A N D U M TO: Bill Mills THROUGH: Steve Tedder FROM: Bob Holman 441 Dave Penrose PF 0 Jimmie Overton`i SUBJECT: Comments on the EIS for Swan Quarter Watershed Plan We support the recommendation of the Pamlico Soil and Water Conservation District. If Alternative #4 could not be implemented, then Alternative #3 would be our choice. The review would have been easier if there were a more complete description of wetland types and better alternative maps included in the EIS. BH,DP,JO:ps M C c. ' ? 1 ??> United States Soil Department of Conservation Agriculture Service 310 New Bern Ave., Rm. 535 Fed. Bldg. Raleigh, North Carolina 27601 November 21, 1983 tyxit1tT/e"As Robert F. Helms, Director Division of Environmental Management N.C. Dept. of Natural Resources and Community Development P. 0. Box 27687 Raleigh, NC 27611 Dear Mr. Helms: Enclosed is a copy of the draft Environmental Impact Statement (EIS) for the Swan Quarter Watershed Work Plan, North Carolina, prepared under authority of the Watershed Protection and Flood Prevention Act (Public Law 83-566) and in accordance with Section 102(2)(c) of the National Environmental Policy Act of 1969 (Public Law 91-190). We are requesting that comments be received by this office on or before January 19, 1983, or such later date as may be needed to total 45 days after the Environmental Protection Agency (EPA) publishes its notice of availabil- ity in the Federal Register. If your comments are not received by the due date, we will assume you do not wish to comment. Sincerely, elo-f A. 9A State n Enclosure ?_? R, CTiNO rett ervationist ?,? t? ?i ?a 91983 iY OJ The Soil Conservation Service SCS-AS-1 ` is an agency of the 10-79 Department of Agriculture x:- Mo ?d ?eM State of North Carolina Department of Natural Resources and Community Development Division of Environmental Management 512 North Salisbury Street • Raleigh, North Carolina 27611 James G. Martin, Governor S. Thomas Rhodes, Secretary Ms. Sybil Swindell Route #1, Box 97 Engelhard, N.C. 27834 Dear Ms. Swindell: April 28, 1986 R. Paul Wilms Director Subject: Juniper Bay Project Hyde County Board of Commissioners Hyde County At the April meeting of the Environmental Management Commission you requested that the Commission provide an opportunity to discuss the Juniper Bay Project. A summary of the Division of Environmental Management's comments and action on the subject project had been provided to the Commission as an informational item at the March meeting. Commission Chairman Harrelson has considered your request but has determined that this matter has been sufficiently evaluated by the staff and that it will not be appropriate to place this project on the Commission's agenda for further discussion. Our staff has offered you ample opportunity to make your concerns known about the water quality effects of the Project during our consideration of the 401 Water Qualitv Certification. Nevertheless, if you have other information or concerns that you have not shared with us about the Project's impact on water quality, I will be glad to meet with you to discuss them. Please contact me if you feel that such a meeting would be appropriate and we will work with you to cc: George Everett Jim Mulligan establish a convenient date. Si , R. ' aul Wilms Pollution Prevention Pays P.O. Box 27687, Raleigh, North Carolina 27611-7687 Telephone 919-733-7015 An Equal Opportunity Affirmative Action Employer , --- X STAZE t. State of North Carolina Department of Natural Resources and Community Development Division of Environmental Management 512 North Salisbury Street • Raleigh, North Carolina 27611 James G. Martin, Governor R. Paul Wilms S. Thomas Rhodes, Secretary January 30, 1986 Director Mr. Alton Ballance, Vice Chairman Hyde County Board of Commissioners P.O. Box 264 Swanquarter, NC 27885 Subject: Certification Pursuant to Section 401 of the Federal Clean Water Act, Proposed Swanquarter Watershed Project Juniper Bay Hyde County Board of Commissioners Hyde County Dear Mr. Ballance: Attached hereto are two (2) copies of Certification No. 1876 issued to Hyde County Board of Commissioners dated January 30, 1986. If we can be of further assistance, do not hesitate to contact us. Sincerely yours, R. Paul Wilms cc: Wilmington District Corps of Engineers Washington Regional Office Mr. William Mills Mr. David Owens Ms. Sybil Swindell Pollution Prevention Pays P.O. Box 27687, Raleigh, North Carolina 27611-7687 Telephone 919-733-7015 An Equal Opportunity Affirmative Action Employer r It NORTH CAROLINA Hyde County CERTIFICATION THIS CERTIFICATION is issued in conformity with the requirements of Section 401 Public Laws 92-500 and 95-217 of the United. States and subject to the North Carolina Division of Environmental Management Regulations in 15 NCAC 2H, Section .0500 to Hyde County Board of Commissioners pursuant to an application filed on the 7th day of March, 1985 to construct a watershed project consisting of a dike and tide gates. The Application provides adequate assurance that the discharge of fill material into a wetlands area adiacent to the waters of Juniper Bay in conjunction with the proposed dike project in Hyde County will not result in a violation of applicable Water Quality Standards and discharge guidelines. Therefore, the State of North Carolina certifies that this activity will not violate Sections 301, 302, 303, 306, 307 of PL 92-500 and PL 95-217 if conducted in accordance with the application and conditions hereinafter set forth. Condition(s) of Certification: 1. That the activity be conducted in such a manner as to prevent significant increase in turbidity outside the area of construction or construction- related discharge (increases such that the turbidity in the Stream is 25 NTU's or less are not considered significant). 2. That the dike alignment be in keeping with the revised alignment submitted on December 9', 1985 to this Division. Violations of any condition herein set forth shall result in revocation of this Certification. This Certification shall become null and void unless the above conditions are made conditions of the Federal Permit. This the 30th day of January, 1986. WOC# 1876 DIVISION OF ENVIRONMENTAL MANAGEMENT R. Paul Wilms, Director 4 r+- ?? - o'+ SrA7E o- ??Mw n. x'11! as QINM State of North Carolina Department of Natural Resources and Community Development Division of Environmental Management 512 North Salisbury Street • Raleigh, North Carolina 27611 James G. Martin, Governor R. Paul Wilms S. Thomas Rhodes, Secretary January 30, 1986 Director Mr. Alton Ballance, Vice Chairman Hyde County Board of Commissioners P.O. Box 264 Swanquarter, NC 27885 Subject: Certification Pursuant to Section 401 of the Federal Clean Water Act, Proposed Swanquarter Watershed Project Juniper Bay Hyde County Board of Commissioners Hyde County Dear Mr. Ballance: Attached hereto are two (2) copies of Certification No. 1876 issued to Hyde County Board of Commissioners dated January 30, 1986. If we can be of further assistance, do not hesitate to contact us. Sincerely yours, Rv a .. + R. Paul Wilms cc: Wilmington District Corps of Engineers Washington Regional Office Mr. William Mills Mr. David Owens Ms. Sybil Swindell Pollution Prevention Pays P.O. Box 27687, Raleigh, North Carolina 27611-7687 Telephone 919-733-7015 An Equal Opportunity Affirmative Action Employer sp NORTH CAROLINA Hyde County CERTIFICATION THIS CERTIFICATION is.issued in conformity with the requirements of Section 401 Public Laws 92-500 and 95-217 of the United.States and subject to the North Carolina Division of Environmental Management Regulations in 15 NCAC 2H, Section .0500 to Hyde County Board of Commissioners pursuant to an application filed on the 7th day of March, 1985 to construct a watershed project consisting of a dike and tide gates. The Application provides adequate assurance that the discharge of fill material into a wetlands area adjacent to the waters of Juniper Bay in conjunction with the proposed dike project in Hyde County will not result in a violation of applicable Water Quality Standards and discharge guidelines. Therefore, the State of North Carolina certifies + that this activity will not violate Sections 301, 302, 303, 306, 307 of PL 92-500 and PL 95-217 if conducted in accordance with the application and conditions hereinafter set forth. - Condition(s) of Certification: 1. That the activity be conducted in such a manner as to prevent significant increase in turbidity outside the area of construction or construction- - related discharge (increases such that the turbidity in the Stream is 25 NTU's or less are not considered significant). 2. That the dike alignment be in keeping with the revised alignment submitted on December 9', 1985 to this Division. Violations of any condition herein set forth shall result in revocation of this Certification. This Certification shall become null and void unless the above conditions are made conditions of the Federal Permit. This the 30th day of January, 1986. DIVISION OF ENVIRONMENTAL MANAGEMENT R. Paul Wilms, Director WQC# 1876 DIVISION OF ENVIRONMENTAL MANAGEMENT Water Quality Section January 30, 1986 M E M O R A N D U M T0: Dennis Ramsey FROM: Bill Mills /1W SUBJECT: 401 Certification Swanquarter. Watershed Project Hyde County On January 27, 1986, I met with Ms. Sybil Swindell concerning her concerns on the Subject project. You will recall that Ms. Swindell had headed the effort to get a public hearing on this project and we had authorized a public hearing unless she was successful in getting a hearing from the Corps of Engineers. The Corps held a hearing in October and Jim Mulligan's summary and recommendations are attached. My meeting with Ms. Swindell, was to find any additional concerns she had related to water quality on this proposal. There is the concern that the dike project will. collect runoff which enters Juniper Bay by sheetflow and small tributaries and concentrate all of it at the proposed tidegates (57 proposed tidegates). While this concern has some validity, we have no reason to believe that this change in drainage will violate water quality standards in Juniper Bay or cause.any loss of existing uses. Another concern expressed was that if the dike is built and a watershed district is established to construct and maintain this system, it would be more likely that changes in drainage into this watershed from other adjacent drainage areas, such as Boundary Canal, could be made by the district. This especially concerns Ms. Swindell since the Boundary Canal area adjoins White Tail Farms peat mine area and First Colony Farms peat mine area. She is concerned that drainage from these proposed mines could eventually be channeled into West Canal. Further, Ms. Swindell is concerned that the drainage from behind the dikes will not release into Juniper Bay quickly enough during high tide periods resulting in flooding of many small farms along the southern portion of the watershed. Jim Mulligan and I have discussed these concerns and are of the opinion that water quality standards are not expected to be violated by the project as proposed. It is recommended that the Certification be issued. BM: dkb Attachment cc: Jim Mulligan uu2TTTnK mTf :oo quamgou44V quip : Kq •panssT aq uoTg2oT3TjaaO aqq qug4 papuammooaa sT 41 •pasodoad su goaCoad aqq Aq p94VTOTA aq oq pagoadxa qou eau spappuv4s &4TTpnb ae umquq4 uoTuTdo ago go eau pup suaaouoo asag4 passnosTp anpg I pup uu2TTTnX mTf •pagsa94vm aga go uoTjaod uaaq nos ago 2uoTp smaug TTpms Xuum 90 $uTpooTJ uT BuTjTnsaa spoTaad apTq g2Tq 2uTanp g8noua XTAOTnb Xug aadTunf o4uT asuaTaa lou TTTM saATp agl puTgaq moaj a2vuTpap ago 4vtP pauaaouoo sT TTapu'mS •sY1 6aag4anj •TpupO isaM ojuT paTauuugo aq XTTpnjuaAa pTnoo sauTm pasodoad asagq moat aVuuTuap gpgj pauaaouoo sT agS •uaap auTm aped smap3 XuoToO 4saT3 pup uaau auTm aped smuud TTpz 94TgM suToCpp paap Tpuvq Kjvpunoq aqq aouTs TTapuTmS •sK suaaouoo KTTeioadsa sTgs •4oTa4sTp aqq 6q appm aq pTnoo 'TuuuO Aaupunog sp gons 'suaau 92puTuap quaouCpp aaggo moaj pagsaa4um sTgl o4uT aBuuTuap uT sa8upga jugj XTa?ITT aaom aq pTnom 4T 'ma4sXs sTgq uTu4uTum pup lonalsuoo oq pagsTTgpjsa sT 431alsTp pagsaalum u pup ITTnq ST 9ATp ago JT 4ug4 sum passeadxa uaaouoo aaggouV •sasn fuTasTxe 3o ssoT Auu asnuo ao Xug aedTunf uT spappuuls XITTunb a94um aluToTA TTTM 02uuTpap uT 98uuga sTgl 3ug4 anaTTaq oq uosuaa ou anpg are 'A4TpTTUA amos sug uaaouoo s"ll aTTgM •(s94u39pT4 pasodoad LS) s94R2apT4 pasodoad agl lu 4T 30 Up alpaluaouoo pup saTaugngTal TTums pup mOTIlaags Xq Apg aadTunf saaiua gDigm jjouna 409TToo TTTm goaCoad aNTp aqq apgq uaaouoo agl ST aaags •Tpsodoad sTg3 uo ?i4TTunb aaluri of pa4vT9a pug ags suaaouoo TeuoT4Tppu Xup puTJ 04 sum TTapuTMS •sY1 glTm 2uT4eam X14 •pagoujju aap suoTlupuammooaa pup ?avmmns s,uu2TTTnY1 mTf pup aagojo0 UT BuTapag u pTag sdao0 agy •saaauT2ug go sdao0 aqq moaj BuTapag u 2uT4492 uT Tnjssaoons sure ags ssaTun 2uTapag oTTgnd p pezTaoggnu pug am pup goaCoad sTg4 uo SuTapaq oTTgnd u 498 oq gaoTja ags papuag pug TTapuTMS •sId Iuga TTpoaa TTTM nol •4oaCoad goaCgnS agj uo suaaouoo aag 2uTuaaouo3 ITapuTmS TTgAS •sW g4TM lam I '986T 'LZ Kapnuuf uO Aquno0 apKH joaCoaa pagsaa4uM aajapnbuvmS uoTIpaTJT3a9O TO :IOHfgnS -.*d sTTTK TTTS :KOjA Aasmpg sTuuaa :0Z ICI II Q N V 2T O ITT a ICI 986T IOC Aaunupf uoT439S &4TTpnb aaquM ZNRKaDVNVK 'IVZNSWNO2IIANa 30 NOISIAIQ ..,.w DIVISION OF ENVIRONMENTAL MANAGEMENT December 9, 1985 MEMORANDUM TO: Bill Mills Permits and Planning THROUGH: Jim Mulligan, Regional Supervisor Washington - Northeastern Region C E IV E FROM: Bill Moore, Environmental Technician Water Quality Section, Washington rr? 1085 SUBJECT: Corps Public Hearing Juniper Bay Project Hyde County .'',q L ()UW iTV ' EC, i &! C ?.N . This memo will confirm our attendance at the subject hearing on October 29, 1985. The primary concerrsexpressed were: 1) That the proposed dike alignment would encroach on significant portions of wetlands (greater than the 2 acres indicated in the FEIS); 2) That the dike (regardless of height) would not in itself protect against storm surges and future salt intrusion on agricultural lands. On December 9, 1985 Mr. Rufus Croom, SCS at Washington County delivered a copy of the revised dike alignment dated 11-19-85 (see attachment). The revised dike alignment will result in the placement of fill in approproximately 2 acres of wetlands as per the FEIS. The proposed project should not increase the fresh water runoff to Juniper Bay. The purpose of the dike is to prevent flooding of low lying agricultural land and subsequent salt damage. It is not anticipated that the proposed project will have any significant adverse im- pacts on water quality. It is recommended that a 401 water quality certification be issued. WJM/cm - Attachment cc: David Gossett i ! 4d d ; 1 aaw 'Muiw wwna At-C' AWPONM 11 1 l' .o i ? ?i DIVISION OF ENVIRONMENTAL MANAGEMENT Water Quality Section October 4, 1985 M E M O R A N D U M TO: Jim Mulligan Washington Regional Office FROM: George Everett GEORGE T. EVc"_RETT SUBJECT: Swan Quarter Water Shed Project (Juniper Bay Project) Hyde County The Subject project will require a 401 Water Quality Certification. In response to the public notice by the Corps for the Corps permit and the Certification, petitions were submitted requesting a public hearing. The petitioners were successful in convincing the Corps to hold a public meeting on the project. Attached is a copy of the Corp's notice for the meeting to be conducted on October 29 at 7:00 PM in Swan Quarter. ' Please see that we are represented at the meeting and make note of public concerns expressed regarding effects of the project on water quality. Subsequent to the meeting it is requested that you advise me as to the water quality issues raised and your recommendations regarding final action on the Water Quality Certification. GTE/BM:dkb Attachment cc: Dennis Ramsey Bill Mills DEPARTMENT OF THE ARMY Wilmington District, Corps of Engineers Post Office Box 1890 Wilmington, North Carolina 28402-1890 SAWC085-N-048-0218 RECEI\J ED vC 1 3 9A6 ?; ? ? ? iTV cECT!n?! September 19, 1985 NOTICE OF PUBLIC MEETING TO RECEIVE COMMENTS ON THE PROPOSED DEPARTMENT OF THE ARMY PERMIT FOR WORK ASSOCIATED WITH THE SWANQUARTER WATERSHED WORK PLAN (JUNIPER BAY PROJECT) COLONEL WAYNE A. HANSON will conduct a public meeting to provide a further opportunity for Federal, State, and local agencies and the general public to comment on the issuance or denial of a DEPARTMENT OF THE ARMY PERMIT UNDER SECTION 404 OF THE CLEAN WATER ACT to the HYDE COUNTY COMMISSIONERS for the construction of DIKES AND ASSOCIATED TIDE GATES related to the WEST, QUARTER, DOUBLE, AND BAY SUPPLEMENT TO THE SWANQUARTER WATERSHED WORK PLAN (JUNIPER BAY PROJECT). The public meeting will begin at 7:00 P.M. on TUESDAY, OCTOBER 29, 1985, in the COURTROOM ON THE SECOND FLOOR OF THE HYDE COUNTY COURTHOUSE IN SWANQUARTER, NORTH CAROLINA, and continue until the concerns of all interested parties have been presented either orally or in writing. Colonel Hanson will serve as the Presiding Officer of the public meeting and will call upon a member of his staff to present a brief explanation of the Corps of Engineers' permit jurisdiction and authority as it relates to this project. Colonel Hanson will then explain the manner in which the meeting will be conducted and will set forth the ground rules and any time limits that may be necessary. Representatives of the Hyde County Commissioners, the,.sponsors of the project, wi11 then review the background of the project including a discussion of its anticipated benefits and adverse impacts. Colonel Hanson will next ask for statements from elected officials followed by statements from Federal, State, and local agency representatives. The general public will then be asked for their statements. COMMENTS OR STATEMENTS MADE ORALLY OR IN WRITING WILL RECEIVE EQUAL CONSIDERATION. Written statements may be mailed to the Corps of Engineers at the address above and will be accepted at any time through 4:30 p.m. November 12, 1985. Oral statements will be requested from the public at the public meeting in random order based on "sign-up" cards to be distributed at the courtroom entrance. There will be no cross-examination of participants of the meeting, and all comments and questions will be directed to the Presiding Officer. Participants shall be afforded a reasonable opportunity for rebuttal. No decision on the Department of the Army permit will be made at the meeting. -2- The request for the Department of the Army permit was announced by the Wilmington District, Corps of Engineers by public notice dated May 16, 1985. Four hundred and eighty copies of the notice were distributed to Federal, State, and local agencies and to the public, and a period of 30 days was allowed for comments to be furnished to the Corps of Engineers. The public notice was also reported in local newspapers. A petition containing approximately 200 signatures was received which included a list of concerns for the project and requested a public meeting be conducted at which these concerns could be expressed. No objections to the project were received from agencies or other sources. Plans and a description of the work which were furnished by the applicant are attached to this notice for reference. Written comments or any question regarding this project or the public meeting should be directed to this office, Attention: Mr. Ken Jolly. Wayne Hanson Colon 1, Corps of Engineers District Engineer 6 fill a P 84. ?jvm;.: Y'1 Ff i _,iii:r.. ..u -'"'?a4ac: .as *^°:?er^r+c wr •t; I if '}I I I M ? 1 I? IN ' ,;1: 1 I , it •• I t il! ? I ill .. Y 1 ^.ill' t 1, t 1 '} 'l :I•:II . . .. i 11 1 I 11 I !{ . ,' 114J ! Hit < <•.. w . . 1 u • ??}} iii ;ii :1:11 i.'; nlict l i' i 1' 1 I ili'i :I!i,l. :I: '!• ;t1:li ' t i 11; 1! I i iti,,. ti 1 ' i . I y13. p R , ti ?? :Ii:}i il: I, :!: ; t .I i? • .II •1 :1.,1: ';i ,, li;?( 111, • ;:., I!: t , : 1:1 ' 1 , i I I ll 11 i 1ii ht t ? S < ;r F Y :} i. it } ' 1 I:ilt ii. '! l,' t:} :! N a ; t: it •I, :1 :I :i i •111 11 ., - •1•T: ''' , i t :i 1: ?+ :s . I ;l. .I : 1 i 1 . 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I: 1 IL cti '1. 1i• • : ;t 't. _ - s 1 ii' 1 I ,, 1'li II: 1 ! ? ; I: 1 it 1 - • 1 : • ' I !! •1: i, • _ - .,.. a • 1' it:ti 1 .! i ? •-1? t,t 1 'It t !; 1; :!i . at i ? ;1: :t. :1 ; .I. , ,, :1"t: : jl 1 ' 1 '4 I : t1 i1 ' ;'!1 I :I: !I: it 11 ,j. ".'?1`" I? :i? :' 'J :L.I: ;tl 11 i?l :1 a: i ? ., •J::. ltd, a tr.• '' ..:I.?s• ' = :1=- :-- t-. - -- ....--. _ f • :1:1: 1 1: '! t •}:: ,li :! Ili ' ,, ' ' . I 'I t 111 11 .1 11 . ! I:lI il : i l '1:'11:1 ;11 I 1 :cra. fl {ii; { •• «. _ ----- 3' • • ';' :11: 111:71" ii: is 1 1711 : 1J3 II I ' ! : 1 ' :I f 1 :['! . 'Il .1•.t: «+"7. : .,?: iN f :!. " tit ,; 5t11i i j: ;! ;I: 1 ?1? 1 1 i I li :il.i, :I 'lt1 1. II iI: •I: ,, I ii .i;ti1 ? , 1:1 1 iiit;: 11' il:il 'l; t :1 ,n .li I, .t; a .rii , !? i 1 i • 11;111• 1 •t' ?I ' I; i ?'i1 t? .I' ,L. - .?=•• -.? - .} :I: .. t 1 il' 14 . i t t + r. . 1 i # ji . i il 1 I = t, ! I .i . i ? i a ! i R 1 A20 , ! W L4 _ i!: • - ' t 1111 M : a: >tiLa: i i{: ' :.:i tt tll,i 7 ;tt. t, ?} } #1. 1 i:. • „ sll .1? ..!: .... S 11::.Ifl ? ? VI•.'i? ? ??' i Ti : ? t - '- WORKS OF IMPROVEMENT TO BE INSTALLED This flood protection project in the West, Quarter, Double and Bay project area, Hyde County, North Carolina consists of interdependent measures to protect the area from wind tide generated flooding. The works of improvement to be installed consist of a flood prevention dike with tide gates, interior dikes along feeder channels to facilitate the delivery of excess rainfall runoff to the tide gates, and land treatment measures which are to be in- stalled and maintained under the on-going soil and water conservation district program. The dikes and tide gates are to be installed by the projec sponsors on a three year schedule. The 6.1 miles of dike construction will be for single purpose flood prevention.. The nonstandard, special design, dike consists of a dike with a top width of 14 feet, side slopes 3:1 and a shallow (3.5-4 feet deep) keyway. This dike is to be constructed to an elevation of 5.7 feet NGVD with special breach sections constructed to 5.0 ft. NGVD located between the outlet gate locations. Foundation conditions of impermeable, horizontal clay lenses throughout the area will make the keyway effective in controlling seepage beneath the dike. Soil and water conditions make it impractical to compact the dike with equipment. It will, therefore, be necessary to use dumped fill. Allowance has been made in estimating volume of fill material to accou of settling, and construction during the third year of installation to restore sections of dike that have settled below elevation 5.7 feet NGVD. The dike will be constructed with a "sand cap" or soil cover over organic soil fill at least 2 feet deep. Material for dike construction and sand cap will be taken from a borrow area beside the dike. Most of the material will come from existing channels. Dike and tide gate installation will be done in a manner that minimizes the impact on welands. The dike is to be installed where possible on existin, MI. .y a ..; spoil with borrow being obtained from existing channel adjacent to the dike. A minimum of 20 foot berm will be established between borrow channel and dik( Minimum clearing will be used in dike construction. The top of the dike wall serve as a travelway for access and maintenance to minimize land area requir( for installation. Disturbed areas, including the dike, will be established with vegetation providing erosion control and wildlife food and habitat to minimize adverse effects. A total of 57 tide gates will be installed in the project area. Twenty-eight (28) tide gates will be installed under the channel dikes along Honey, Double Quarter, West, Hydeland and Berry Canals at locations where farm drainage enters the canals These gates will remain open to discharge farm drainage until water levels in the canals exceed the levels in the farm drainage ditches and to allow water to flow to the outlet gates. Then, the gates will close to prevent backflooding. Twenty-three (23) tide gates will be installed under the flood prevention dike at existing canal locations. These gates will remain open to discharge freshwater until water levels outside the dike force the gates closed. Six (6) tide gates will be installed under US 2( at locations of existing pipes, to prevent water from flowing into the project area during high wind tides (see project map). Dikes located parallel to Juniper, Honey, Double, Quarter, West, and Berry Canals will be installed to increase the capacities of each channel and prevent flooding caused by rainfall runoff from cropland above 2.5 feet (NGVD). These dikes will provic sufficient elevations in the channels to deliver excessive runoff to the outlet gates under the dike. All earth blockages or dividers that provide direction to drainage will be retained and if affected by construction activities, will be replaced. The typical right-of-way for the project is shown on the attached drawing. NORTH CAROLINA D AR ENT OF NATURAL RESOURCES AND C MU IT! DEVELOPMENT Date 191E To: G6y- ? Note and file ? Note, initial and forward ? Note and return to me ? Your comments, please ? Note and see me about this ? For your information ? For your approval ? Prepare reply for my signature ? Per our conversation ? Prepare information for me to reply ? Per your request ? Please answer, with copy to me 97 t- State of North Carolina Department of Natural Resources and Community Development 512 North Salisbury Street • Raleigh, North Carolina 27611 James G. Martin, Governor S. Thomas Rhodes, Secretary Division of Environmental Management June 26, 1985 Sybil C. Swindell Rt. 1, Box 97 Engelhard, NC 27824 Subject: Application for Water Quality Certification County of Hyde Swanquarter Watershed Project Hyde County Dear Ms. Swindell: This will acknowledge receipt of the petition which you submitted- on June 11, 1985, requesting that the Subject application be denied and that a public hearing be held. This petition does exhibit that there is significant public interest in this application to warrant a public hearing be held prior to any final action by this Division on the application. - - I understand that you are working to get local governments or sponsors to have a hearing on this project. We will await further word from you on whether a hearing on the Water Quality Certification is 1 need to hear from you on this natter no later than eptember 15 so hat appropriate actions can be taken prior to our dline for act on an application. If you have any questions regarding this matter, please contact Mr. William Mills with this Office at 733-5083. Sincerel SIGNED BY R. PAUL WILMS R. Paul Wilms Director cc: Dave-Owens Jim Mulligan Mary Lou Smith -,. 1 qdN,??? ?y ? . , Po. Box 27687. Rakigh, Noah G,4w 276117687 'kkphone 919.733.4984 An Equgoppottuniry / Affi madve Action Employer RECEIVED JUN 2 01985 WATER QUALITY SECTION OPERATIONS BRANCH DIVISION OF ENVIRONMENTAL MANAGEMENT June 19, 1985 M E M O R A N D U M TO: Dennis Ramsey FROM: George T. Everett Gr SUBJECT: Public Hearing for 401 Certification Swan Quarter Watershed Plan Please have Bill Mills prepare a recommendation for a public hearing on the Swan Quarter project. Also, have Bill contact Charlie Hollis with the Corps of Engineers to explore their interest in a joint hearing. I would like to have the recommendation for a 401 hearing approved by Paul this week. If the Corps of Engineers wants to participate, we can finalize the scheduling at a later date. AL M REPLY REFER TO Regulatory Branch DEPARTMENT OF THE ARMY WILMINGTON DISTRICT, CORPS OF ENGINEERS P.O. BOX 1890 WILMINGTON, NORTH CAROLINA 28x02.1890 June 20, 1985 SUBJECT: File No. SAWCO85-N-048-0218 J U N 2 4 1985 Hyde County Ccmmissioners Post Office Box 264 Swanquarter, North Carolina 27885 Gentlemen: RECEIVED VLATER QUALITY SECTION OPERATIONS BRANCH On May 16, 1985, we announced by public notice your application for a Department of the Army permit to discharge excavated material into wetlands contiguous with Juniper Bay to effect construction of an earthen dike and associated tide gates in the Swanquarter Watershed near Swanquarter, Hyde County, North Carolina. In response to that notice, we have received a petition from the "Concerned Citizens of Coastal Carolina" requesting that the project be abandoned, no permits be issued, no Federal funds be allocated, and a public hearing be conducted. It is our understanding that you have also received the subject petition. As that petition appears to reflect the views of a significant segment of the population in the affected area, we would request that you contact those dissenting parties with a view towards resolving their concerns. Please advise us in writing of your findings in this matter. We are temporarily abstaining from further processing of your permit request pending your resolution of this matter. Should you have questions, please contact Mr. Ken Jolly, telephone (919) 343-4632. Sincerely, Charles W. Hollis Chief, Regulatory Branch . *11 r-t -2- Copies Furnished: ti Ms. Sybil C. Swindell Route 1, Box 97 Englehard, North Carolina 27824 Mr. Rufus Croon Soil Conservation Service 116 Adams Street Plymouth, North Carolina 27962 4. William Mills Water Quality Section Division of Environmental Management North Carolina Department of Natural Resources and Community Development Post Office Box 27687 Raleigh, North Carolina 27611-7687< Mr. John Parker Division of Coastal Management North Carolina Department of Natural Resources and Community Developinent Post Office Box 27687 Raleigh, North Carolina 27611-7687< RECEIVED '1111 31 1985 Ju]s 29. 1985 Second of Letter with Attached Petition "A1E?'?1AL!?Y ?ECTie"J • "HATIONS ISRANCH June 11, 1985 TO: gyde County Board of County Commissioners Pamlico Soil and Water Conservation District NC Division of Environmental Management US Army Corps of Ingineers, Wilxdngton District FROM: Concerned Citizens of Coastal Carolina RBs West, Quarter, Double and Bay Watershed Project-Swan Quarter, Vyde County DATE: June 11, 1985 Attention: J. B. Berry Ruf a Croon William Nips Ben Jolly We, the concerned citizens as landowners, interested parties, families, fishermen, farmers and friends, as the petitioners (see attached signed petitions as part of this letter) hereby request that you abandon this said project and that so Federal funds be allocated and that no permits be issued. By way of this letter and attached petitions, we farther request that all eoncerned and/or related agencies conduct a public hearing(by proper notifioation)in We County so that all aspects of this project can be discussed. The above mentioned persons will be served a copy of this letter with attached petitions by certified mail. Thank you for your prompt attention. Sincerelys Sy C. 9Kindell DO OCRATS FOR MARTIN ac: Ron. Jesse Yelas Yon. Jim Nartin Sec. Rlizabeth Y. Dole gee. Tom y Rhoades Nr. Kenneth Roberson Atty . Raymond N. Taylor r .k J 70 8 RIDE COUNT DOIRD OF COUNTT WMISSIONIRS, -PAKLIOO SOIL . AND WATSR ©ONSIZVATION DISTRUT AW SSATVYEDIRAL AG=CI35' ,.:,_ e , C, ?Vi to .S - - 7- OZ 4-Y- S cart/ L/ - NAgAL E30.u?2C6 S a4JL , S, g 4V7 rl(iTT?- 190111 a -'? iBNC TIZSNS OF COASTAL CAROLINA Ilt WIRT, QUARTER, DGUKX and DAY WATERSHED PROJECT-SWAT QDAB?NB, lima OOUNTT HATS: NAT n, 1l85 INSOIUGH as the stated Sponsors thru its Committee on the Swan Quarter Vatearshed Projest do not represent the viers of the majority of concerned sitisens in that the said Committee did not advertise nor hold numerous paMie hearings to got the citizens input out 1. sxact locations of addition ditches and location of dikes, 2, environmental impact of fresh water runoff as -it may relate---- - - to peat mining and other industrial developments, relationship to prpposed widening of US 264 fros Rose Day to Dsgelhard, k. misuses of Federal !awls, 5. assessment of property taxes, 6. relocation of persons within drainage district, and 7. Fey irregularities as they my relate to GAIU regulations and to the Nyde County Land Use Plan; ils, the undersigned eoncerned citizens as landowners, interested panties, families, fishermen, farmers and friends, do BERM PETITION the Sponsors of this Project to immediately alandon sach and that the Federal Agencies ant all funding and that the Federal wad State Agencies dour any permits for said project* lospeotrany sari Ped, , 4 Z4_? , C. Swindell It. 1 DDX !7 UgaUwrd, VC 27124 rate Two petition to we County DDAM of Oo issioaers at. alo re Swan Qsarter xatersled pro3 eat MW 29t IPIS -10 ]IAMB ' ? ? NA2?_ i?8t58 2 v AIMS I i r8t n ji lot0 Pe to Hyde County ]bard of Comissioners et. al. re Swan Quarter Wataraks , Pro j not XV 29,p 1965 NAME 1 F'J? ADDRESS /C-r-. r I!"'c _,j/-' NOR ADDRESS 7 Z? NAM xAK ADDRES,B ai?lllSiaSS XAKS NAME ADDRESS ADDRESS NAME NM ADDRESS ADDRESS MAKE NAME ADDRESS iDDRE?.?S BAKE NAME ADDRESS ADDRESS h; j s wi ; not e., (1 ?a S- ? Ss ? -? Y cgal? , TKAto 1?<<q$S t7 oo e.., -? # ?. An s ` D C. ??? ???? r Bill Moore of the Washington- Regional Off.ce Called you concerning what they knew about Ms. Swindell's meeting with you°•concerninng'-Swan Quarter Watershed Project. -Bill contacted the COE.about this and learned that Ms. Swindell had been?to see.them also-on this. The main things she told the COE she was upset about werev, 1. Noone in area is in,favor-of project. 2.• Ms.Swindell's claims there were no public hearings. (Bill understands, however,- that there were hearings and the Soil Conservation Service sent out proper notices.) -The COE will be' sending a+,letter to the County Commissioners asking them to review-the project with the disturbed parties and giving them the status - a copy of this letter will be sent:to Bill Mills. -The Washington Regional Office has no WQ data from Juniper Bay - they feel this project will have little WQ impact and have no objections to project as it is currently. 'CALL BILL IF YOU WANT TO DISCUSS: 8-919-946-6481 mbj MEMO DATE: TO SUBJECT: 4-6 73 3 - a S' b A.Ms Yol -? G? c_ P ID ? ?- North Carolina Department of Natural Resources &Community Development ??QIlfA AY I 1W. "SAVE OUR HYDE" 4 . )&Bt T0: FROM: WEST CANAL ASSOCIATION RE: WESTv QUARTBRv DOUBLE AND DAY CANAL WATERSHED PROJECT DATE: OCMUR-; 49, 1985 You are invited to attend a gathering of concerned citizens to most in HYDE county on October 29i 1985 in order to learn more about our sad state of affairs with our once plentiful WETLAM and their re- lationship to a proposed watershed project. The ITINERt1RY is: 1 :00 PM Most at MATTAKUSE W INN AND RSSTAURUff Fairfield NC 1:30 PM Iend/air/ssa tour of Watershed Pro3ect and the surrounding Mattamnskeet Lake areas 4:00 PM Presentation: A CLOSER IAOK AT THE JUNIPER DAY PROJECT (WATERSHED ) 5:00 PM Seafood Dinner (JUNIPER X&Y-PAMLICO SOUND trout and shrimp) at Mattamuskest Imm And RESTAURANT- $5.00 per person; pay Sybil on arrival 7:00 PM ARMY CORPS OF ENGINIM PUBLIC HEARING ON THE SWAN QUARTER WATERSHED PROJECT(404 PERMIT)- SWAN QUARTER COURTHOUSE Please respond by phone before October 29th who your personal representative is and time of arrival if you cannot attend. Over- night accommadations will be available at the MATTAWSKSBT INN if needed (call Sybil). We are looking forward to seeing you on the 29thb *Dress accordingly. p (0 c z z? ?a?v?+tBiA d H A H H O x Lee r .V___, June 4, 1985 JUN 1535 p?-}I'L-?' C?O'^". S e V J At' o w ? S ` + wrap i1t kA'akPY?`i6?ca%.?2n I?(?„ Rufus Groom Pa&lieo Soil and Water Conservation District 116 Adams Street Plymouth, NC 27962 Telephone No. 919-793-4561 Dear Mr. Croon: It is my understanding that your office, as a Sponsor, has the final plans for the Swan Quarter Watershed Project for the West, Quarter, Double and fay Canals. It is my request that you send me a_copy of this final draft, In addition, by copy of this letter; the following persons will also be expecting to receive a copy of the said project within ten days: Ikon. Jesse Helms, Chairman Senate AgricultureCommittee Senate Office Building Washington, DC 20000 Hon. Jim Martin, Governor Office of The Governor 116 W. Jones Street Raleigh, KC 27611 Pat Dorsey, Secretary KC Department of Cultural Resources State Archives Building Raleigh, HC 27611 Tommy Rhoades, Chairman NC Department of Natural Resources P. O. Box 27687 RaEleigh, NC 27611 Kenneth H. Roberson, Board Member NC Department of Transportation P. 0. Box 27611 Raleigh, NC 27610 JUN 11985 WATER QUALITY It, . Page Two Letter t0 ;'z-oon Re: Swan Quarter V.x ^?. A Prof Oct .JL3?Z??L9? ?.? `> Dill, Louis, A " , Iiiotrator of 101 Swindell 's -,ato LEWIS, LEWIS cz JTBUT P. 0. rox 4 F'armvil.le,dC 2"r'32$ Stephen Caa ? , ::.-,ornoy for Marjorie 24. N pi .'. ?1 HAUPINj, TAYLOR ' 7LT IS P. 0o Drader /?64 Raleigh, NC 27612 Raymond X. Taylor 1ULL, HILL, 0 9 +'Z]E' `S LL & TAYIOR P. Om Lax 19271 Raleigh, NC 2701: Thank you for d o., at.nntion in this natt=o Sincerely, Sy? C, HYDE COT TY D7a'C4 STS 'IFOR MARTIN- Rt. 1 Eox )7 En-ell,,ard, NO 2V24 Cedes to : K n oUy D " LL -wont of the Azmq Y1ili :i n ;ton District, CoiTs of li73ineers Po 0. .-.-ox 1390 Vi l ;-,i ngton, NC 28402 Paul Nilns., Director Diviromental Management Co 3izoion P. 0, Box 27687 Raleigh, NC 27611 Geore Kaneklides, Director Office of Legal Affairs-Depar-Lmeat of Natural Resources P. 0s Lox 27637 Raleigh, NC 27611 -u •.-.W? TIIft6A8` kft f'hAft ig A , N A °Thu"Ay MayZS,.1 aS! Papa BB Board A lies pA t For Permit To Build Dike I The Hyde County Board-of Commis- sioners has made application to the Department of the Army for permit to discharge excavated material from.the, , "M Quarter watersikid dike and tide :gates project into the :Juniper Bay wetlands. The announcement was made Thurs- kc Aay-by. the Army Corps of Engineers' Wilmington office: The tiurpo?e of the 'Swan Quarter Watershed project is to . protect agricultural lahds ' from flooding caused by high-wind tides. Plans submitted with the application { show the proposed construction of ap_ proximately 6.1 miles of earthen dike along the southern limits of Swan - Quarter Watershed. The work will in- volve the constructior. of a 14-foot wide ?1, (it,-t60*r S.? fGot ?artbft i dike*Ith atypical bottom width of-9 feet. e Material for 'the.dike will he 'ex- t cavated from adjaceflt burrow areas f alongside the dike. A total of -57 aide gates are to be installed in the project area. Comments from any person regar- ding the application and the proposed work will be received no later than 4:15 p.m., dune 19, to the attention of Ken Jolly, Department of ft-Army; jlViltn- ington District, Corps of Engineers, P.O. Box 1890,V ilnTicto, V.C. 28402. An environment0,*pigct stAtement, ,: -prepared -'by -#ie, I.S. partaneBt' of Agriculture, Soil Comervation Service, is available 'for review in the Regulatory Branch in the Wilmington'... District Office of the Corps. 1 STA7Z ASSISTANT SECRETARY North Carolina Department of Natural FRESO NATURAL -6? Resources &Community Development Earl G.Droessler James B. Hunt, Jr., Governor James A. Summers, Secretary Telephone 919733-4984 February 6, 1984 .. .,. FEB I[) ,W `I MEMORANDUM FEB 5 1984 TO: Vernon Bevill WATER Maurice G. Cook QUALITY Robert Helms SECTION Robert Mahood Dave Owens FROM: Earl G. Droessler 'G SUBJECT: Swan Quarter Project EIS I want to commend each of you for your agency's constructive input into the discussion last Thursday of the Swan Quarter Project draft EIS. It was encouraging to see the cooperative spirit displayed by all of our Departmental people. As we move into the development of the final EIS, I would appreciate your continued input and assistance in making the document as strong as possible. Mr. John Garrett of SCS will be contacting you in the near future in regard to arranging a meeting with you and/or others whom you may designate. The Department appreciates the efforts you are putting forth in this endeavor. EGD:mw cc: Mr. Coy Garrett Mr. Richard Gallo Mr. John Garrett P. O. Box 27687 Raleigh, N. C. 27611-7687 MEMO DATE: June 21, 1985 George TO: SUBJECT: FROM: Teresa- asao- oor Mary Lou Smith called about 4:55 p.m. today. She wants to know if you got in touch with Sybil Swindall. If so, what transpired and where does she stand. She wants to be copied on anything going to Ms. Swindall. If you are not going to be in Monday, please write what transpired on this memo at the bottom. Ms. Smith wants me to call her on Monday if you are not going to be here. 0- IAO-t 7 U -D A4 - uA& can a? North Carolina Department of Natural . Resources &Community Development Office, Soatd of Commtdonen Michael t Sw hWdL Cunituck J. B. Bevy. FaitW J. B. Cahoaw. Lake L MWN Allow M. Ballawoa„ Octac*A Maeg? !?. IIaRM. $w?n Qtiarlw F COUNTY OF HYDE SWAN QUARTER, NORTH CAROLINA 27885 JUL 9 1995 WATER QUALITY SECTION F ally C. Tbew w^ County Flnanm Offim ClUload Swlwdall. County Manages Dowel.. A. Gibbs. AW t County MeneW July 3, 1985 SO%L & V! A. L ?.y Mr. Charles W. Hollis Chief, Regulatory Branch Department of the Army Wilmington District, Corps of Engineers P.O. Box 1890 Wilmington, North Carolina 28402-1890 Dear Mr. Hollis, Enclosed is our response to the petition from the "Concerned Citizens of Coastal Carolina." Mr. Hollis, we have found-that local support for this project is a-s strong today as it was in 1979. ..We request that the Army Corps of Engineers issue a "4040 Permit. The following is a list of some of the meetings and 'purposes r pertaining. to West-Quarter/Double-Bay (SwanQuarter) Watershed project. August 1, 1979 -------- A public informational meeting was held with 24 people attending. August 6, 1979 -------- Hyde County Commissioners passed a resolution to act as a sponsor of the V 4- project. June 1, 1980 --------- Public meeting was held in the Agricultur( Building auditorium. December 18,,1980 ------ Public meeting held with notices posted in courthouse and other public.places. Twenty people attended. August 6, 1981 --------- Certified notices were mailed to all property owners about establishing a service district and about public meeting to be held on September 8, 1981. September 8, 1981 ----- Public meeting concerning a service district. Public notice published in Washington Daily News, posted in Hyde County Courthouse..Approximately 25 people attended. October 19, 1981 ----- Public meeting held for purpose of establishment of a special service district. Ballots were mailed to land- owners to return or bring.back at meeting. Ballots were counted with 53 voting for and 34 against the establishment of the service district. As a result of this vote the county commissioners voted to establish a special servict.district. September 1., 1982 ----- Scoping meeting was held. Twenty five attended which were mostly professional. people. (Agency personnel) January 20, 1983 ----- Scopi.ng meeting held with 36 people attending. People present consisted of agency representatives, committee members, and property owners. This project was discussed at a number of the-Gowe.rnor'tWater Quality Task Force meetings.This task force-met for approximately 18` months'and was open ta?the public. Since 1979 the steering committees established by the county commissioners have met several times each year. Mr. Hollis, as you are aware the project was changed due to the task force trying to work out a way to divert freshwater.out of a primary nursery area. Because of the lack of state funding and support the project reverted back to the original plan`. This plan was to install -a dike and tidegates. No new channels, were"to be constructed except the borrow channel. The spoil from this channel would be used to ccnstruct the dike. Scoping meetings held in 1983• and 1984 settled'on the dike alignment with the localicommittees and various federal and state agencies. By installing tide gates fresh water runoff may be reduced into the primary nursery area. The open ditches behind the tide gates will become as storage areas for the fresh water. Mr. Hollis, we are an agricultural county and if cropland is adversely affected we lose our tax base and we need to prevent this. We have reviewed the petition and found that out of the 171 names that have signed only 43 of those are located within the watershed area. The remaining 128 are located outside the watershed. Only those.within the watershed will be assessed to maintain and pay ?r for the project. This project is being established under General Statue Chapter 153 A Article 16. Our county attorney has assured us that we met the intent of the statue as it relates-to public meetings and notices. Sincerely, i r! f) DEPARTMENT OF THE ARMY WILMINGTON DISTRICT, CORPS OF ENGINEERS P.O. Sox low WILMINGTON, NORTH CAROLINA Z810Z-law IN REPLY REFER TO Regulatory Branch June 20, 1985 SUBJDCr: File No. SAW0085-N- 048-0218 J U N 2 4 1985 Hyde County Commissioners Post Office Box 264 Swanquarter, North Carolina 27885 Gentlemen: RECEIVED WATER QUALITY SECTION OPERATIONS BRANCH On May 16, 1985, we announced by public notice your application for a Department of the Army permit to discharge excavated material into wetlands contiguous with juniper Bay to effect constriction of an earthen dike and associated tide gates in the Swanquarter Watershed near Swanquarter, Hyde County, North Carolina. In response to that notice, we have received a petition from the 'Concerned Citizens of Coastal Carolina' requesting that the project be abandoned, no permits be issued, no Federal funds be allocated, and a public hearing be conducted. It is our understanding that you have also received the subject petition. As that petition appears to reflect the views of a significant segment of the population in the affected area, we would request that you contact those dissenting parties with a view towards resolving their concerns. Please advise us in writing of your findings in this matter. We are temporarily abstaining froa further prooessing of your permit request pending. your resolution of this smatter. ° - Should You have questions, p1 ease contact Mr. Ken Jolly, telephone (919) 343-4632. 4 4 sincerely, Charles W. Hollis Chief, Regulatory Branch June 11, 1985 R E C EIV ED JUN 13 1985 WATER QUALITY SECTION OPERATIONS BRANCH TOt Hyde County Board of County Commissioners Paslico Soil and Water Conservation District NC Division of Environmental Management US Army Corps of Engineers, Wilmington District FROM: Concerned Citizens of Coastal Carolina Lis: West, Quarter, Double and Bay Watershed Project-Swan Quarter, Hyde County DATS: June 119 1995 Attention: J. B. Berry Ruftits Croon William Mills Ken Jolly We, the concerned citizens as landowners, interested parties, families, fishermen, farmers and friends, as the petitioners (see attached signed petitions as part of this letter) hereby request that you abandon this said project and that no Federal funds be allocated and that no pezmits be issued. By way of this letter and attached petitions, we further request that all eoncerned and/or related agencies conduct a public hearing(by proper notification)in Hyde County so that all aspects of this project can be discussed. The above mentioned persons will be served a copy of this letter with attached petitions by certified nail. Thant: you for your prompt attention. Sincerely, DD OCBATS FOR MABTIK cc: Yon. Jesse Nelms Yon. Jim Martin Sec. Elisabeth Y. Dole Sec. Tommy Rhoades Mr. Kenneth Roberson Atty. Raymond M. Taylor ?r TO I MZ COUNTY BOARD OF COUM =033SION03, PAKLIOD SOIL LID WATT CONSRRVATION DISTRICT AND STATU/ MMAL AONCISS ",:_ e , C, iVI S o s o cu/ Lt - az= 017- 1 A 401 ?v c ?o,uRCE3 ,5, ,q- ? Et1 .C(i7T?? 1raOUi", -:_ C IZ?S OF COASTAL C RDLVI nt NRiT, QUARTER, DOON A and NAT WATERMW lBOdBCT-SWAT QDARM# NMI GOON r PATS: NAT 2'9,1!115 IBSOIUCK as the stated Sponsors thrn its Committee on the Sean Quarter Watershed Project do mot represent the vieve of the majority of concerned sitisess is that the said Committee Aid not advertise nor hold asmsrow pallie hearings to got the citizens input out 1. am@ t locations- of addition ditches and location of dikes, 2, enviroc+mental impact of fresh water runoff as it say relate to peat pining and other industrial develo ent, ,,: relationship to prpposed widening of VS 26 trom Rose Ray to Sdgelhard, la. misuses of Federal Funds, 5. assesessat of property taxes, 6* relocation of persons within drainage district, and 7. mW irregularities as they may relate to CAXA segelations end to the My" County Land Use Plan; WS6 the undersigned concerned citizens as landowners, interested parties, families, tishenaem, farmers and friends, do KMW PITITIO! the Sponsors of this Project to Immediately abandon such and that the Federal Agencies out all funding and that the Federal and State Agencies doW mW posits for said project. RespectAtlly sutimi , C. BMindell St. 1 D= 97 Nogel ard, NC 27624 •r Page Two Petition to IWde Cowt, kurl of Qooiasi oners et. al. re 9raa Quarter watersked Pro3eet MW t!, 1965 45 ?kbl Pate Two petition to Ride County lbard of Qomissi.oners et. al. re Swan Quarter Wsters>hed Project W 2!, 11$5 r mm MAU NAME _ ADM AADRSS.S rti c .r L. 7-777Z ?ia?irr 1 r r r?? I Page Two Petition to Hyde County lbard of Comissioners eto al* re Swan Quarter Watershed Project W 2!, 1985 Page Two ]Petition to i"s Comm, loard of Commissioners eto al. re Swam Quarter watershed ]Projeot W 2vf IPi5 NAME an IL A I n r e f i ?tvzr? L)?r 1'1G Z7/YD- rate Two petition to Byde County bard of Cosai.esionera et, al, re Swan Quarter Watershed Protect MW 29, 19$5 -7ge I/ Page TOO Petition to 97de Counts lbard of Qorissioners et& al, " Swan quarter Natersked P"Jeet IW "s 1965 - Page Two petition to Byde County bard of Coanissioners et, al. re Swan Qaarter Watershed Project w 2!, 1965 f Page Too Tetition to Hyde cAmtr Watersied Pro3eet sw "so 1.965 bard of Oasatssioners et. al* re Swan Quarter 5 lase two letition to 97" Qomtr krard of oomaissioners at, al. re Swan Quarter Watershed hroQest Sw 29, 1915 C. ?YYa?rY Kka NAM WE - l Page Two Petition to Hyde County Board of Commissioners eto al, re Swan Quarter Watershed Pro3eat W 29, 1985 ,- AMR= NAME r1DDEBS3 .. .uC 7 N y ?p N C G p W C) c? ?.w 5' O A e? .C y ..a? bD N re v b11 0 A Rbp :wC y>' .CI?yO N p O ro N 75, Ad it °No aro? p:'3.0? u ??oo?a V ro0 lW7 ` ro y y..++ w C ro27 0.._7 ...w tw`0 UJ ?,. 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A•0 S 0^'""C47 d VO ?? cRa33'•Swx ?ZU4maa3Eovo,°? °-3?WA°Nro3?acnw3 v o., t .?trn ki r w? ro ? , ;460 r DEPARTMENT OF THE ARMY Wilmington District, Corps of Engineers Post Office Box 1890 Wilmington, North Carolina 28402-1890 SAWC085-N-048-0218 May 16, 1985 PUBLIC NOTICE HYDE COUNTY COMMISSIONERS, Post Office Box 264, Swanquarter, North Carolina 27885, has applied for a Department of the Army permit TO DISCHARGE EXCAVATED MATERIAL INTO WETLANDS CONTIGUOUS WITH JUNIPER BAY TO EFFECT CONSTRUCTION OF AN EARTHEN DIKE AND ASSOCIATED TIDE GATES IN THE SWANQUARTER WATERSHED NEAR SWANQUARTER, Hyde County, North Carolina. The following description of the work is taken from data provided by the applicant and from observations made during an onsite visit by a representative of the Corps of Engineers. Plans submitted with the application show the proposed construction of approximately 6.1 miles of earthen dike along the southern limits of Swanquarter Watershed. The work will involve construction of a 14-foot-wide (top width), 5.7-foot-high earthen dike with 3:1 side slopes (typical bottom width of 38 feet). Material for the dike will be excavated from adjacent borrow areas alongside the dike. A total of 57 tide gates are to be installed in the project area. Typical excavation and fill activities are to be restricted to an approximate 100-foot-wide portion of a dedicated 150-foot-wide right-of-way. The proposed dike alignment has been significantly modified from that originally presented by the applicant as a result of coordination between the applicant and interested Federal and State agencies. Construction of the dike along this proposed alignment, utilizing existing dikes, canals, and disturbed areas where possible, will impact approximately 2 acres of irregularly-flooded wetlands. The purpose of the proposed work is to protect agricultural lands from flooding caused by high wind tides. Plans showing the work are included with this public notice. An Environmental Impact Statement, prepared by the U. S. Department of Agriculture, Soil Conservation Service, is available for review in Regulatory Branch, U. S. Army Corps of Engineers, Wilmington, North Carolina. The State of North Carolina will review this public notice to determine the need for the applicant to obtain any required State authorization. No Department of the Army permit will be issued until the coordinated State viewpoint on the proposal has been received and reviewed by this agency, nor will a Department of the Army permit be issued until the N. C. Division of Environmental Management has determined the applicability of a Water Quality Certificate as required by PL 92-500. a r _2_ This application is being considered pursuant to Section 404(b) of the Clean Water Act (33 U.S.C. 1344). Any person may request, in writing within the comment period specified in the notice, that a public hearing be held to consider this application. Requests for public hearing shall state, with particularity, the reasons for holding a public hearing. The District Engineer has consulted the latest published version of the National Register of Historic Places for the presence or absence of registered properties, or properties listed as being eligible for inclusion therein, and this worksite is not registered property or property listed as being eligible for inclusion in the Register. Consultation of the National Register constitutes the extent of cultural resource investigations by the District Engineer, and he is otherwise unaware of the presence of such resources. Presently, unknown archeological, scientific, prehistorical, or historical data may be lost or destroyed by work under the requested permit. The District Engineer has determined, based on a review of data furnished by the applicant and onsite observations, that the activity will not affect species, or their critical habitat, designated as endangered or threatened pursuant to the Endangered Species Act of 1973. The decision whether to issue a permit will be based on an evaluation of the probable impacts, including cumulative impacts, of the proposed activity and its intended use on the public interest. Evaluation of the probable impacts which the proposed activity may have on the public interest requires a careful weighing of all those factors which become relevant in each particular case. The benefits which reasonably may be expected to accrue from the proposal must be balanced against its reasonably foreseeable detriments. The decision whether to authorize a proposal, and, if so, the conditions under which it will be allowed to occur, are, therefore, determined by the outcome of the general balancing process. That decision should reflect the national concern for both protection and utilization of important resources. All factors which may be relevant to the proposal-must be considered including the cumulative effects thereof. Among those are conservation, economics, aesthetics, general environmental concerns, wetlands, cultural values, fish and wildlife values, flood hazards, floodplain values, land use, navigation, shore erosion and accretion, recreation, water supply and conservation, water quality, energy needs, safety, food and fiber production, mineral needs, considerations of property ownership, and, in general, the needs and welfare of the people. For activities involving the placement of dredged or fill materials in waters of the United States, a permit will be denied if the discharge that would be authorized by such permit would not comply with the Environmental Protection Agencies' 404(b)(1) guidelines. Subject to the preceding sentence and any other applicable guidelines or criteria, a permit will be granted unless the District Engineer determines that it would be contrary to the public interest. -3- Generally, the decision whether to issue this Department of the Army permit will not be made until the N. C. Division of Environmental Management (DEM), issues or denies State certification required by Section 401 of the Clean Water Act. The DEM considers whether or not the proposed activity will comply with Sections 301, 302, 306, and 307 of the Clean Water Act. The application and this public notice for the Department of the Army permit serve as application to the DEM for certification. Additional information regarding the Clean Water Act certification may be reviewed at the offices of the Environmental Operations Section, N. C. Division of Environmental Management, Salisbury Street, Archdale Building, Raleigh, North Carolina. Copies of such materials will be furnished to any person requesting copies upon payment of reproduction costs. The N. C. Division of Environmental Management plans to take final action in the issuance of the Clean Water Act certification on or after June 25, 1985. All persons desiring to make comments regarding the application for Clean Water Act certification should do so in writing delivered to the N. C. Division of Environmental Management, Post Office Box 27687, Raleigh, North Carolina 27611, on or before June 19, 1985, Attention: Mr. William Mills. Written comments pertinent to the proposed work, as outlined above, will be received in this office, Attention: Mr. Ken Jolly, until 4:15 p.m., June 17, 1985, or telephone (919) 343-4632. T. 6URCH NE ASSISTANT L. 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BOX 1890 WILMINGTON, NORTH CAROLINA 28402-1890 May 16, 1985 I;,1 AY 9, () 1985 WATER QUALITY SECTION 0PERAT?0f\±S RP,ANCH SUBJECT: File No. SAWC085-N-048-0218 Mr. William Mills Water Quality Section Division of Environmental Management North Carolina Department of Natural Resources and Community Development Post Office Box 27687 Raleigh, North Carolina 27611-7687 Dear Mr. Mills: Enclosed is the application of the Hyde County Commissioners for a Department of the Army permit and a State Water Quality Certification. Your receipt of this letter verifies your acceptance of a valid request for certification in accordance with Section 325.2(b)(ii) of our administrative regulations. We are considering authorization of the proposed activity pursuant to Section 404 of the Clean Water Act, and we have determined that a water quality certification may be required under the provisions of Section 401 of the same law. A Department of the Army permit will not be granted until the certification has been obtained or waived. In accordance with our administrative regulations, 60 days after receipt of a request for certification is considered a reasonable time for State action. Therefore, if your office has not acted on the request by August 16, 1985, the District Engineer will deem that waiver has occurred. Questions or comments may be addressed to Mr. Ken Jolly, telephone (919) 343-4632. Sincerely, a W. Ho 1 s ie , Regulat y Branch RECEIVED Enclosure APPLICATION FOR Z-1 U SAW CD85-r N - a '5l ?-o / ?' 0 7 MAR 1985 PERMIT TO EXCAVAT'-: POR FILL WATER QUALITY CERTIFICATION EASEMENT IN LANDS ODVE BY WATER LAMA PERMIT FOR MAJOR DEVELOPMENT Oepartmont of Adrnlnlstrall n State of +;. M carollna Oepartnrent of IN Army (GS 146.19) Oeparctnent of Nawrel Reaettncee tittd Community oevelopmem Corps C R ? i, Wi minlijb t Oborke Ills 113-329.143P2115-31111)(1), 14)-213.3(c), I IIIA-11g Please type or print and fill in all blanks. If information Is not applicable, so indicate by placinr NIA in blank. 1. Applicant Information Hyde County A. Name Last First Middle 0. Address P. 0. Box 264 Street, P O. Box or Route SwanQuarter North Carolina 27885 919-926-4361 City or Town Stale Zip Code Phone 11. Location of Proposed Project. A. County Hyde 8. 1. City, town, community or landmark 5 W a n H u a r t e r 2. Is proposed work within city limits? Yes - No X _ C. Creek, river, sound or bay upon which project is located or nearest named body of water to project Ju n i D e r Bay 111. Oeuription of Project A. 1. Maintenance of existing project 2. New work X 6. Purpose of excavation or fill 1. Access channel length width depth 2. Boat basin length width depth 3. Fill area length widthR depth 4. Other Di ka length6 • 1111 1. width 5-0-W t depth max 5 .7 f t, C. 1. Bulkhead length N /A Average distance waierward of MHW (shoreline) 2. Type of bulkhead construction (material) D. Excavated material (total for project) 1 Ukk ,jgjated 220,000 2, Typeofmattrial sandy clay loam; loam E. Fill material to be placed below MHW (see also VI A) 1. Cubic yards N/A 2. Type of maitnal IV. Land Type, Disposal Area, and Construction Equipment. A. Does the area to be excavated include any marshland, swamps or other wetland? Yes ..I...? No 8. Does the disposal Area include any marshland, swamps or other wetland' Yes -L -N, C. Disposal Area 1. Location Dike being constructed 2. Do you claim title to disposal area, D. Fill material source of fill rs lu bt trucscd in N/A E. Now will c><cavated material be entrapptd and erosion Lonlrolled' F. Type of equipment to he used r a Q l i n e G. Will marshland he crossed to transporting equipment to project sites If yes, explain NO *See Narative OAF-61 Rev. Ia1• I y V. 6*00d V a of f ? r e * 4 Am (Deessflle) from salt water i n t r u s i o n AA 1. f 4 i v a a D i k e / T i d e gat - t- t tL.a CQ.. Q- i...4 n oa .. 2. Coam"1141 ?. HouskV Oovewpertwtt or Indumial 4. Other A 1. taut $14146) 2. Elevation of lot(s) above Man NO Water 3. Soil type and texture 4. Type of building{ facilities or structures - - - S. Sewage disposal andlor waste water treatment A. kxwing ? Planned a. Otscribe._ --_ ..__._. _Y ?.....?..?. - - 6. Land Classification (circle onrl 0EVF L0140 1"RA'vSi f ifiN.m. COMMUNITY RURAL CONSE kVAT 1014 01 HL R - (See CAMA Local Land Ufa Plan Synopsis) VI. remaining to Fill and N'ater Quality. A. Ones the proposed projeu ;r.volve the placement of Fiji m tteria?s helow !ne.n 'Iiah wate(? Yrs__.-No „?. 6. 1. Will any runoff or discharge enter adjacent milers as. result of project Activity or planned use of the area following project completion) Yes_.......No 2. Type of discharge -~?- 2. Location of discharge VII. plllee if rate of shoreline erosion (if known): ........).....-- VIII. Llet pamlt numbers and issue dales of previous Department of Army Corps of Eapiesers er State pwir4ts for . wak In project area, if applicable: N i/ A - K Look of time required to complete project. 3 years for r oiFn c t r u ri+.r'...r+t i n g, - --- s«atr I.ii?i..r. i X. M oddilien to the completed application form, the followirig Items must be provided: A. Attach acopy of the deed (with State application only) or other instrument under which applicant claims title to the affected property. OR If applicant is not claiming to be the owner of said Property, Own forward a copy of the deed or other Instrument under which the owner claims title plus written permission from the owner to carry out the project on his land. fl. Attach an accurate work plat drawn to scale on B% X 11" white paper (sec instruction booklet for details). Note: Original drawings preferred • only high quality copie+ Accepted. C. A copy of the application and plat must be served upon adjacent riparian landowners by iegtisteted or certified mail or by publication (o•S. 113.229 (d))Entet date served - 0. List names and complete addresses of the riparian landowners with properly adjoining applicant's. Such owners have 30 days in which to submit comments to agencies listed below. See enclosed ma X1. CerNfication requirement: 1 certify that to.the best of my krwwWlitc, the proposed activity corrtiues with the State of North Cwolmah approved coastal management program and will be conducted in a ttsanner consistent with such program. X11. Any permit issued pursuant to this application will allow only the development described in this appli cation and plat. Applicants should therefore describe in the application and plat all anticipated devei- gpment activittss, including construction, excavation, filling, and land ng. G? Or ?iaia)? GATE ?3/ Applicant's Signature "11,4112 SEE REVERE SIDE FOR MAILING INSTRUCTIONS mew lees WORKS OF IMPROVEMENT TO BE INSTALLED This flood protection project in the test, Quarter, Double and Bay project area, Hyde County, North Carolina consists of interdependent measures to protect the area from wind tide generated flooding. The works of improvement to be installed consist of a flood prevention dike with tide gates, interior dikes along feeder channels to facilitate the delivery of excess rainfall runoff to the tide gates, and land treatment measures which are to be in- stalled and maintained under the on-going soil and water conservation district program. The dikes and tide gates are to be installed by the project sponsors on a three year schedule. The 6.1 miles of dike construction will be for single purpose flood prevention. The nonstandard, special design, dike consists of a dike with a top width of 14 feet, side slopes 3:1 and a shallow (3.5-4 feet deep) keyway. This dike is to be constructed to an elevation of 5.7 feet NGVD with special breach sections constructed to 5.0 ft. NGVD located between the outlet gate locations. Foundation conditions of impermeable, horizontal clay lenses throughout the area will make the keyway effective in controlling seepage beneath the dike. Soil and water conditions make it impractical to compact the dike with equipment. It will, therefore, be necessary to use dumped fill. Allowance has been made in estimating volume of fill material to account of settling, and construction during the third year of installation to restore sections of dike that have settled below elevation 5.7 feet NGVD. The dike will be constructed with a "sand cap" or soil cover over organic soil fill at least 2 feet deep. Material for dike construction and sand cap will be taken from a borrow area beside the dike. Most of the material will come from existing channels. Dike and tide gate installation will be done in a manner that minimizes the impact on welands. The dike is to be installed where possible on existing spoil with borrow being obtained from existing channel adjacent to the dike. A minimum of 20 foot berm will be established between borrow channel and dike. Minimum clearing will be used in dike construction. The top of the dike wall serve as a travelway for access and maintenance to minimize land area required for installation. Disturbed areas, including the dike, will be established with vegetation providing erosion control and wildlife food and habitat to minimize adverse effects. A total of 57 tide gates will be installed in the project area. Twenty-eight (28) tide gates will be installed under the channel dikes along Honey, Double, Quarter, West, Hydeland and Berry Canals at locations where farm drainage enters the canals. These gates will remain open to discharge farm drainage until water levels in the canals exceed the levels in the farm drainage ditches and to allow water to flow to the outlet gates. Then, the gates will close to prevent backflooding. Twenty-three (23) tide gates will be installed under the flood prevention dike at existing canal locations. These gates will remain open to discharge freshwater until water levels outside the dike force the gates closed. Six (6) tide gates will be installed under US 264 at locations of existing pipes, to prevent water from flowing into the project area during high wind tides (see project map). Dikes located parallel to Juniper, Honey, Double, Quarter, West, and Berry Canals will be installed to increase the capacities of each channel and prevent flooding caused by rainfall runoff from cropland above 2.5 feet (NGVD). These dikes will provide sufficient elevations in the channels to deliver excessive runoff to the outlet gates under the dike. All earth blockages or dividers that provide direction to drainage will be retained and if affected by construction activities, will be replaced. . The typical right-of-way for the project is shown on the attached drawing. ??? '' # ?? lr ! fl?ii ll ? ` i ' 'l! i) ? ? ` ? 1f ?'? ;" ? ; t?, ?f? i ? ?? ! ?f ' ? ?I 7 ? ? i 1i t' :!I 1 I , , I , I I ! I ? fi Y ! x !i ! j ?;i ! i?; i 5 I T o i F t ' ? 'I If ? f , ili j I { Ri : i , i ? e s 1 i l I • ,l ' ? l • ° _ ?i Y j I .; ! 1' r.'1? 1 ij I? ,. iit !! ?: :I! : if ;• i !i? ? i :I I! !II I I j I ' ? k ?j I ( , 1 ? ' u,_ 1 ti :1 'II a C ?; lti! i r, tii? 1. '?! l? ! ' ?? ! ' '! fl' ! I I !fi ! fl ,! it i ,? ,! ?1 11 I i i ! i I i i 1 I I I 1 , ? oa V; I I ?ljl Ij ! C 1 1 :: i!i ' ? !?: if? i ! !1 ? :i t W it i I . ! I ii . 1 ; f 1 jj l ^ ! ! I i ? i I t ? f 1 f I i ;I i I I I ( ! t ! ' ( 11' ' i f t' t i: '(I ;i •1 1 • l I if if :1 I I ( l ? ? 1 t 7 !' '' '!,ili ? I ?i ? a :f,lt lli I! I ( ! I! j, ? ! ?I::f i:jj'I jl I l li ! IiI I ?I: ? ?! ? 1 } ? •tC I ,' ! , # '? ii ( i '1 I i ;; , it ii I I . ? I i ? ?. ? II :i tt 1?; ? tt I 1 ' ji, ll! :I !h' + I t' i? t `u # ? ? I{1' i1 ? tt f j1 !; I , •1 I ?? ! I' ? 11: i ( 1! } : I ' a I 111 ? I f , , } . t1? !clip ; If Trv. ii! i ? ?i ? f ?li'' I ? ?I j i ` ' j j If 4 ' r '? "? 'I ' !! ??! ' ! I l ?l i'il ; ? , I, II rl. , !, E I li i 1' i it l f il f i ( 'ti kill j N l i , i?. I,?I FiN W ? ! i; ? , ! f l i { 11 ?7.wT I ! Vill ii ? I 1!i !; ? i !i 'ii l!I jf?' I f { ?I; { f ;; ? ?:ij I f f?fiil. t. i II: ; ii 1 ' , ll ! !. ;! t' i li f ! 1 i ? ? ?l ! iji 111 f ? f I ' If t i!? j ij li ? I i ? I ` ? `' iijil' fli ? f I i? I `I i X I l 119 i llih 1 1 11 1 ?`? k; ill I I 'l g ill I 11111illi I 1 1 ,1 1 1 ?1't,l? ?? f?! '! ! ? I ! t ?'I I tl l 1 l 1 ! j !, L. I I ' } 1 ! l . l l 1 7 „ T1' H, , i ! , T 1 1 I? MIN .11611. I 1`1 I! ? { :{ 1 I i ' illliil !! ? ,I t I 1 r'? ? ? l 1 I f! i i•}? i ? 11 I l ! ? I I1 1? .i1; .r 1? , I?? f I? f f r 1 r i I r I k I f l i !, M 1 1111 1111H X..m M ®r : ?r sop FOR NATURAL North Carolina Department of Natural _ ASSISTANTS .. RESOURCES Resources &Community Development Earl G. Oroessler James B. Hunt, Jr., Governor MF:MnR Al MTTM /ja Y d SAC TO: Maurice,G. Cook Stua 'Critcher Helms Bob Mahood Dave Owens FROM: Earl G. Droessler J-' m 4 • Telephone 919 733-4984 THOU JAN, Q%& 0 ii1 ?'1 iT ?.A G.6+ ?Y SUBJECT: Interagency Discussion of Swan Quarter (Juniper Bay) Project ^ I have scheduled a meeting with Mr. Coy Garrett, SCS State Conservationist, on Thursday, February 2, 9:00 A.M. in Room 539, Federal Building, to discuss the Swan Quarter Project. I would like for you personally to participate in this discussion with Mr. Garrett and his personnel. We want this meeting to be a productive dialogue on how to move--ehe >., project forward in an environmentally sound manner. Comments of the Divisions/Offices to the EIS have been forwarded to SCS along with a statement of Departmental support for the project. I look forward to seeing you on February 2. EGD:mw cc: Mr. Coy Garrett P. 0. Box 27687 Raleigh, N. C. 27611-7687 ' An Equal Opportunity Affirmative Action Employer DIVISIO'1 OF ENVIRONMENTAL MANAGEME14T January 11, 1984 SeP_3'A PS INTER-OFFICE MEMORANDUM TO: Milan -Muzinich FROM: William J. Moore SUBJECT -A-95 Review X84-5iiS Draft EIS Swan Quarter W&WAhad Plan Hyde County The Hyde County commissioners and the Pamlico Soil and Water Conservation District are sponsoring a flood prevention project. The project area is located in the central portion of Hyde County between US 264 and SR 1124. The size of the water- shed is 8002 acres. Land uses within the watershed include 5150 acres of crop land,'2718 acres of forest land and 134 acres miscellaneous. The watershed drains through a system':of,ditches and canals into Juniper Bay which is tributary to the Pamlico Sound. An1-pAik:7Bag .is classified- SA waters ,.and has 'been designated a Primary Nursery Area by the Division of Marine Fisheries. The proposed project includes the following: (Alternative 4) (1) 6.3 miles of flood prevention dike (2) 55 tide gates (3) 762 acre conservation easement/water storage area (4) channel.work.and, (5) land treatment :seasures The proposed dike.alignment.would permanently eliminate 20-acres of wetlands. In order to obtain material for the dike, a borrow canal would be constructed adjacent to the dike alignment. This would convert an additional 21 acres of wetlands to open water. There are an additional 405 acres of wetlands, 86 acres of forest land and one acre of cropland looted within the dike area. The draft EIS does not indi- cate that the areas within the dike will be impacted. the following comments are offered regarding Alternative #4:- The proposed borrow canal might be placed on the inside of the dike alignment, thereby eliminating adverse impacts on 21 acres of wetlands. The drainage through the flap gates could then be dispersed over the adjacent wetlands. (2) If for some reason(s) it became necessary to locate the borrow canal on the outside of the dike alignment, the borrow canal should be stopped short of the outfall canals. This would promote the idea of sheet flow through the wetlands rather than direct discharge through the outfall canals. F ` f Milan Muzinich 000 Page 2 (3) There may be other ways to.raduce impacts to wetlands. For example, cutting down the size of the dike and altering the side slopes would reduce the acres of wetlands impacted. If the above modifications were considered, there may be some positive,water quality benefits realised in Juniper Bay. However, it,is difficult to weigh these positive benefits,against;the negative benefits associated with wetland losses. Therefore, alternative / 4'way not represent the beat alternative, Alternative.No. 5 would involve the conetruction.of a diks'adjacent to crop land areas. Approximately two.acres of wetlands would be permanently lost under the dike.; The 762 acre conservation easement/storage area would be deleted from. the project. Additional tide gates would be installed to direct runoff to existing canals which discharge. directly to Juniper Bay. It is not anticipated that this alternative would have any.:significant impacts on Water quality in Juniper Bay (positive or negative). If the local sponsors choose this alternative,'serious consideration should be given to the location of flap gates along the dike align- ment. These flap gates would. allow runoff to be dispersed over vegetated wetland areas rather than discharged directly to existing canals. Due to slight changes in::elevation, pumping may be necessary to facilitate.aheet flow through the wetland areas. 'Alternative No, g Indicates -that.there is no support among local sponsors f for an alternative having pumps`as a project measure... The final EIS should address the following items: (1) A 401 water quality certification may be required due to the placement.of. fill in wetlands. (2) How would the proposed 762 acre conservation easement/storage area be managed? u; (3) Regardless of which alternative is selected, the project design should allow for sheet flow through,,vegetated buffers in order to reduce `impacts associated with runoff. I would recommend that the local sponsors and the review agencies meet and discuss this project prior to submitting the Final EIS. WJM/ekw } ? V DIVISION OF ENVIRONMENTAL MANAGEMENT August 17, 1984 INTER-OFFICE MEMORANDUM TOt Milan Musinich 1? - FROM: William J. Moore tNC'F%--- SUBJECT: *69VW v"tii '''FIW ?i10` #85-0084 - Swan Quarter Watershed The subject document has been reviewed. It is not anticipated that this Division Would object to the selected alternative (#5)0 A 401- water quality certification will..be requited for the placement of fill in wetlands. WJM/ekw 1 4101'YeH?? (..lE S.gnc? ?oTT B-r? 1fH ??f #' s %n vo ?v e S ? /4 c C ryccn ? o / ? 6 .r? . ? 5 4"? Kt-- O'+._ /Y S Vo u„?? .S7 f `?e ?t/e S D?t/ S T? ! ! ' r Z ?LG ??e ?i a wG / ?s , ..L 'ice YivIL 14aW &POICb1/?11 Ye-vie cc/ /Z1_ rlOS7 ' rec Cv ?-? nv T<<-e/ 6?t 6e?ye ,ss?.` ¢v/ u.? .?-e e? C!, ?"C r? d ? / a.. lC ? /ir /c d+1 ?ocA../ ? R-? , d ? 6 ! Cam- DDYMuJ GttnaC? ????.[Z 0 ABC /; ?YD?i`$??»f 7a? d/`sue?G(iig y?v/'?O (1d"!?k u/? C¢/ ?i?? ?YO?O Q? 3?iK ?7 r?Gq??ly .4 7'- W /? I ar i ?/ Gd'rt Tec t ?` CD? i Qa ? l Ge/2 d . s?0 t-n i "; e? ??VQ -00 Q44' rs e?r? ?y 7 :aV /?1h C, DEPARTMENT OF THE ARMY Wilmington District, Corps of Engineers Post Office Box 1890 Wilmington, North Carolina 28402-1890 SAWC085-N-048-0218 1 "'411 May 16, 198 PUBLIC NOTICE HYDE COUNTY COMMISSIONERS, Post Office Box 264, Swanquarter, North Carolina 27885, has applied for a Department of the Army permit TO DISCHARGE EXCAVATED MATERIAL INTO WETLANDS CONTIGUOUS WITH JUNIPER BAY TO EFFECT CONSTRUCTION OF AN EARTHEN DIKE AND ASSOCIATED TIDE GATES IN THE SWANQUARTER WATERSHED NEAR SWANQUARTER, Hyde County, North Carolina. The following description of the work is taken from data provided by the applicant and from observations made during an onsite visit by a representative of the Corps of Engineers. Plans submitted with the application show the proposed construction of approximately 6.1 miles of . earthen dike along the southern limits of Swanquarter Watershed. The work will involve construction of a 14-foot-wide (top width), 5.7-foot-high earthen dike with 3:1 side slopes (typical bottom width of 38 feet). Material for the dike will be excavated from adjacent borrow areas alongside the dike. A total of 57 tide gates are to be installed in the project area. Typical excavation and fill activities'are to be restricted to an approximate 100-foot-wide portion of a dedicated 150-foot-wide right-of-way. The proposed dike alignment has been significantly modified from that. originally presented by the applicant as a result of coordination between the applicant and interested Federal and State agencies. Construction of the dike along this proposed alignment, utilizing existing dikes, canals, and disturbed areas where possible, will impact approximately ,2 acres of irregularly-flooded wetlands. The purpose of the proposed work is to protect agricultural lands from flooding caused by high wind tides. Plans showing the work are included with this public notice. An Environmental Impact Statement, prepared by the U. S. Department of Agriculture, Soil Conservation Service, is available for review in Regulatory Branch, U. S. Army Corps of 'Engineers, Wilmington, North Carolina. The State of North Carolina will review this public notice to determine the need for the applicant to obtain any required State authorization. No Department of the Army permit will be issued until the coordinated State viewpoint on the proposal has been received and reviewed by this agency, nor will a Department of the Army permit be issued until the N. C. Division of Environmental Management has determined the applicability of a Water Quality Certificate as required by PL 92-500. . i r ri * -2- This application is being considered pursuant to Section 404(b) of the Clean Water Act (33 U.S.C. 1344). Any person may request, in writing within the comment period specified in the notice, that a public hearing be held to consider this application. Requests for public hearing shall state, with particularity, the reasons for holding a public hearing. The District Engineer has consulted the latest published version of the National Register of Historic Places for the presence or absence of registered properties, or properties listed as being eligible for inclusion therein, and this worksite is not registered property or property listed as being eligible for inclusion in the Register. Consultation of the National Register constitutes the extent of cultural resource investigations by the District Engineer, and he is otherwise unaware of the presence of such resources. Presently, unknown archeological, scientific, prehistorical, or historical data may be lost or destroyed by work under the requested permit. The District Engineer has determined, based on a review of data furnished by the applicant and onsite observations, that the activity will not affect species, or their critical habitat, designated as endangered or threatened pursuant to the Endangered Species Act of 1973. The decision whether to issue a permit will be based on an evaluation of the probable impacts, including cumulative impacts, of the proposed activity and its intended use on the public interest. Evaluation of the probable impacts which the proposed activity may have on the public interest requires a careful weighing of all those factors which become relevant;in each particular case. The benefits which reasonably may be expected ;to accrue from the proposal must be balanced against its reasonably foreseeable detriments. The decision whether to authorize a proposal, and, if so, the conditions under which it"will be allowed to occur, are, therefore, determined by the outcome of the general balancing process. That decision should reflect the national concern for both protection and utilization of important resources.- All factors which may be relevant to the proposal must be considered including the cumulative effects thereof. Among those are conservation, economics, aesthetics, general environmental.concerns,,wetlands, cultural values, fish and wildlife values, flood hazards, floodplain values, land use, navigation, shore erosion and accretion, recreation, water supply and conservation, water quality, energy needs, safety, food and fiber production, mineral needs, considerations of property ownership, and, in general, the needs and welfare of the people. For activities involving the placement of dredged-or fill materials in waters of the United States, a permit will be denied if the discharge that would be authorized by such permit would not comply with the Environmental Protection Agencies' 404(b)(1) guidelines. Subject to the preceding sentence and any other applicable guidelines or criteria, a permit will be granted unless.the District Engineer determines that it would be contrary to the public interest. 4 -3- Generally, the decision whether to issue this Department of the Army permit will not be made until the N. C. Division of Environmental Management (DEN), issues or denies State certification required by Section 401 of the Clean Water Act. The DEN considers whether or not the proposed activity will comply with Sections 301, 302, 306, and 307 of the Clean Water Act. The application and this public notice for the Department of the Army permit serve as application to the DEN for certification. Additional information regarding the Clean Water Act certification may be reviewed at the offices of the Environmental Operations Section, N. C. Division of Environmental Management, Salisbury Street, Archdale Building, Raleigh, North Carolina. Copies of such materials will be furnished to any person requesting copies upon payment of reproduction costs. _ The N. C. Division of Environmental Management plans to take final action in the issuance of the Clean Water Act certification on or after June 25, 1985. All persons desiring to make comments regarding the application for Clean Water Oct certification should do so in writing delivered to the N. C. . Division of Environmental Management, Post Office Box 27687, Raleigh, North Carolina 27611, on or before June 19, 1985, Attention: Mr. William Mills. Written comments pertinent to the proposed work, as outlined above, will be received in this office, Attention: Mr. Ken Jolly, until 4:15 p.m., June 17, 1985, or telephone (919) 343-4632. ?. T. BURCH ? • IC A$$ISTMT L. Warren • Lieutenant Colonel, Corps of Engineers Deputy District Engineer r •. 1 i f :ji !1::III } :it! :1:::i ! tp: i i''lilj i'i j;j lit ! 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F i UV@ 'MWINW AY?OMM .K-I r a IN REPLY REFER TO Regulatory Branch DEPARTMENT OF THE ARMY WILMINGTON DISTRICT, CORPS OF ENGINEERS P.O. BOX 1890 WILMINGTON, NORTH CAROLINA 28402.1890 May 16, 1985 SUBJECT: File No. SAWC085-N-048-0218 Mr. William Mills Water Quality Section Division of Environmental Management North Carolina Department of Natural Resources and Community Development Post Office Box 27687 Raleigh, North Carolina 27611-7687 Pear Mr. Mills: RECEIVED 1 A" 9, 01985 WATER QUALITY SECTION OPERA.T1101NIS BRANCH Enclosed is the application of the Rijdtat7VCommissioners rl for a Department of the Army permit and a State Water Quality Certification.' Your receipt of this letter verifies your acceptance of a valid request for certification in accordance with Section 325.2(b)(ii) of our administrative regulations. We are considering authorization of the proposed activity pursuant to Section 404 of the Clean Water Act, and we have determined that a water quality certification may be required under the provisions of Section 401 of the same law. A Department of the Army permit will not be granted until the certification has been obtained or waived. In accordance with our administrative regulations, 60 days after receipt of a request for certification is considered a reasonable time for State action. Therefore, if your office has not acted on the request by August 16, 1985, the District Engineer will deem that waiver has occurred. Questions or comments may be addressed to Mr. Ken Jolly, telephone (919) 343-4632. Sincerely, -16 a W. Ho 1 s ie , Regulat y Branch Enclosure f , v?til. WOJy?v - Q yd`?' ??v 0 7 MAR 1985 AM WATION FOR PERMIT TO EXCAVAT OR FILL WATER QUALITY CERTIFICATION EASEMENT IN LANDS 0DVI . dY WATER CAMA PERMIT FOR MAIOR DEVELOPMENT O.yeramas of Ailminktratlon Seta or i-Ah COWIN& eH?art+n•nt of dw Army (GS 146-121 Dowin.nr of Natural Rofteurt a ers/ cornrnuolty Ge"Nepment CorM Of Ertglrsoars„ WNmbgW Okorkl (GS 11312!. 14Y313.114111), 143.213.31c), I IIIA•11g (33 CFR 2".320.33!1 Plem type or swine and IIII in all blanks. If information is not applicable, so indicate by placing NIA in blank. 1. Applicant Information Hyde County A. Name Last first Middle 13. Address P. 0. Box 264 Street. P O. Box or Route SwanQuarter North Carolina 27885 919-926-4361 Caw)( Town State Zip Code Phone if. Location of Proposed Project. A. County Hyde S. 1. City. town, community or landmark SwanOuarter 2. Is proposed work within city limits! Yes No X_ C. Creek. river, sound or bay upon which protect is located or neatest named body of water to project Juniper Bay 111. Ooscription of Project A. 1. Maintenance of existent project ?. 8. Purpose of excavation a fill 1. Access channel length 2. Boat basin New work x width depth length width depth 3. Fill area length width_*.depth 4. Other n i k P length6 - l In i- width 50f t depth-max 5.7f t. C. 1. Bulkhead length N/A Average distance waterward of MHW (shorelinel 2. Type of bulkhead construction (material) 0. Excavated material (total for prolect 1 ?ktjejHated 220,00- 2. Type ofm„er,a, sandy clay loam; loam E. Fill material to be placed below MHW (see also VI A) 1. Cubic ya?ds N/A 2. Type of material IV. Lard Type, Disposal Area, and Construction Equipment A. Does the area tube excavated include any marshland, swamps or other wetland' Yes ..I No 9. Does the drspoul arcs include any marshland, swamps or other wetland' Yes X No C. Disposal Area 1. Location Dike being constructed Oo you claim title to disposal area' 0. Fill material source of fill is to be Irucscd in N/A E. How well excavated material be entrapped and erosrnn urntrolled' F. Type of equipment sir he used D r a Q l in e G. Will marshland he crossed to transport#ng equipment to project site' II yes, explain No *See Narative Oa1.41 Rov. 1*116 Y• &*"d Use of hayed Am (Oeetrf A f r m t water i n t r u s i o n A. 1. hlvaw Dike / T i t a t a, t n QCa f t ar Q??.._ o--,.-5a t C AAWWCw & Ilrstfskrg o wlopttt.At or I Anerio 4. Odw a 1. Lot asit,6) .? . 2 Ebvatlon of lot(s) above mean high wattrr - ---------- 3. SON type and textims 4. Type of Ouilding facilities at Nructwes S. Sewage disposal andfor waste water treatment A. Existing Planned _?---•.. 11. Ocscribe . 6. LandLlastiication (circleonei DEVELOPf0 TRANS?f10-iNti. COMMUNITY RURAL CONSERVATION t7T HcR ---------- (See CAMA Local Land Use Wan Synapsis) VI. htrtaining w Fill and Water Quality. A. Does the proposed proltci :r.volve tht pl.cement of fiil materials helow mtill Sigh water? Yet.-...._No.r.._? a 1. Will any runoff Jf d+scharge enter adjacent waters as a result at project activity or planned cast of the area IoAQwing project completion, Yes...._ No 2. Type of discharge I Location of discharge A - - VU. hum- face of shoreline erosion (if known): ,,. N a VUL Wt penult n w6m and issue dates of previous Department of Army tarps of EApnnfa a Stall frefwtits lot . work in project at". of applicable: N J A - M jLag6 of date nquked iecompka project: 3. x e a r for C o g S t.r_llf'tJnn -- x. M eddltlah to the completed application form. the following lane wwst be pcavided: A. Attach a copy of the dewed (with State application on:y) or other inslrument under which applicant Halms title to the affected property. OR It applicant Is not claiming to be the owner of said property. then forward a copy of the dsxid or other Instrup"t under which the owner claims title plus written permission from the owner to carry out the project on his land. IL Attach an accurate work plat drawn to scale on 8% X 11" white paper 1W inttfuclion booklet for detadtt. Note: Original drawings preferred . only high Quality copiet accepted. C. A copy of the application and plat must be served upon adjacent riparian landowners by sesistered of eertifiedAWI-+r by publication(G.S. 113.329 (d))Enter date saved 0. List names and complete addresses of the riparian landowners with property adjoining applicant's. Suds owners have 30 days in which to submit comments to agencies listed below. See enclosed map --- kl. P,atification requirenwal. 1 certify that to.tM best of my knowkdge. the pfopobed activity coaspries with tM State of North Carolinass approved coastal management program and will be conducted in a fnarmher consistent with such program. XIL Any permit issued pursuant to this application will allow only the development described in this appli cation and plat. Applicants should therefore describe in the application and plat an anticipated devel- opwhent activities. including construction, excavation, filling, and land ng. G 14. rL.? OATS Applicant's Signatum 041114412 SEE REVERE SIDE FOR MAILING INSTRUCTIONS am two WORKS OF IMPROVEMENT TO BE INSTALLED This flood protection project in the test, Quarter, Double and Bay project area, Hyde County, North Carolina consists of interdependent measures to protect the area from wind tide generated flooding. The works of improvement to be installed consist of a flood prevention dike with tide gates, interior dikes along feeder channels to facilitate the delivery of excess rainfall runoff to the tide gates, and land treatment measures which are to be in- stalled and maintained under the on-going soil and water conservation district program. The dikes and tide gates are to be.installed by the project sponsors on a three year schedule. The 6.1 miles of dike construction will be for single purpose flood prevention. The nonstandard, special design, dike consists of a dike with a top width of 14 feet, side slopes 3:1 and a shallow (3.5-4 feet deep) keyway. This dike is to be constructed to an elevation of 5.7 feet NGVD with special breach sections constructed to 5.0 ft. NGVD located between the outlet gate locations. Foundation conditions of impermeable, horizontal clay lenses throughout the area will make the keyway effective in controlling seepage beneath the dike. Soil and water conditions make it impractical to compact the dike with equipment. It will, therefore, be necessary to use dumped fill. Allowance has been made in estimating volume of fill material to account of settling, and construction during the third year of installation to restore sections of dike that have settled below elevation 5.7 feet NGVD. The dike will be constructed with a "sand cap" or soil cover over organic soil fill at least 2 feet deep. Material for dike construction and sand cap will be taken from a borrow area beside the dike. Most of the material will come from existing channels. Dike and tide gate installation will be done in a manner that minimizes the impact on welands. The dike is to be installed where possible on existing spoil with borrow being obtained from existing channel adjacent to the dike. A'minimum of 20 foot berm will be established between borrow channel and dike. Minimum clearing will be used in dike construction. The top of the dike wall serve as a travelway for access and maintenance to minimize land area required for installation. Disturbed areas, including the dike, will be established with vegetation providing erosion control and wildlife food and habitat to minimize adverse effects. A total of 57 tide gates will be installed in the project area. Twenty-eight (28) tide gates will be installed under the channel dikes along Honey, Double, Quarter, West, Hydeland and Berry Canals at locations where farm drainage enters the canals. These gates will remain open to discharge farm drainage until water levels in the canals exceed the levels in the farm.drainage ditches ana"to allow water to flow to the outlet gates. Then, the gates will close to prevent backflooding. Twenty-three (23) tide gates will be installed under the flood prevention dike at existing canal locations. These gates will remain open to discharge freshwater until water levels outside the dike force the gates closed. Six (6) tide gates will be installed under US 264 at locations of existing pipes, to prevent water from flowing into the project area during high wind tides (see project map). Dikes located parallel to Juniper, Honey, Double, Quarter, West, and Berry Canals will be installed to increase the. capacities of each channel and prevent flooding caused by rainfall runoff from cropland above 2.5 feet (NGVD). These dikes will provide sufficient elevatio-n-s in the channels to deliver excessive runoff to the outlet gates under the dike. All earth blockages or dividers that provide direction to drainage will be retained and if affected by construction activities, will be replaced. The typical right-of-way for the project is shown on the attached drawing. ! I =' '!il pq :II : II ? W ? i Y I IT i ' ! i ul ! O ?, ? ? 1 ,: :, 1 H; i ? ( I 77 rr 1 ! ? 1 i ^ t ! i y 1 i N a ?( 1 ? :!I,? '?;' ij+ i.'i•!i ji. i ; . ' ' ! i .: ii ll 1 , I I I l? I ?`? . l I{? I ill! T I :;! (i j 'i I ' ? o ! I I I I , ?_ `? •:.,t! .I,li I:+ ? i• ? i ', atl : 1?! I II ; ! ; '' I , ?' ? it ? li 1 !!! I if ' , '= fit I '1 iii! jj;? :( :Li• I' iij .,. ! i, `'.' !!, t? ; + 1 , , ! J • ti+ I 1 ? l •i ? ? ' ,+ ! ?! I ?? ! ?. . : i ij' '? :t: !t I jl ,: , ' I + ii 1 1 ' i ? t, , ? I I' ! Ti l Iii 12• :Al III W. a ' ? 1, ' ,!i?{?!+ ji ??il?' j tl ? j { I it . +Ii t Ul . I i!I f 1 4 ' ' { i ! .;?T I Ilia ' { I i ( I T .! • ? { II , rl 103 it i6 i 'd a r a If fit I:O.lS ASS. livs -VKVJLU 1Y''t3.aut'Jueuj Y C K ee ? r U - IF ` 1 9 Q s gig 8 1 8 0 A sa? W NN+ • 6 as m 's A P 0 0 L'i ??' A° S S c c ? O m O Y 05 0 T r y S ? ?? 1 ? 2 ? ``^ vCmi ? t ? ^ SSS N? L Y z a CO) ? d O .< a ? ? z 21 N O H o 'Tt y .:.„. ....,;..:. ZZ 171 ,. . ,• .w:•? ." c-:_., . ? Q 4 m a o? > a • - A y O -0 yO m N CT7 d 9 (? 0 9 Fin {; o°-i^ FQYL^.pp F c yg X F g $. ? w N F' R q r > £ f E r i ? - C n. F? ? _ ? fry cc T T ? f n 3 i ? r a ... s c ? z . • c a ? 0 I o- i lI ? ? ?I ll I. Cf'?? w ?I? n A? cI Soil Conservation Service 310 New Bern Ave., Rm. 53 j? Raleigh, North Carolina 27WEf V D May 29, 1984 _ f lu , . Mrs. Chrys Baggett, Director State Clearinghouse ,t.o? Office of Budget and Management'`/i/„? North Carolina Department of Admin?6 tration 116 West Jones Street Raleigh, North Carolina 27611 Dear Mrs. Baggett: r- r;7 t7C.1 ?I ,UV 6196 ?11?1 oil The Local Sponsors and SCS have been evaluating the comments received on the Draft Environmental Impact Statement (DEIS) for West, Quarter, Double and Bay Supplement to Swan Quarter Watershed Work Plan. The issue of benefits to be derived from the primary nursery area that you raised in your letter is the major issue presented by most commenters in DNRCD and others. Most believe it is essential to know the extent of these benefits so trade-offs would be better recognized and evaluated throughAthe presence of this information. This information is not available at this time and apparently will not be available in the foreseeable future._ Confronted with the probability of this remaining unresolved issue and thereby not permitting implementation for the reduction of floodwater damages, the Sponsors and SCS mutually agreed to change the recommended plan to alternative 5. The Final Environmental Impact Statement will reflect this change. Responses to comments made by the various divisions of the department are designated and attached. Thank you for your support and assistance in this effort. Sincerely, A Garrett oy State Conservat Attachments a O The Soil Conservation Service is an agency of the Department of Agriculture SCS-AS-1 10-79 - r 1: North Carolina Division of Marine Fisheries. A decision has been made to change the recommended plan to alternative 5. The Final EIS will present the details of this change. Responses to your specific comments are as follows: 1. Page 19 - Table B has been changed to included the wording you suggested. 2. Page 23 - The boat docks will remain on Quarter Canal with access provided over the dike. 3. Page 24 - Flash board riser and the conservation easement area are no longer a part of the plan being recommended. This comment is now moot. 4. Page 37 - This will be acknowledged. 5. Page B-2 - Number 3c - Changes will be noted in the FEIS as the Selected Plan will display alternative 5. 6. Wetland Types Map - The downstream limit of the primary nursery area will be changed at your suggestion. Division of Environmental Management f 1. Comments regarding alternative 4: These comments have become moot with the decision to recommend alternative 5 in the Final EIS. 2. Comments regarding alternative 5: a. Discharge pipes with flap gates will be located at existing canals and will need all the efficiency of design that can be developed. It is our judgement also that to facilitate sheet flow through the vegetated wetland areas, pumps would be needed. b. Final EIS will address: (1) The need for a 401 water quality certification permit. (2) There will be no conservation easement developed with alternative 5. (3) There will be some sheet flow at most outlet canals due to the canal not having enought capacity to discharge full pipe flows. However, pumps needed to facilitate sheet flow are not a viable option for any alternative. 0 Division of Soil and Water Conservation Comments state the Division would support alterations to alternative 3, 4, or 5. However no alterations were suggested. With the decision made to present alternative 5 as the recommended plan in the FEIS, alterations may not be necessary since alternative 5 is a single purpose agricultural flood water damage reduction objective. North Carolina Wildlife Resources Commission 1. The stated project purpose is limited process to that which cost- sharing is identified. In this case it is floodwater damage reduction to cropland. Through all the Task Force meetings the project was reiterated several times. Water management was deleted as a project purpose when the State said no cost-sharing would be done. 2. References to the 762 acres of conservation easement area are made moot by the decision to develop alternative 5 as the recommended plan. 3. Alternative 5 is now the selected plan and details will be set forth in the FEIS. 4. We are glad you have no objection to alternative 5. Alternative 4 was presented as the best possible project design to demonstrate total water management. We were looking for a project that would-demonstrate the.. concept at the least cost. Office of Water Resources 1. The 56 acres of wetland mentioned will not be affected because of the decision to recommend alternative 5. Effect of alternative 5 will be set forth in the FEIS. 2. Alternative 3 was not the recommended plan due to many other consid- erations. Coffee Bay was presented to SCS as a secondary.or at not as important nursery area as Juniper Bay. The concept was to divert the freshwater slug flow to areas where less impact would be made. 3. No response by SCS needed. 4. All comments about the conservation easement are made moot with the decision to go to alternative 5. 5. Holding ponds will not be necessary with alternative 5 The system is designed to remove 2 inches of freshwater runoff in 24 hours. Excess beyond 2 inches will be stored on cropland. - 0 to incorporate water management control into Juniper Bay. SCS was requested to incorporate the purpose of providing benefits to the primary nursery area by the Governor's Coastal Water Management Task Force. The decision to present alternative 5 will make moot many of the comments provided. The details of alternative 5 as the recommended plan will be provided in the FEIS. Specific comments: 1. The plan identified 175-200 acres as land being damaged by salt intrusion. Flood damages to the 5150 acres are identified as crop damage. Both types of damages and benefits were used to evaluate the alternatives. 2. There will be less than two (2) acres of type 12 wetland unavoidably affected by alternative 5. 3. No more information is available to support the demonstration, the proposed project. The probability of this fact developing into an unresolved conflict weighed heavily on the decision to change to alternative 5. s 4. The present dike alignment is consistent with existing (previously disturbed) canals and spoil areas. Any change from this alignment.will increase the number of acres of wetlands directly impacted by dike construction. The wetland areas directly disturbed by this alignment are in areas where the previously constructed canals and spoil areas are not wide enough to facilitate the planned dike. 5. The conservation easement area no longer is under consideration. 6. With the decision to change to alternative 5, this comment is moot. 7. Comment noted. The FEIS will so state. 8. See comment 6. 9. The only economic benefits used in both alternatives were the flood water damage reduction benefits. As discussed on page 22, the benefits to the primary nursery area were not evaluated, but could be achieved with no additional cost. In other words, the omelet is the primary nursery area, the cracked eggs are the wetlands involved. .10. Water level control structures are no longer a part of the plan. 11. The need to obtain a stake dredge and fill permit and CAMA. Major development permit will be spilled out in the FEIS. a 12.` The conservation easement was to be signed by each landowner involved. This easement restricted those acres from being changed by them for the life of the easement. This was a condition imposed on and accepted by the landowners at their costs. However, selecting -alternative 5 has eliminated the need for the conservation easement. 13. Basically, the first one-half inch of rainfall will be handled by the conservation easement area (762 acres). The discharge pipes will be discharging also at a rate that is equivalent to 50% of the 25-year storm. You may be confusing rate of flow with volume of flow. The total volume of freshwater will eventually be discharged to Juniper Bay. However, the slug flow (peak rate of flow) will be buffered by the dike and conservation easement area storage. 14. Without the conservation easement area (storage) the number of pipes discharging through the dike (alternative 5) must be increased to remove 2 inches of runoff in 24 hours, the same design removal rate as in alternative 4. Your inclination to recommend alternative 5 has been accepted. 0 t J t u t -.1 DRAFT - ENVIRONMENTAL IMPACT STATEMENT West, Quarter, Double, and Bay Supplement to the Swan Quarter Watershed Work Plan Hyde County, North Carolina ABSTRACT This document is the result of planning efforts by the West, Quarter, Double, and Bay Supplement Sponsors, federal, and state agencies to provide flood protection from high wind tides. Alternatives considered included no action (without project) and four structural alternatives offering varying levels of protection and causing varying levels of environmental impact. These structural alternatives included pumps, dikes, and internal drainage improvements; dike, diversion channel, conservation easement area, tide gates, and sluice gates; dike and tide gates; dike, tide gates, and conservation easement area (the selected plan). The selected alternative will provide flood protection to the project area from the 25-year frequency wind tide elevations plus required freeboard and remove 2 inches of runoff from the project area in 24 hours. The economic benefits exceed the costs of the project. Environmental impacts include reduced flooding, benefits to primary fin- and shellfish nursery areas by reducing slug flows of freshwater, improved water quality, the retention of 405 acres of wetlands in conservation easement for 50 years, and the permanent loss of 20 acres of wetlands under the dike. An additional 21 acres of wetlands will be converted to open water and 15 acres will be temporarily disturbed during construction activities. This document is intended to fulfill the requirements of the National Environmental Policy Act of 1969 and to be considered for authorization of Public Law 566 funding. Prepared under the authority of Public Law 83-566, the Watershed Protection and Flood Prevention Act, as amended (16 U.S.C. 1001-1008) and in accordance with Section 102(2)(c) of the National Environmental Policy Act of 1969, Public Law 91-190, as amended (42 U.S.C. 4321 et se q.). Prepared by: Pamlico Soil and Water Conservation District Hyde County Commissioners U.S. Department of Agriculture, Soil Conservation Service U.S. Department of Agriculture, Forest Service For additional information contact: Coy A. Garrett, State Conservationist Soil Conservation Service P.O. Box 27307 310 New Bern Avenue Raleigh, N.C. 27611 1 1 1 1 11, a TABLE OF CONTENTS West, Quarter, Double, and Bay Supplement to the Swan Quarter Watershed Work Plan Hyde County, North Carolina Abstract .................................................... Contents .................................................... Summary ..................................................... Introduction ................................................ Project Setting ............................................. Problem and Opportunity Identification ...................... Inventory and Forecasting ................................... Scoping of Concerns .................................... Existing Resources ..................................... Forecasted Conditions .................................. Formulation of Alternatives ................................. Formulation Process .................................... Evaluation of Alternatives ........................... Comparison of Candidate Plans .......................... Project Interaction .................................... Risk and Uncertainty ................................... Rationale for Plan Selection ........................... Recommended Plan ............................................ Purpose and Summary .................................... Plan Elements .......................................... Permits and Compliance ................................. Costs .................................................. Installation and Financing ............................. Operation and Maintenance .............................. Tables ................................................. Effects of Recommended Plan ................................. Relationship to Land and Water Resource Plans, Policies, and Controls ..................... Consultation and Public Participation ....................... List of Preparers ............................................ References .................................................. Appendices Appendix A - Comments on Draft Plan - EIS Appendix B - Supporting Information Appendix C - Wetlands Map Appendix D - Project Map ii Page i ii S1 1 1 3 4 5 7 7 9 16 17 17 18 22 22 23 24 24 26 27 29 37 43 43 48 49 1 t t n t a t LIST OF TABLES AND FIGURES Table Number Page A Evaluation of Identified Concerns ............ 5 B Summary and Comparison of Candidate Plans .... 19 C Compliance of Recommended Plan with WRC - Designated Environmental Statutes ............ 25 D Schedule of Obligations ...................... 27 E Effects of the Recommended Plan on Resources of Principal National Recognition ............ 42 1 Estimated Installation Costs ................. 29 2 Estimated Cost Distribution .................. 30 3 Structure Data - Dike ........................ 31 3A Structure Date - Channels .................... 32 3B Sturcture Data - Tide Gate Drains ............ 33 4 Annual Cost .............. .................. 34 5 Estimated Average Annual Flood Damage Reduction Benefits ........................... 35 6 Comparison of Benefits and Costs for Structural Measures .......................... 36 Figure Number 1 Effect of Project on Peak Rate of Discharge .. 38 2 Cross-Section of Dike, Borrow Ditch, and Flashboard Riser ............................. 40 iii 1 t J 1 t t 1 t t SUMMARY Project Name: West, Quarter, Double, and Bay Supplement to the Swan Quarter Watershed Work Plan. County: Hyde State: North Carolina Sponsors: Hyde County Commissioners Pamlico Soil and Water Conservation District Description of Recommended Plan: This plan is a flood prevention plan to protect the 8,002 acre watershed from high wind tides in the Pamlico Sound. Major project measures include a flood prevention dike, tide gates, and a water storage area which will provide protection from the 25-year frequency wind tide event in this area. Alternatives Considered: Without project; pumps, tide gates, dike, internal channels; dike, tide gates, diversion channel, conservation easement area, sluice gates; dike, tide gates, conservation easement area; dike and tide gates. Resource Information Size of Watershed (AC): 8,002 Land Use - Crop (AC): 5,150 Forestland (AC): 2,718 Miscellaneous (AC): 134 Land Ownership: 100% Private--" Number of Farms: 76 Average Size (AC): 105 Important Farmland (AC): 4,900 Wetlands (AC by type): Type 7 144 Type 8 174 Type 12 87 TOTAL 405 Endangered Species: None Cultural Resources: None Problem Identifications: Flooding from high wind tides. Candidate Plans Considered: Without project; non-structural (land use conversion); dike, pumps, tide gates; dike, tide gates, sluice gates, conservation easement area, diversion channel; dike, tide gates, conservation easement area; dike and tide gates. Project Purpose: Reduce economic losses from flood damages caused by high wind tides. Principal Project Measures: Dike .............. 6.3 miles Tide Gates ........ 55 Conservation Easement Area 762 acres I S-1 t t 1 I 1 1 t 1 1 Project Costs: PL 566 Other Funds Land Treatment -- -- -- -- Measures ......... Structural Measures for Flood Prevention ....... 2,761,970 100 -- -- Project Administration ... 169,800 34 333,710 66 Project Benefits: (Average Annual) $ Agricultural Acreage $263,260 Other $ 26,325 Total $289,585 Acres Benefited TOTAL 8,002 Impacts: Land Use Changes (AC): From: To: Crop, 1 Acre Dike Forest, 86 Acres Dike, open water Natural Resources Changed or Lost: Wetlands - 20 acres lost to dike 21 acres converted to open water 15 acres temporarily disturbed s-2 Total Dollars 2,761,970 503,510 DRAFT ENVIRONMENTAL IMPACT STATEMENT WEST, QUARTER, DOUBLE, AND BAY SUPPLEMENT TO THE SWAN QUARTER WATERSHED WORK PLAN Hyde County, North Carolina INTRODUCTION J A f? t t t This environmental impact statement for the West, Quarter, Double, and Bay Supplement to the Swan Quarter Watershed Work Plan describes the plan formulation, the environmental evaluation, and the results of these eval- uations. The project action is proposed`in response to flood problems caused by high wind tides from the Pamlico Sound, which can be addressed under the provisions of Public Law 83-566. The Local Sponsoring Organizations are: Pamlico Soil and Water Conservation District Hyde County Commissioners The United State Department of Agriculture, Soil Conservation Service and Forest Service; and the-North Carolina Department of Natural Resources and Community Development (NCDNR&CD), provided assistance to the sponsors in the development of the plan. Other federal, state, and local agencies and groups provided input into the planning process. The Plan was prepared under the authority of the Watershed Protection and Flood Prevention Act, Public Law 83-566, as amended, (16 U.S.C. 1001-1008) and in accordance with Section 102(2)(c) of the National Environmental Policy Act of 1969, Public Law 91-190, as amended, (42 U.S.C. 4321 et seq.). Responsibility for compliance with the National Environmental Policy Act is that of the Soil Conservation Service. PROJECT SETTING The West, Quarter, Double, and Bay Supplement to the Swan Quarter Watershed Work Plan is comprised of 8,002 acres in the central part of Hyde County. It is bounded on the north by U.S. Highway 264. The southern boundary runs approximately parallel to and south of County Road 1124. The watershed drains into Pamlico Sound. (See project map) Geology of the watershed dates to the Pleistocene Age. The watershed is situated on the Pamlico Terrace which forms a low, nearly level plain consisting of fine sands, silts, and clays of marine origin. The natural drainage pattern is poorly developed because of its youthful age and low topographic position. The stream system throughout the watershed consists ? of constructed earthen canals, draining south into the Pamlico Sound or into bays along the sound. Double, Quarter, Bay, West, and several smaller canals empty into Juniper Bay near the southeastern corner of the watershed. Numerous open field ditches throughout the watershed convey surface and subsurface water into these canals. P There are 5,150 acres of cropland in the watershed. Most is row cropped in corn and soybeans. Smaller acreages of small grains are planted in rotation with the corn and soybeans. Fields are larger, nearly level, and mostly rectangular in shape. Soils in the watershed area are predominantly Weeksville. Smaller areas of Pungo, Doravan, Ponzer, and Lafitte soils are also present. Most are high in organic matter content, fertile, and produce high yields with adequate water management. Elevations (NGVD) in the cropland areas range from a low of 1.5 feet above sea level in the southeastern portion to 5 feet above sea level in the vicinity of U.S. Highway 264. Elevation (NGVD) of U.S. Highway 264, which forms the northern boundary of the watershed, is 4.8 feet above sea level. ' ' Climate in the watershed is favorable for growing the area s main crops. Average annual temperature is 63 degrees fahrenheit. The area has a "freeze-free" period of 240 days which extends from late March to late November Avera e annual rainfall is sli htl more than 53 inches . g y g . Visual resources in the project area are a composite of flat, broad expanses of cropland at elevations ranging from 1.5 to 5.0 feet (NGVD), sections of flat, wooded areas of pine and mixed deciduous trees and shrubs, and irregular shaped marsh areas. The most obvious visual characteristic of the area is the lack of topographical disruption by natural or manmade features. These landscape features are typical along eastern coastal areas of North Carolina. There are no cultural resources of national significance within the project area. The Lake Mattamuskeet National Wildlife Refuge, an area of state and national historical and natural significance is located north of the project area. The economy, land use, and population within the watershed is primarily agricultural. There are approximately 76 farms in the watershed area, most of which are owned by people living in the area. Many of these owners, however, do not farm their land, but lease the acreage to other local farmers. There are approximately 5,150 acres of cropland, and 2,718 acres of woodland in the watershed. A small percentage of the cropland and woodland acreage is taken up by individual residences, farm headquarters, roads, canals, and other miscellaneous uses. The population of the watershed is estimated to be 400, most of which live on farms. Relatively little opportunity exists for attracting industry or other non-agricultural interests into the immediate area as a means of providing employment and improving the general economy. Any improvement will most likely have to come about through maximum development of the agricultural potential. Hyde County has been designated as a depressed area by the Area Development Administration. The 1977 per capita income in Hyde County was $3,901. An overall economic development program has been developed for the county. This program places agriculture in first place as a basis for economic growth. -2- Deer, quail, rabbits, and doves are the primary resident game species found in the watershed. Ducks and geese are abundant during fall and winter months on nearby Lake Mattamuskeet National Wildlife Refuge. The proximity of the project area to the refuge encourages the use of agricultural fields in the project area as feeding grounds by these waterfowl. Hunting provides seasonal employment to many local residents and excellent recreation for sportsmen from North Carolina and many other states nationwide. In addition to being an excellent hunting area, the Pamlico Sound, located south of the project area, is an excellent fishing area. The numerous inlet areas, including Juniper Bay, serve as primary fin- and shellfish nursery areas. The sound and its nursery areas provide approximately 70 percent of the commercial fishery catch in North Carolina. Annual value of this catch is $70,000,000. Flounder, croaker, trout, and spot are major finf ish species of the area. PROBLEM AND OPPORTUNITY IDENTIFICATION There are two major water and related land resource problems in the area. Within the watershed area, the major problem is the annual loss of agricul- tural income due to flooding. In adjacent Juniper Bay fin- and shellfish nursery area, the major problem is reduced nursery area production due to fluctuating salinity levels during critical periods. The annual loss of agricultural income from flooding is caused by high wind tides from the Pamlico Sound. These wind tides force water from the sound, into the canals, and over the cropland areas. Annual, direct flood damages to 5,150 acres of cropland is approximately $310,000. These damages are incurred as a result of crop losses, from delayed planting or replanting if wind tides occur early in the growing season, actual crop production losses if they occur in mid-season, and harvest losses due to late season flooding. Annual flood damages to roads and bridges in the watershed area are approx- imately $4,500. Other water related problems include approximately $7,300 annual flood damages to woodland areas and $7,500 annual flood damages to agricultural practices such as drainage mains and laterals. A major fishery resource problem in waters affected by the project area is freshwater discharge into saltwater nursery areas. The Governor's Coastal Water Management Task Force, Final Report, best describes this problem. Excerpts from this report follow: "The upper reaches of the tributaries of Pamlico Sound function naturally as nurseries. Nurseries are those areas where initial growth and development take place due to favorable food, protection, bottom type, and salinity. Unstable salinity conditions, resulting from a flux in freshwater, place a physiological strain on marine organisms. This problem is particularly acute because there is only a limited amount of nursery areas available for estuarine production. As freshwater runoff reduces salinity, less nursery area is available and therefore estuarine productivity declines. -3- 1 i The acute effect, "little wedge", of pulses of freshwater directly into the nursery areas is the result of activities in the twelve-county area itself. One such activity is the artificial drainage of farm and forest land. Because drainage systems speed the release of water from the land, those systems adjacent to nursery areas release water directly into the nurseries over a much shorter period of time than under natural conditions. The resulting reduction in water retention time on the land causes unstable salinity conditions in the estuaries. The problem is compounded by the fact that removal of surface water from crop and forest land is most critical in the spring and early summer. This is also the most critical time for adequate salinity levels in the nursery areas. Hyposalinity has an impact on both shell- and finfish. Shrimp production in the nursery areas and their subsequent harvest are directly related to salinity regimes. Oyster production has been affected by lowered salinities in some areas. The effects on finfish are more subtle, but there is a demonstrable effect. Studies done in Pamlico Sound indicate a reduction in overall numbers of juvenile finfish produced in a nursery area receiving drainage, compared to one with little or no drainage. As a result, there is a measurable impact on quantity and value of seafood production." Under existing conditions, the seven canals which comprise the watershed stream system discharge freshwater directly into the primary nursery areas of Juniper Bay. Although several attempts have been made to quantify the damages to the fishery resource, a concensus as to the annual damage has, as yet, not been determined. However, the Pamlico Sound and its nursery areas provides approximately 70 percen?/of the $70,000,000 annual commer- cial fishery catch in North Carolina. - Therefore, harmful impacts to the Juniper Bay area should prove to be significant in annual damages. INVENTORY AND FORECASTING I Scoping of Concerns Environmental evaluations and consultations with federal, state, and local agencies and groups were conducted early in the planning process to identify significant issues and concerns related to project action in this area. Eleven areas of concern were identified (See Table A) at these scoping sessions. Eight of the eleven areas of concern were assessed as having a high degree of significance to decision-making. These included flooding, primary nursery areas, wetlands, land use, prime and important farmlands, economics, cultural resources, and water quality. Early investigations by the State Historic Preservation Officer (SHPO), North Carolina Department of Cultural Resources, indicated no cultural resources within the watershed area. Two areas of concern, fish and wildlife habitat and threatened and endangered species were assessed as having a medium degree of significance in decision-making. Visual resources, using procedures in TR-65, were assessed as having a low priority. " , North Carolina Department of Natural 1/ "Division of Marine Fisheries Resources and Community Development. -4- ,/" Basic data, communications with responsible agency people, comments at the several scoping meetings, and assessment team summaries were used in determining the significance of and the magnitude of impacts in each area of concern. Significant concerns were used to compare alternatives and to design the selected alternative. TABLE A - EVALUATION OF IDENTIFIED CONCERNS West, Quarter, Double, and Bay Supplement to the Swan Quarter Watershed Work Plan, North Carolina Economic, Social, Degree of Environmental, Significance and Cultural to Deci9on Concerns Making - Remarks Flooding of Cropland High Primary Nursery Areas High Wetlands High Fish & Wildlife Habitat Medium Land Use High Prime & Important Farmland High Economics High Threatened & Endangered Species Medium Cultural Resources High None Identified Visual Resources Low Water Quality High 1/ High - Must be considered in the analysis of alternatives. Medium - May be affected by same alternative solution. Low - Consider, but not too significant. None - Need not be considered in analysis. Existing Resources The total watershed area is 8,002 acres. There are 5,150 acres of cropland, 2,718 acres of woodland, and 134 acres of roads, farm headquarters, and canals. According to the North Carolina Prime Farmland Map, there are no prime agricultural soils in the watershed, but most are designated as being of state and local importance. Recent soil maps indicate the predominant (approximately 95 percent) soil series in cropland use is the Weeksville series, on nearly level slopes. These soils are high producers with adequate water management. Corn, soybeans and small grain are the principal crops grown in the watershed. Most of these are produced for marketing, and are sold to buyers nearby. A relatively small amount of livestock is produced. The existing stream system is a network of farm mains and laterals and V seven major dug canals. These canals dissect the woodland area between major cropland areas and Juniper Bay. At places, cross canals intersect with the major canals in the wooded area. There are approximately 600 acres of wetland types 7, 8, and 12 (Circular tl/ 39, U.S. Fish and Wildlife Service) in the project area. Four hundred and -5- five (405) acres are located in the planned 762 acre conservation easement 1 area. The remaining 195 acres are located north of SR 1124 in various woodland areas and will not be impacted by project activities. Extensive areas of irregular flooded salt marshes (type 17) are located south of and outside the project area. (See wetlands map in Appendix C.) Existing main and cross canals dissect these wetland areas in various locations. Fish and wildlife resources in the project area are diversified. Major game species include deer, quail, rabbit, and dove. Geese and ducks from nearby Lake Mattamuskeet and the Pamlico Sound, are attracted by the large agricultural feeding areas in the project area. Wood and field edges, canal spoil areas, and planted wildlife strips, provide some "edge effect" for native game and non-game species. There is not a major fishery resource within the project area itself. However, immediately adjacent to the project area, the Pamlico Sound provides many major sport and commercial fin- and shellfish species includ- ing trout, flounder, croaker, spot, crab, shrimp, and oysters. National Heritage Program records indicate that two federally listed endangered species, the American Alligator (Alligator mississippiensis) and the Bald Eagle (Haliaeetus leucocephalus), are likely residents of the watershed area, as well-as the osprey, a raptor of special concern. Forecasted Conditions Early agricultural development in the project area occurred predominantly on lands higher than 1.5 feet (NGVD). Attempts to clear and cultivate lower-lying areas were abandoned due to flooding and water management problems. These have since reverted to woodland. Aerial photography of the area in the 1930's and 1940's indicate essentially the same fields were being cultivated then as under present conditions. The Swan Quarter Watershed Work Plan, which included the West, Quarter, Double, and Bay project area, provided for pump stations to aid in flood control, drainage, and water management. Division of support for the pumps among the local people became the main obstacle to implementation. Support for the West, Quarter, Double, and Bay project without pumps grew out of the Swan Quarter organization. Future land use is projected to remain the same in the project area. The 5,150 acres of cropland, due to the low elevations of non-cropland areas, the lack of support for effective pumps, and costs of agricultural develop- ment, is considered to be the feasible limit to cropland areas at this time. The 2,718 acres, presently in woodland, are projected to remain in woodland due to naturally low elevations, land ownership patterns, and cost-return economics of converting these areas to other land uses. Population in the project area is 400, most of whom live on farms and rural residences. These residences are constructed on the highest available sites along U.S. Highway 264 and secondary roads in the area. Maximum known wind tide elevations pose no threat to human lives in these resi- dences, but could cause water damage to the lower lying buildings. -6- Water resource problems, including agricultural land flooding, and fresh- water intrusion into primary fin- and shellfish nursery areas will continu to occur. These annual damage rates are estimated to be $310,290 to cropland and $19,335 to roads, bridges, other agricultural property, and woodland. Damage values to primary nursery areas in dollars or catch resulting from freshwater intrusion have not been determined at the present state-of-the-art, but are considered to be significant. Cropland erosion is projected to remain at its present level, less than 4 tons per acre annually. Deterioration of the soil resource base and off-site sediment problems are not expected to occur. The major emphasis of the on-going district program is projected to be the installation of water management practices, field borders, wildlife habitat management practices, and wind breaks. The approximately 600 acres of wetlands in the project area are projected to remain undisturbed except for normal and routine woodland harvest, reforestation, and management activities. The present mix of woodland and cropland areas, areas providing wildlife "edge-effect", are expected to remain the same. Relatively little opportunity exists for attracting industry or other non-agricultural interests into the immediate area as a means of providing employment and improving the general economy. Any improvement will most likely have to come about through development of the agricultural potential, commercial fishing and recreational opportunities for hunting waterfowl. FORMULATION OF ALTERNATIVES General This part of the plan describes the plan formulation process including the determination of project measures, effects of these measures on problems and opportunities, and significant issues and concerns identified in the scoping process, development and comparison of alternatives, and the selection of the recommended plan. Formulation Process Local sponsors and landowners identified economic losses due to cropland flooding as the major problem. These flood damages occur when high wind tides push water from the Pamlico Sound up the drainage canals to cropland areas. Other problems and opportunities are identified in the preceding section. Plan measures which would address the identified problems and opportunities were determined. Effects of these measures on the problems and opportun- ities and the environmental issues and concerns were analyzed and evaluated. 1 Structural measures were considered, including pumps, dikes, tide gates sluice gates, diversion channels, and water storage areas. Evaluation of these measures and site conditions indicated the most effective approach to flood_yX9JJgms_fxnm_.high a dike with tide gates at one of severe a1 1osArtJ_Qn.9.. It was also determined that additional water manage- ment measures such as pumps, diversion canals, sluice gates, and water storage areas could be combined to address other problems and opportunities in the project area, including environmental impacts to wetlands and primary fin- and shellfish nursery areas. Dike elevations were evaluated as to their protection from wind tide events. Elevations ranging from the maximum known wind tide level plus freeboard, to the 1-year wind tide elevation plus required freeboard were considered. Protection from the 25-year wind tide event was determined to best meet the needs of the project. As discussed in the problems and opportunities section, the project area is environmentally sensitive in many regards, including wetlands and primary fin- and shellfish nursery areas. Dike location and water management measures were determined to be the major project design features that would affect significant environmental issues and concerns. Essentially two dike locations were evaluated as to impact on wetland areas. Four combinations of water control measures were evaluated as to effects on primary nursery areas. Mi, One dike location, basically adjacent to cropland, impacted less than 2 acres of Type 122 wetlands.(Circular 39, U.S. Fish and Wildlife Service). Water conride gates at each canal, including West, Quarter, Double, 2 Bay, Honey, and Berry Canals, would discharge directly into primary nursery areas. Tide gates would be sized to carry 21? inches of runoff in 24 hours/ A second combination of water control measures were considered with essen- tially the same dike location as cropland, but moved further into the wooded areas to provide a pump sump area. Water control measures evaluated with this dike location included a pump station at West Canal, tide gates, and channel enlargements inside the dike to assure water delivery to the pumps. Water would be discharged out of West Canal creating a "slug' effect" on the primary nursery areas in Juniper Bay. This dike-pump combination would impact 38.5 acres of type 8 and 12 wetlands to varying degrees. Local sponsors do not support pumps as project measures due to high operation and maintenance costs and ineffectiveness in solving their major wind tide flood problem. A second dike location, located away from cropland areas and using the wooded areas as a water storage area, was evaluated using two combinations of water control measures. One combination of water management measures included a 762 acre conservation easement/water storage area, a diversion canal, tide gates at each existing canal, and sluice gates for total water control into primary nursery areas. Approximately 117 acres of wetland types 7, 8, 12, and 17 would be impacted to varying degrees with this combination of dike location and water management measures. The same dike location with a second combination of water management measures was also evaluated. These measures included a 762 acre -8- t conservation easement/water storage area, and tide gates. This combination of dike location and water management measures would reduce the wetland acres impacted to 56 acres, only 20.6 acres of which would be permanently lost. Throughout the alternative formulation process, environmental impacts to primary nursery areas and wetlands were paramount in and during the numer- ous meetings with the U.S. Fish and Wildlife Service, Division of Marine Fisheries (NCDNR&CD), and other agencies with an interest in the project. Dike locations, water management measures, and other aspects were closely coordinated with these people and the Governor's Coastal Area Management Task Force in an intensive effort to minimize impacts to this coastal area. Land use conversion from cropland to woodland was considered during plan formulation as a non-structural alternative. Both social and economic evaluations indicated this alternative was not feasible or acceptable to sponsors and local residents. Evaluation of Alternative Plans Displays of each alternative have been developed to show location of structural measures, costs, benefits, effects, and a description of plan components. ALTERNATIVE 1 - Without Project Components: There are no planned project actions in this alternative. Present land uses including 5,150 acres of cropland, 2,718 acres of wood- land, and 134 acres of miscellaneous land are projected to remain basically unchanged. ` Costs: There are no project costs associated with this alternative. Effects: Annual flood damage of $310,290 to cropland and $19,335 to roads, bridges, other agricultural property, and woodland will continue to occur. Direct and unabated freshwater discharge from the project area into the Juniper Bay primary fin- and shellfish nursery area will continue to occur. The 600 acres of wetlands in the project area will not be affected by this alternative. t u 1 t t ALTERNATIVE 2 - Pumps, Dike, Tide Gates, Channels I.EGe?lD r.? PROS?CT ,BaaNDwRY DIKE 0 PW MP W. Y. - wa.•n• .r M.IrNNI. ' r' •• 1 ? r s Components: This alternative consists of constructing approximately 8 - miles of flood prevention dike, and a pump station at the intersection of West Canal and the dike, with needed channel enlargement to assure freshwater delivery to the"'pump sump area"and tide gates at existing canals to prevent saltwater intrusion. The flood prevention dike would be constructed to maximum known wind tide elevation plus freeboard for pro- tection against wave action. The pump station would be comprised of four pumps, capable of removing two inches of runoff from the project area in 24 hours. \kTide gates through the dike at each of the six existing canals would be installed to remove 2 inches of runoff in twenty-four hours.1( Costs: Installation costs of this alternative: Total Project Costs - $9,143,875_;. Ph Share - $7,234,187; Other - $1,909,687; Average Annual Cost ' 479 155. 1 -1 Effects: Installation of this as beaZpative will provide flood protection to the 8,002 acre project area, including 150 acres of cropland. Flood damages, resulting from wind tides at max m known elevations will be eliminated. Annual flood damage reduction b' _•„ will amount to $330,825. Total av?er age annual enefits are 363,9 0 Pumps will provide _ for water removal when the water surface eleva utside the dike (wind tides) is of such height as to prevent gravity flow through channels and tide gate drains. Primary fin- and shellfish nurseEy areas will be the -7 res-ip-i.eut o_f both_,•pla,iural_and pumped "slue owl" with this alternative. Y y Approximately 14.5 acres of types 8 and 12 wetlands would be'"permanently lost under the dike, 15 acres of types 8 and 12 would be converted to open ' water areas, and an additional 9 acres would be temporarily disturbed in the berm acees. The annual cost of this alternative exceeds benefits by $115,255 -10- ALTERNATIVE 3 - Dike, Tide gates, Outlet Channel, Conservation Easement Area Sluice Gates, ea?w.R?? + W brKE % --? DIViRfr??4! ??rs SOW (?j1AMniQ1. CEA CenserM.l:? 1 ?M •MAf?w Mft?„t? M1\fnf?t Are &. Components: This alternative consists of 6.3 miles of flood prevention dike, tide gates under the dike at existing canals, 7 6 Ja"f AA*".sion outl,b44T, and 7 sluice gates for complete control of freshwater discharge into primary nursery areas, and a 762 acre conservation easement area for water storage and water management purposes. Dike location basically parallels cropland areas but 762 acres of woodland separates it from cropland to provide freshwater storage. Twenty (20) tide gates will be installed under the flood prevention dike at existing canal locations to discharge freshwater. Twenty-eight (28) gates will be installed inside the dike at farm drainage outlets and at conservation easement area locations. These gates will remain open until water levels on the outside exceeds inside levels at which time the gates will close to prevent backflooding. The 762 acre water storage area will function as a reservoir for freshwater discharge to help reduce peak discharge into primary nursery areas. The tide gates are designed to carry existing canal capacity or 2 inches of runoff in twenty-four hours. Sluice gates, located 100 feet downstream of the dike at each canal, will provide almost complete control of freshwater discharge into primary nursery areas. Volumes and rates exceeding desired levels into the nursery areas through the sluice gates will be diverted by the diversion outlet canal to Caffee Bay. Costs: Total Project Cost - $3,890,150; PL 566 Share - $3,282,145, Other - $608,005, Average Annual Cost - $206,800. Effects: Installation of this alternative will provide flood protection from the 25-year frequency wind tide to the 8,002 acre project area, including 5,150 acres of cropland. Freshwater discharge into primary fin- -11- t and shellfish nurser areas will y be completely controlled by the sluice gates, diversion outlet canal, and conservation easement/water storage area. Controlled freshwater discharge will provide effective water management capability for determining, through research and monitoring, the optimum freshwater inflow in the Juniper Bay primary nursery area. Once this optimum freshwater management level is determined, this alternative provides the water management capability to maintain this level permanently. Approximately 117 acres of wetlands would be impacted by this 1 alternative. Forty-one (41) acres of wetland types 7,8,12, and 17 would be permanently lost, 44 acres would be converted to open water, and 32 acres would be temporarily disturbed during project installation. The annualized net return of this alternative is $114,765, not including benefits to the primary nursery area in Juniper Bay which, at the present state-of-the-art, have not been assigned a dollar value. J t t s t t t r -12- t t 1 1 1 1 t 1 1 ALTERNATIVE 4 - Dike, Tide gates, Conservation Easement Area LeGE N O Ss r VRfLTr<GT bsw?ay 4j/ 1"Ka Con cm&eavolom Ross am r A REA SWAM SWAY[O WAT906Mte KJr. MAdorea. "VK[ Ar /AI A11MLrawMr DPW rrr, ~. &doom" tom= w Components: This alternative consists of 6.3 miles of flood prevention dike, tide gates under the dike at existing canals, and a 762 acre conservation easement/water storage area for water storage and management purposes. Dike location basically parallels cropland areas but 762 acres of woodland separate the dike and cropland to provide freshwater storage. Twenty (20) tide gates will be installed under the flood prevention dike at existing canals to discharge freshwater. Twenty-eight (28) gates will be inside the dike along existing canals to facilitate existing farm drainage outlets and water release into the conservation easement area. These gates will remain open until water levels on the outside exceed the inside levels at which time the gates will close to prevent backflooding. The tide gates are designed to remove 2 inches of runoff from the project area in 24 hours, the present capacity of the existing canals. The conservation easement/water storage area will function as a reservoir to store freshwater discharge and reduce the rate of discharge into Juniper Bay. Seven (7) 24-inch tide gates with flashboard risers will provide water level control in the reservoir area. Costs: Total Project Cost - $3,265,480; PL 566 Share - $2,931,770; Other - $333,710; Average Annual Cost - $172,760. Effects: Installation of this alternative will provide flood protection to the 8,002 acre project area, including 5,150 acres of cropland, from the 25-year frequency wind tide. Freshwater discharge into primary fin- and shellfish nursery areas will be partially controlled by the combined effects of tide gates and the conservation easement area. The conservation easement area will store up to one-half inch of runoff from the watershed area, depending upon wind tides and rainfall. For example, the peak rate of discharge into the primary nursery area from a 2 year, 24 hour frequency 1 -13- rainfall, when wind tide elevation is at 1 foot (NGVD), will be reduced by twenty percent (20%) by this alternative. Installation of this alternative would also provide some research potential on the study of freshwater influence on primary nursery areas. Approximately 56 acres of types 7, 8, and 12 wetlands would be impacted by this alternative. Approximately twenty (20) acres would be permanently lost under the dike, twenty-one (21) acres would be changed to open water, and fifteen (15) acres would be temporarily disturbed during project installation. The annualized net benefit of this alternative is $116,915, not including benefits to primary 41? nursery areas which at present state-of-the-art, have not been assigned a dollar value. 1 1 t 1 t it -14- [1 t t t 1 1 t t i ALTERNATIVE 5 - Dike, Tide Gates LEQE AID ?? Pg0.TttT BouNa?RY AA/ DIKE i?R f 1 WAN QUANTEQ •ArEWS"Eo I!l r, OVA* rd-0, OOUIa! r *Ar swia[rrow? .... MI., rII ty?. Components: This alternative consists of 5.4 miles of flood prevention dike located adjacent to cropland areas with tide gate outlets at each existing canal. Tide gates are designed to remove 2.5 inches of runoff from the project area in 24 hours. Costs: Total Project Cost - $3,337,400; PL 566 Share - $3,192,514; Other - $144,886; Average Annual Cost - $173,620. Effects: Installation of this alternative will provide flood protection to the 8,002 acre project area, including 5,150 acres of cropland, from the 25-year frequency wind tide. Fresh water runoff from the project area will discharge directly into primary fin- and shellfish nursery areas. Less than 2 acres of type 12 wetland will be impacted. These acres will be lost under the dike. The annualized net benefit of this alternative is $115,965. -15- .rr rrrrrrNr ?J I Comparison of Candidate Plans Alternative plans were compared in relation to various economic, social, and environmental factors considered significant in the decision making process. Either of these candidate plans could be selected as the recom- mended plan, depending on project objectives, economics, environmental impacts, social effects and other factors. The major project objective identified by the sponsors is flood protection to cropland. Alternatives 2, 3, 4, and 5 accomplish this objective. 11 t t t t t t Economically, alternatives 3, 4, and 5 have positive annual benefits and favorable benefit-cost ratios, computed at 3 1/4 percent interest rate. Table B displays the adverse annualized cost of each candidate pl17, computed at the current discount rate of 7 7/8 percent interest. The recommended plan b:c ratio is 1:1 using 7 7/8 percent interest rate. At the congressionally approved 3 1/4 percent interest rate, the b:c ratio is 1:7:1. The scoping process identified two environmental factors as being paramount in this area. They were impact to primary fin- and shellfish nursery areas in Juniper Bay and the impact to wetland. Alternative 3 provides for total control of freshwater into Juniper Bay nursery areas, using a 762 acre storage area, sluice gates, and a diversion channel to Caffee Bay. Alter- native 4 provides partial control of peak of slug flows, 3 to 50 percent depending upon rainfall and wind tide conditions, by using a 762 acre conservation easement or water storage area. Alternatives 2, 3, 4, and 5, impact wetlands, causing permanent losses to 14.5 acres, 41 acres, 20 acres, and 2 acres respectively. Approximately 405 acres of wetland types 7, 8, and 12 (Circular 39, U.S. Fish and Wildlife) would be inside the dike with alternatives 3 and 4, as part of the conservation easement area. These wetlands would be under legal easement for a 50 year period with alternatives 3 and 4. Approximately 9 acres of wetland will be inside the dike in alternative 2 and less than 2 acres inside the dike in alternative 5. Wetlands inside the dike with alternatives 2 and 5 would not be protected by conservation easements. Fish and wildlife habitat would be improved by land treatment in alternatives 2, 3, 4, and 5. In addition, alternatives 3 and 4 would provide a 762 acre wetland wildlife habitat area consisting of wooded swamps, bogs, and coastal shallow freshwater marshes. Baseline data and on-site investigations by N.C. Wildlife Resources Commission and U.S. Fish and Wildlife Service biologists indicate the two suspected threatened and endangered species, the Bald Eagle (Haliaeetus leucocephalus) and the American Alligator (Al,Ugator mississippiensis) woulc'not-be detrimentally affected by alternatives and 5. There is concern that alternative 2, with pumping capability, could induce land clearing and adversely affect available potential habitat of these two species. 2/ Basis is Soil Conservation Service National Bulletin No. 390-3-24, dated May 19, 1983. -16- t A Alternatives 3 and 4 improve the water quality of freshwater discharge into the nursery area by using the 762 acre conservation easement area as a natural filter and holding area. Alternatives 2, 3, 4, and 5 improve saline water quality problems on cropland with the dike and tide gates. Pumped discharge from cropland directly into Juniper Bay primary nursery area in alternative 2, has adverse effects on water quality due to the increase in delivery rate into the nursery area, causing disruption to critical salinity levels. Alternative 5 does not significantly change water quality of freshwater from existing conditions. Alternatives 2, 3, 4, and 5 benefit 175-200 acres of locally important cropland by prevention salt water leach from existing canals into adjacent cropland areas. Existing land use would remain basically the same under alternatives 2, 3, 4, and 5, less acreages converted to project structures. Conversion to structures in alternative 2 converts 103 acres of woodland and cropland to dike, pump stations, and spoil areas. Alternative 3 converts 101 acres of woods and cropland to dike and spoil areas. Approximately 82 acres and 69 acres of woods and cropland are converted to dikes and spoil areas in alternatives 4 and 5 respectively. Only limited areas of cropland are converted in alternatives 2, 3, 4, and 5, and those occur at the junction of SR 1124 and the dike: Alternatives 3 and 4 provide stable land use for 762 acres of woodland in the conservation easement areas. Visual resources in the project area are adversely affected by alternatives 2, 3, 4, and 5. Existing visual resources offer a variety of flat relatively large areas of cropland, woodland, and marsh. Alternative 2 would introduce two medium visibility, man-made structures (dike and pump station) as permanent landscape features. Both could be seen from SR 1124. Alternative 3 introduces two low visibility man-made structures (dike and diversion channel) as permanent landscape features. Alternative 4 introduces a single low visibility man-made feature (dike). Alternative 5 introduces a single medium visibility, man-made feature, a dike visible from SR 1124. Project Interaction There are no presently known federal or non-federal projects in this area with which the West, Quarter, Double, and Bay project would interact. ' Risk and Uncertainty Risk affecting the realization of project benefits is associated with the frequency of flooding method of hydrologic analysis which was based on historical flooding events. All of the alternatives were evaluated by the frequency method. Benefits are based on reduction of flood damages. Uncertainty in realizing project benefits was limited by projecting present land use and yields over the 50-year life of the project. Current normalized prices published by the Water Resources for fiscal year 1983 were used in the evaluation of the alternatives. Costs were also based on 1983 prices. -17- [1 1 1 t A t Benefits and uncertainty would be increased by projecting continued increase in acreages of truck crops. Rationale for Plan Selection Table B, Summary and Comparison of Candidate Plans, displays impacts of each alternative plan. Evaluation of the table indicates that: 1. Alternative 1 does not address any of the project objectives or concerns identified by the sponsors. Flood damages to cropland caused by high wind tides will continue"to occur. Approximately 175-200 acres of locally important cropland adjacent to existing canals will continue to be unproductive due to lateral salt leach from the canals. Freshwater discharges and "slug flows" from existing canals into the Juniper Bay primary fin and shellfish nursery areas will continue, adversely effecting production in these areas. 2. Alternative 2 makes significant contributions toward meeting the concerns of project sponsors. The dike will provide protection to 5,150 acres of cropland from flooding and restore production on 175-200 acres of important cropland that have been made unpro- ductive by salt leach through channel banks. Dike elevations are designed to protect these areas from the highest known wind tide elevations. Pumps will increase water removal and management opportunities on 5,150 acres of cropland. Freshwater "slug flow" into primary fin- and shellfish nursery areas in Juniper Bay will be more frequent with pump discharges. The discharge will be direct with no storage or filtration. Approximately 39 acres of wetland types 8 and 12 will be affected. Fifteen (15) acres will be converted to open water, 9 acres will be temporarily disturbed during construction, and approximately 15 acres will be permanently lost under the dike. Two permanent man-made structures, the pump station on West Canal and the dike would both have low visibility from SR 1124 and will have a moderate impact or disruption to existing visual resources consisting of relatively large, flat areas of cropland, woodland, and marsh. Project investment is $9,143,875 with an annualized net loss of $115,255. There is no support among local sponsors for an alternative having pumps as a project measure. 3. Alternative 3 makes significant contributions to sponsor object- ives and multiple resource problems in the area. The dike will provide flood protection to 5,150 acres of cropland and restore production on 175-200 acres of important farmland that have been made unproductive by salt leach from existing canals. Dike elev- ations are designed to protect these areas from the 25-year freq- uency wind tide event. Alternative 3 provides complete and manageable protection to primary fin- and shellfish nursery areas in Juniper Bay, using a 762 acre conservation easement area as storage, a diversion channel to divert freshwater discharge away from primary nursery areas, and sluice gates on each canal to control the freshwater inflow into primary nursery areas. 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N 'O N J 7 Y d 3 Y d Y G N H }+ a7 Itl o 0 d C p F O H H O d N w d o C H H N G b C . •1 q G C p N + m O Y H p •`+ 3 W W 3 r1 •O W N U A? d A .+ 6 tV 6 U •.+ p. Y A v 6 H o s N f w ? y u z I U U O [s7l ! N U W O C U O C U d N ? ?j U W I O u I d •. W l J W L N . N N ° ? '?+ N z z d N a? w wx wi c U7I c 10 4 7 a) N N N Id p y +u-4 m Z M •'I Y > M M Y U Y N H Y d d N M (.Y. W d S. d O H Y Oo N M d d Y Oo N N d d d a > > w cwW? 0aa ?a a ° d as d a4 A. z a, -20- u 1 0 ited research opportunities on effects of freshwater inflow to primary nursery areas are available with this alternative. Tide gates with flashboard risers provide water level control in the 762 acre easement area for wetland wildlife habitat management and agricultural water management purposes. Easements will be obtained to assure the use of this area for the 50 year life of the project. This alternative would impact approximately 117 acres of wetland types 7, 8, 12, and 17, including the permanent loss of 41 acres under the dike. Forty-four (44) acres would be converted to open water and 32 acres temporarily disturbed during construction activities. The diversion channel would empty into Caffee Bay, a designated secondary, yet significant, fin- and shellfish nursery area. There was a lot of adverse concern expressed over the loss of wetlands and the impact to the Caffee Bay nursery area associated with this alternative. Total project investment in this alternative is $3,890,150 with net annualized benefits of $114,765, excluding unquantifiable effects to primary nursery areas. Local sponsors have indicated a willingness to support this alternative and cooperate with state and federal governments in efforts to benefit multiple resources of the area, including agriculture and fishery resources. This alternative was chosen over alternative 2 because of comparable net benefits to agriculture; increased benefits to primary fin- and shellfish nursery areas, and strong local support and cooperative attitudes in benefitting multiple resources. 4. Alternative 4 provides the same benefits to project sponsors' flood protection objectives as alternative 3. Flood protection to 5,150 acres of cropland from the 25-year frequency wind tide plus restoration of 175-200 acres of important cropland is provided for in this alternative. This alternative provides partial con- trol of peak rates of freshwater runoff (slug flows) into the Juniper Bay primary fin- and shellfish nursery area. Depending on the rainfall event and wind tide conditions, this alternative with the 762 acre water storage/conservation easement area would reduce the peak rate of freshwater discharge (slug flow) by 3% for the 1 year, 24 hour frequency rainfall event to 50% for the 25 year, 24 hour rainfall event. Discussions with N.C. Division of Marine Fisheries representatives indicate the partial control provided by this alternative, though unquantifiable, "should have a positive benefit for the downstream primary nursery area by reducing peak freshwater inflows, especially during storm events." This alter- native's impact to wetlands includes a permanent loss of 20 acres of wetland types 7, 8, and 12 under the dike, 21 acres converted to open water, and 15 acres temporarily disturbed during construction activities. One man-made structure, the dike, would have low visibility from area roads and a low impact to visual resources of the area. Project investment for alternative 4 is $3,265,480 with an annual net benefit of $116,915, excluding unquantifiable benefits to primary fin- and shellfish nursery areas. Local sponsors have indicated alternative 4 as their preferred plan. Alternative 4 was selected over alternative 3 for having higher net benefits, reduced impacts to existing wetlands while retaining a beneficial effect on primary nursery areas, and strong support from local sponsors. -21- 1 r 5. Alternative 5 provides the same level of flood protection as alternatives 3 and 4, in that the dike will provide protection from the 25-year frequency wind tide event to 5,150 acres of crop- land and restore production on 175-200 acres of locally important cropland. This alternative would discharge freshwater directly into the Juniper Bay primary nursery area through tide gates in- stalled in existing canals. No water storage area for freshwater runoff is provided due to the location of the dike adjacent to cropland areas. Dike and tide gate installation will require added design features including an increase in the number of tide gates to compensate for lost water storage capacity (provided by 762 acres of conservation easement area in alternatives 3 and 4) to assure adequate removal of agricultural runoff. A cut-off trench under the dike will also be needed to prevent saltwater leach into cropland areas from the dike's borrow channel. Approx- imately 2 acres of type 12 wetland will be impacted with this alternative, all of which will be permanently lost under the dike. One man-made structure, the dike located adjacent to cropland, will be highly visible from SR 1124. Project investment for alternative 6 is $3,337,400 with a net annualized benefit of $115,965. Local sponsors have indicated a general willingness to support this alternative. A tremendous amount of time, consider- ation, and discussion among scoping participants has been spent on the trade-off of wetlands for benefits to primary fin and shell- fish nursery areas on this project. Alternative 5 impacts only 2 acres of wetlands as a permanent resource loss. Alternative 4 impacts about 20 acres of wetlands as a permanent loss, but includes significant benefits to primary nursery areas by reducing the peak rates of discharge, "slug flow", from 3 to 50 percent (depending on rainfall events and wind tide conditions) and induc- ing natural filtration of runoff through the conservation ease- ment area. Although monetary or other methods of determining the value of nursery areas and wetland areas cannot be determined at the present state-of-the-art, discussions with scoping partici- pants indicate the trade-off of wetland losses in alternative 4 for primary nursery area benefits "appear equal". Alternative 4 was chosen over alternative 5 due to a greater annualized net benefit and sponsor support. Purpose and Summary RECOMMENDED PLAN This project is for flood protection in the West, Quarter, Double, and Bay project area, Hyde County, North Carolina. The project will be implemented under the authority of the Watershed Protection and Flood Prevention Act (PL 566, 83rd Congress), as amended. Alternative 4 is the recommended plan and will provide relief to 8,002 acres, including 5,150 acres of"cropland from flooding associated with high wind tides from the Pamlico Sound. The recommended plan consists of a flood prevention dike with tide gates, a 762 acre conservation easement/water storage area, channel work, and land --22- 1 r 1 treatment measures to be installed and maintained under the on-going soil and water district program. Dikes, tide gates, and conservation easement area will be installed by project sponsors on a 3 year schedule. Plan Elements The 6.3 miles of dike construction will be for single purpose flood preven- tion. It begins at the junction of SR 1122 and Hydeland Canal and follows Hydeland Canal for 1.5 miles. The dike then turns west and crosses Juniper, Honey, Double, Quarter, West, and Berry Canals for a distance of approximately 2.6 miles, then parallels the National Wildlife Refuge (Nebraska Tract) for a distance of approximately 1.3 miles, and turns north and northwest for approximately 1 mile and junctions with SR 1124. The dike will be constructed to an elevation of 5.7 feet (NGVD) with a top width of 14 feet and 3:1 side slopes. Average height will be approximately 5 feet above the natural ground surface. Soil and water conditions make it impractical to compact the dike with hauling or special equipment. It will, therefore, be necessary to use dumped fill. Allowance has been made in estimating the volume of fill mater"g1 to account for settling. Where necessary, excessively organic material will be stripped from the dike foundation and borrow area. The dike will be constructed with a "sand cap" of at least 2 feet deep: Material for construction of the dike will be taken from continuous borrow areas adjacent to the dike from Sta. 171+00 to 361+00. Borrow material for the dike from Sta. 91+10 to 171+00 will be taken from the west bank of Hydeland Canal. Material for dike construction from Sta. 361+00 to the dike's end at SR 1124 will be taken from inside (east side) the dike. Cost data for the dike installation is contained in Table 2. Dike and tide gate installation will be done in such an manner as to minimize adverse effects on wetlands. Minimum clearing will be used in dike construction. The top of the dike will serve as a travelway for access and maintenance to minimize land area required for installation. Disturbed areas, including the dike, will be established with vegetation providing erosion control and wildlife food and habitat to minimize adverse effects. A total of 55 tide gates will be installed in the project area. Twenty-eight (28) tide gates will be installed under the channel dikes along Honey, Double, Quarter, West, and Berry Canals at locations where farm drainage enters the canals and at conservation easement area locations. These gates will remain open to discharge farm drainage until water levels in the canals exceed the levels in the farm drainage ditches and to allow water to flow into the conservation easement area. Then, the gates will close to prevent backflooding. Twenty (20) tide gates will be installed under the flood prevention dike at existing canal locations. These gates will remain open to discharge freshwater until water levels outside the dike force the gates closed. Seven (7), 24 inch diameter tide gates with flashboard risers will be installed under the flood prevention dike at conservation easement area locations. Flashboard risers will be used to manage water levels inside the easement area. Tide gates on the outlet end of the pipes will prevent salt water form entering the conservation easement area under high wind tide conditions. Dikes located parallel to Juniper, Honey, Double, Quarter, West, and Berry Canals will be installed to increase the capacities of each canal and prevent flooding -23- I caused by rainfall runoff from cropland above 2.5 feet (NGVD). These channels and dikes will divert excessive runoff into a 762 acre conservation area. A 762 acre conservation easement/water storage area will be located between the dike and cropland areas to store up to 0.5 inch of runoff from the project area. This area is divided into smaller pool areas by the dis- section of existing canals. Water will be transferred between pool areas by the installation of corrugated pipes with risers. This installation will permit balancing storage area to volume of discharge associated with each canal to maximize water storage capacity of the 762 acre area. At least one tide gate with flashboard riser will be installed under the flood prevention dike in each of these pool areas to provide water level control for the various water uses, including water management for agricultural purposes and wildlife wetland habitat management purposes. Area and field office records indicate needed land treatments, including forestry measures, in the project area have been installed through the on-going soil and water conservation district program and the N.C. Division of Forestry. These applied land treatment measures include conservation ' cropping systems, crop residue management, cover crops, field borders, main and lateral ditches, wildlife habitat management, and on-farm waterfowl management measures. Operation and maintenance of these practices are provided by local landusers with technical assistance from the local soil and water conservation district. I fl I Permits and Compliance Requirements for permits and other entitlements have been satisfied for the current phase of planning, as indicated in Table C. Local sponsors, the Hyde County Commissioners and Pamlico Soil and Water Conservation District supervisors, will be responsible for securing a 404 dredge and fill permit from the U.S. Army Corps of Engineers prior to letting a contract for structural measures. Sponsors will also be responsible for obtaining any needed open burning permits and for filing an erosion and sedimentation control plan 30 days prior to commencement of land disturbing activities as per the N.C. Sedimentation and Pollution Control Act of 1973, as amended. Easements on those properties required for the dike, other structural placements, and the 762 acre water storage area will be obtained by the project sponsors prior to signing the project agreement. Costs Total installation cost is estimated to be $3,265,480 (see Table 1). The share of this cost to be provided by the PL 566 funds is $2,931,770, and the share from other funds is $333,710. Construction costs ($2,263,900), including an allowance for contingencies, were estimated on the basis of prevailing costs in the area and information obtained from manufacturers or suppliers of tide gates, and supplies that will be needed in construction. Installation costs include: (1) an allowance for installation services ($667,870) necessary for final design, foundation investigations, layout, inspection, and all overhead costs for -24- 1 t t x H 3 U) w a H W H A vJ z? E-4 az 0 Nz>z W W 0 A U H z Qr H zo a4 A U U iS w a?q E4 a cd ? U a 1-r -1 0 az w co cda PQ x d3 w •q O 4) A bJ ^3 ? d 41 ce 1••r d 0 0• 4; r. U) cd 3 rn \I r-i a U d O U a U r-i 0 P4 cd }4 a •d a W N d O N N N a a) N a s U U U U U U a U a U U a U u a Cod 91-01 d a d d 501 rl •rr •rl •rr •r•I "A c0 •r•I ca •rl •rl cd •r1 -r1 cd r? r-I r -i rl r-•i r4 u "I U r-•I rl U ri r -I u aroo 9 ra-i 0 10, 0 10, 0 ra-, r-Ia 000 gor 0 0 0 o o U U U U U U U ?LLU U ?.U U dW -4 r••I r-I r-1 rl r-I r-i 'A r-1 r-I r--1 r-4 ri r? r1 r-I ri 4J r-i 4J r-4 r-i 4J r-I r-I 4J 0 0 0:3 0 0 O 0 O:3 0 O:j :$ O W W W W W W Z W Z W W Z W W Z O a rn cf1 v a a N a y m p' -r a7 41 03 v' +? 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O d c a • ^ r U ^ 3 U ?O %0 1•r ca O U r-I cd M W LJ •ri b <4 r-r -4 U r. •r-I P O> M u 6 O' O cd 1J w ^ W T1 cd a a ^ r4 41 W. p 1:+ iJ 41 p '> w r-i to 4-1 ca rA M a a a U u a.J O is a CO a U H •rl 0 b El Qi Qr U O a PG N P dr 0 a Cd 4) Q) x 0) ri) 0) W U ? r4 W W r) t~ N n G • b to co a 0 0 a O 0 0 U 1-r 41 P4 p cd G rl •rl 14 44 U O I~ •ri O u cd 41 cd u 4-1 P4 •rl •rl O $4 0 a U Z (1) u 0) 0 u a o - ) r? 4. 6 a. a 0 1 41 w p 1 • r. cd u a M v a r--1 4•J a D W x P a u a 1-r G O +J •ri CO +J G rl p.r U H u 33 pW ]C O s?+ +cv ?w 60 3 ro O •rl cd N b 10 P4 r-i r-I rd a b w r1 3 r I a y, r-1 G q ca Z 0 O co 00 1•+ ? r rd rd cd a G rr rn m CO a G p 1J G cd P o o 0 14 P • - 0 7 ? U a) (1) Cd -d 4-) J '0 U) 4 + N J r-I 4-J 1•r r-I r--l O 0 W a •ri co ca cd ca •rl cd •H 4 0 0 0 W W W W a Z Z Z x 3 3 -25- 4.1 O w 00 ca iJ u) u 14 0 u a 14 O 44 a 41 0 Cd JJ rn a 41 41 o to ? -W 0 ri 1-I :3 0 r-i U1 cd O P4 iJ a 00 ? 41 C N ai 4 4-1 •rl a r•i >`I P4 U a r i 41 r-I •rl o a W ..i aJ a? a H -W V ? •ri ? W ? U r. cd a a41i a cd a cd a O ;l-, 1•r r-i 04 Cd cd 0 4 0 b 41 A iJ ca ? a 41 d a •rl 'b $4? w aJ a •rl 44 1•r O 1J Q) O a V) U r--I r-i O +J rC cd O p •r1 zw0 a f~ d •li LH rid.. a a P CFFF0 a •o U 44 d •H a) 1?•r p 0 a4 co 41 a wrnP a .a .d O ro a -H F4 1•? d a q ai u 'o 1 ? z° b ? d o a -W $4 Cd a yJ 44 rn ? a Cd 44 O p 41 -W 0 ID. 10+ N ? 41 1-r •? co 4)) 44 U O cd o Cl. •r•I 4) 41 41 r? •,I O p > O }4 a G) d' Cd •H .r.i o •H r1 U ? r. CIl z 4-l O a b0 Cd 41 iJ d $4 H U a x u O 44 ai u d .H r? O U b a $4 0 v a 1-r 4) 41 41 Cd 4J N a .C 41 1•r O 44 N 4•J G a a•+ •r•l c a O z ci r--I c•Od U a a ?J d z a c? ,a u b ?I installation of structural measures; (2) estimated local costs of adminis- tering contracts ($47,750); and (3) estimated easement and right-of-way costs ($285,960). Easement and right-of-way costs include the estimated cost of land for the 762 acre water storage area, dike, and other structural placements. These costs were based on recent land sales in the area. The sharing of installation costs of structural measures is $2,931,770 (89.78%) from PL 566 funds and $333,710 (10.22%) from other funds. Local sponsors will be responsible for contracting for the needed project measures. Installation and Financing Area and field office records indicate the land treatment measures have been applied in the project area. To assure effective operation and maintenance of applied land treatment measures, field office personnel will 1 continue to assist project area landusers as part of the district's on-going assistance program . Installation costs of structural measures to be borne by the Federal ' Government will be furnished by the Soil Conservation Service under pro- visions of PL 566. Financial and technical assistance to be furnished by the Soil Conservation Service in separate contract (or contracts) negotiated for and administered by the project sponsors, in such manner as to insure the proper functioning of structural measures as designed. Engineering services necessary for installation of structural measures will be furnished by the Soil Conservation Service under provisions of PL 566. i Funds necessary to cover organizational expenses and local sponsors share of installation costs will be provided by the sponsoring organizations, and the Hyde County Commissioners. The commissioners will use assessment procedures to acquire funds for their costs. All necessary funds will be on-hand and available by the time construction is started. It is antic- ipated that easements can be purchased for reasonable prices or donated by ' individual landowners. Local sponsors will have power of eminent domain sufficient to insure acquisition of 'necessary easements and rights-of-way. Because of the interrelationship of structural measures in accomplishing project objectives, all necessary easements and rights-of-way will be acquired, or their acquisition assured by local sponsors, before starting any construction. r - Installation of structural works of improvement will be performed under contracts administered by the project sponsors. Alteration, reconstruction or replacement of privately owned road crossings affected by proposed structural measures will be performed under contract administered by project sponsors. The project sponsors will negotiate with the North Carolina State Highway Commission for changes to be made to public roads, culverts or bridges. -26- t 1 Structural measures will be installed by the project sponsors within a three-year period. The following sequence will be followed in installing structural measures: First Year -- Secure landrights and easements. Detail design and con- struction drawing will be prepared for contract purposes. Second Year -- Dike construction with needed tide gates (including those needed for conservation easement area) and the borrow area for dike construction. Third Year -- Rebuild all settled portions of the dike. The schedule of fund obligations is shown in Table D. TABLE D Schedule of Obligations West, Quarter, Double, and Bay Supplement to the Swan Quarter Watershed Work Plan, North Carolina YEAR MEASURES PL 566 FUNDS OTHER FUNDS TOTAL FUNDS 1st Landrights - $285,960 $ 285,960 Design $ 226,400 - $ 226,400 2nd Structural $2,299,570 $ 40,590 $2,340,160 3rd Structural $ 405,800 $ 7,160 $ 412,960 $2,931,770 $333,710 $3,265,480 The Hyde County Commissioners will be responsible for securing all permits, including the section 404 dredge and fill permit (Clean Water Act of 1977, PL 95-217) from the U.S. Army Corps of Engineers, and'any needed permits for open burning and water use. The North Carolina Department of Cultural Resources indicated no signifi- cant cultural resources existed in the project area. If cultural resources are discovered during construction activities, the Secretary of the Interior will be notified in accordance with Public Law 93-291. Approximate action to protect and/or recover the resource will be taken by the Soil Conservation Service in accordance with procedures described in 7 CFR 656. j Operation and Maintenance Land treatment measures will be maintained by landusers in accordance with their individual conservation plans and agreements with the Pamlico Soil and Water Conservation District. The N.C. Division of Forest Resources t -27- will furnish technical assistance for maintaining forestry measures. The on-going Cooperative Forestry Assistance Program will provide this service. Structural measures to be maintained by sponsors include 3.5 miles of channel inside the flood prevention dike, 3.5 miles of channel dike (both sides), 6.3 miles of flood prevention dike, 55 tide gates, and one boat access area. Cost of operation and maintenance will be paid with funds raised through assessment of landowners within the project area. Average annual cost of operation and maintenance is estimated to be $39,670, which includes replacement costs. The dike will be mowed annually to maintain a good stand of vegetation and to control weeds. Fertilization will be performed as necessary to maintain a soil fertility level adequate for good plant growth. Special attention will be given the vegetative cover and any erosion problems on the side of the dike which is exposed to open water (Pamlico Sound side) and any damages will be repaired immediately. Dikes will be maintained to design elevation at all times. Tide gates and tide gates with flashboard risers will be checked periodically for debris which may block the intake end and for proper functioning of the gates and risers to assure desired opening and closing at appropriate times. Annual interior channel maintenance will consist of controlling vegetative growth along and adjacent to channel bottoms to assure channel carrying capacity. It will be necessary to remove some debris from channels after major storms. It is also likely that a dragline will be needed to dip-out silt from all channels in the system on the average of once every 15 to 20 years. Annual inspections of all structural works of improvement will be made by the project sponsors. Additional inspections will be made by the sponsors after each major storm to determine the condition of structural works and to estimate immediate maintenance needs. The sponsors will prepare a report for each inspection performed and furnish one copy to the Soil Conservation Service. They will also maintain a record of all maintenance work performed and make such records available for review by the Service. The State Conservationist has designated an employee of the Service to assist in the annual inspections and to see that maintenance is performed according to agreements. Specific operation and maintenance agreements, developed using the National Operation and Maintenance Manual as a guide, will be executed between the sponsors and the Soil Conservation Service prior to issuance of invitation to bid for construction. ? a_ TABLE 1 - ESTIMATED PROJECT INSTALLATION COST West, Quarter, Double, and Bay Supplement to the Swan Quarter Watershed Work Plan, North Carolina No. To Be Applied Estimated Cost (Dollars) 1/ P.L. 566 Funds Other Non-Fed. Non-Fed. Non-Fed. Installation Cost Item Unit Land Land Land Total LAND TREATMENT Soil Conservation Service Cropland Grassland Technical Assistance SCS Subtotal Ac. Ac. 1,225 50 8,254 18,254 54,270 1,200 2,316 57,786 54,270 1,200 20,570 76,040 Forest Service Forest Land Ac. 515 2,575 2,575 Technical Assistance 1,640 1,640 FS Subtotal 4,215 4,215 2/ TOTAL LAND TREATMENT 18,254 62,001 80,255 STRUCTURAL MEASURES Soil Conservation Service Dike Mi. 6.3 1,082,080 0 1,082,080 Channel Improvement Mi. 4.7 164,700 0 164,700 Tide Gates No. 27 664,470 0 664,470 Gates No. 28 352,650 0 352,650 SCS Subtotal - Constr. 2,263,900 0 2,263,900 Installation Services Soil Conservation Service Engineering Services 498,070 0 498,070 Other 169,800 0 169,800 SCS Subtotal - Instal- lation Services 667,870 0 667,870 Other Costs Land, Easements & R/W, Conservation Area - 762 acres 285,960 285,960 Adm. of Contracts 47,750 47,750 SCS Subtotal - Other 333,710 333,710 TOTAL STRUCTURAL MEASURES 2,931,770 333,710 3,265,480 TOTAL PROJECT 2,931,770 333,710 3,265,480 1/ Price Base: 1983 November, 1983 Planned land treatment measures have been installed. -29- t t t t t O a) cd rl O O V $4 cd ?+ U ?14 rl O C6 z a cn i Cd W 3 N r-4 w •b ...I N O1 O A A 4J cd w ? 41 N P 4J 0 Cd O O' H H A PQ H H m H A H rn 0 U H U H W H W I, NI W H 3 3 -1 co IJ JJ {W W to H H U 4 O H O O I O 3 sN V01 ??. CYi Gl w p a I +? 1 O N m a? :J k7 G co G 6 U ++ O H cd I c 41 o $4O m w •ri G G 41 H U 'b G W ?O Ln a a 1 L O U G O .H 41 r -q o a Un Hw r m G1 i? •r u P3 H •O ?C m P+ ? G G cd -H vi G w awi H I U O I4 G IJ O U1 •rl O U N Pz 4J I4 Q O :j nz° 0 C) I'D N -4 N N ON M %.O N C> C) ON N Ln N C) CD %.C O N w C O O O o? N 1?0 CN Ln -4 O ? C O? A ON N ?O N C) C) C) C) O 00 C M M .? O O Ln N N 00 1t M 00 1-1 M 1-I O O Ln Un ul M 1.0 n -It .-4 n Ln 1-4 O .o Ln N O Ln N O O 00 N N O %O co N N 41 d 4 1 N cd O W ?+ G •° cd ? D 6 N F+ ? G x G a i •rj .0 O A U U -30- O 00 Ln %O N c O 1-4 cal M M O o. I Ln 00 N O Ln n n It O .-a M O? N O O 00 O. .c O n O 00 -It O O rn M N N r-I C N O H 'C3 p c7 N O co A v U Sa a M 00 O? dl 41 7 O z 1 t TABLE 3 - STRUCTURE DATA - DIKE West, Quarter, Double, and Bay Supplement to the Swan Quarter Watershed Work Plan, North Carolina Station From To Length Top Width Side Slopes Avg. Height Dike Fill Volume of Fill (feet) (feet) (H/V) (feet) (cu.yd.) (cu.yd.) 91+10 362+00 27,100 14 3 to 1 5.2 247,400 247,400 362+00 425+00 6,300 14 3 to 1 4.7 43,800 43,800 November, 1983 -31- 1 t 1 1 1 1 1 1 1 1 1 1 CJ Oj 41 r4 r-I O O JJ $4 +1 U iJ 01 F+ r-1 0 as z a cn P4 CO co 3 O W A co ^3 N ? ;j Cd d O d rn cd 3 En w O O O O O O 00 o ? oo ?0 ? 00 ? o o U 41 O 00 00 1 M M 174 m co u .? W > .. ON •rl -- W O? -t O O O M %0 O M C.) ri1 0. 00 0 44 N H 01 r-I O1 01 n ?t ?O Ul v1 u1 u1 u'1 trl q b 41 0 r+ O O O O 00 01 co -4 ci O O C O O O 00 0 U n ' 11 M1 v n h f` n n n n n ? 44 0 A I to 0 L' 41 ^ yJ 41 w %0 It 00 rn co N ?t r, to _ 41 10 0 M 0 .,j r? I 4 W 3 o ,a 41 j 0 • N -r 4 W .1 ci CI ' CJ V "I 4a r- 00 Ln ?t ra L1 N •rl w co co V I- M O 1-4 O -t •-? O? ,L 0. \ v ? -4 .-? r? M 41 0 co -1 co -4 I •r l T$ U W U $ •? r-I •MO _ U^ H y M r+ Ln O W1 M M N cd w b cd d 00 %O r- u1 M rn 00 N co N 4-1 _ a) 0 -4 00 ON 00 ^ -41 u M $4 0 " C 6 10 v O 0 d 0 p co O O O O O O O O cd b li O O O O O O O O ,G O G a O t t t + t + ++ U" cd H 00 O U') Ln O It ?0 O O N M -4 M M 1-4 M LH 10 41 O .a N O O .,I p _ p w -W b b0 -W co q •rl 44 CO O) 0 c!1 O O O O O O O O 0 0 O O O O O O O O O p b w p p + + + + + + + + cu O ? ri) O ON O O N r-1 cd $ .-? H 0 > O 4 O 1=i p to 4J 4J CO 0 0 r-l • cd w PN U Z ? -1 Ln 41 1r 03 N I 1 is PL H N P. 0 ? O A co UO 0. I 41 • U O O O N O O N A ti x p A O' 3 as ,-a1 C-41 MI -32- 1 TABLE 3B - STRUCTURE DATA - TIDE GATE DRAINS -/ West, Quarter, Double, and Bay Supplement to the Swan Quarter Watershed Work Plan, North Carolina 1 Pipes Station Drainage Area Number Diameter Length (Feet) (Acres) (Each) (Inches) (Feet) Flood Tide Gates 104+00 85 1 24 70 108+00 85 1 24 70 171+60 191+40 583 161 1 1 54 54 70 70 221+75 875 2 54 70 221+75 950 2 54 70 238+90 835 2 54 70 284+15 3,493 7 54 70 293+65 722 2 54 70 361+00 Conservation Area 381 Tide Gates 1 54 70 181+00 1 24 70 206+00 1 24 70 230+00 1 24 70 ' 262+00 1 24 70 288+00 1 24 70 310+00 340+00 1 1 24 24 70 70 Water Management Tide Gates Juniper Canal 2 24 60 Juniper Canal 3 36 60 Honey Canal 2 24 60 Honey Canal 4 36 60 East Double Canal East Double Canal 2 1 24 36 60 60 West Double Canal 2 24 60 West Double Canal 1 36 60 Quarter Canal 2 24 60 Quarter Canal 2 36 60 West Canal 2 24 60 West Canal 3 36 60 Berry Canal 2 24 60 1/ Each installation shall consist of a corrugated metal pipe which is fully asphalt coated and asbestos bonded, and a flap gate with saltwater corrosion-resistant seating faces and fittings. November , 1983 t 1 1 1 1 1 1 1 1 1 1 1 1 i TABLE 4 - ANNUAL COST West, Quarter, Double, and Bay Supplement to the Swan Quarter Watershed Work Plan, North Carolina (Dollars) 1/ Evaluation Unit Amortization of 2/ Installation Cost Operation and Maintenace Cost Total Annual Cost Dike, Interior Flood Prevention $133,000 $39,670 $172,670 TOTAL $133,000 $39,670 $172,670 1/ Price Base 1983 Installation cost amortized for 50 years at 3k percent. November, 1983 -34- t 1 1 1 1 i f i i A 1 1 1 1 TABLE 5 - ESTIMATED AVERAGE ANNUAL FLOOD DAMAGE REDUCTION BENEFITS West, Quarter, Double, and Bay Supplement to the Swan Quarter Watershed Work Plan, North Carolina (Dollars) 1/ Estimated Average Annual Damage Damage Without With Reduction Item Project Project Benefit Floodwater Crop and Pasture $310,290 $63,835 $246,455 Other Agricultural $7,505 $1,420 $6,085 Forest Land $7,305 $1,230 $6.075 Non-Agricultural Road and Bridge $4,525 $855 $3,670 Subtotal $329,625 $67,340 $262,285 Indirect $1,200 $225 $975 Total $330,825 $67,565 $263,260 1/ Price Base 1982 CNP for agricultural products and 1983 for other values. November, 1983 -35 t i t 1 1 1 i i 1 i 1 1 1 1 rn W Qi ?II H U A E-4 a 0 w H O U H H W W w PA W O O 07 H P?+ U ) W H N N 41 H 41 F+ U 41 a? s~ r-4 O as z a cd W ?-+ b H UJ $4 r-I 41 N O O N A A +' cd >+ 41 :3 co O. 0 O' 41 N 9 3 cn U) H H W W pq A z W W Qi •-I w c Q)) o Q W U a I N) b 00 r-1 cd 0 i N c A A C 1~ O .H {~ F W 4. p ca v c : W 0 ` o p a O r-i W Fa O .H 41 1 cd •r ? F w Fa O •rl F+' N H P4 b O O -1 W -36- 0 O O n N n Ln 00 M 00 N S!} Ln N M N yr 0 N M N P O CO a ? H U W O O N JJ O En x r-I O 0 r-; O a? O n ?O N n .-a Ln 00 in rn 00 N Ln N M Cl) 00 C1? O a 4J ID Z CA N U O M U 00 cn as %O ONO 0 r-+ N m O vy -I rl 41 41 W 41 r 1 U w Ca 41 FG H O Q) O cd Q PQ H N O v H •ri A a ?I It 01 ri co H O p w ? N1 M 00 O? p v 10 N O z t t I? I t t .1 t t t it EFFECTS OF RECOMMENDED PLAN Throughout the planning process, a wide range of economic, environmental, and social factors have been identified and evaluated as to their signifi- cance in the decision making process. Table E, displays the effects of the recommended plan on resources of principal national recognition. Two major environmental concerns which surfaced at the numerous scoping meetings are adverse impacts of freshwater discharge into primary fin- and shellfish nursery areas of Juniper Bay and adverse impacts to U.S. Fish and Wildlife Circular 39 wetland types 7 (wooded swamps), 8 (bogs), and 12 (coastal shallow fresh marshes). After developing several alternative approaches in an effort to minimize the adverse effects to nursery areas and wetlands, it was apparent that either wetlands or primary nursery areas would be adversely impacted by the project. Continuing consultations with U.S. Fish and Wildlife Service, N.C. Division of Marine Fisheries, and others verified the environmental impacts would be severe to wetlands if water management measures were installed to protect primary nursery areas and conversely, that in order to minimize impact to wetlands, primary nursery areas would be adversely impacted by direct discharge of freshwater into Juniper Bay nursery areas. The issue was resolved by determining a reasonable tradeoff between wetland losses and primary nursery area benefits. Attempts to quantify benefits to primary nursery areas proved to be highly controversial and the decision was made that this quantification could not be satisfactorily determined at the present state-of-the-art. Attempts to quantify wetland values met with similar demise. Through cooperation among interested agencies and groups, the compromise to minimize impact to wetlands and provide partial benefits to primary fin- and shellfish nursery areas was determined to be a reason- able tradeoff between two critical environmental values. The recommended plan provides partial control (reduces peak discharge rates from 3 to 50 percent depending on rainfall and wind tide conditions) of freshwater discharge into primary nursery areas, using the 762 acre conser- vation easement area for water storage and filtration purposes. The impact to wetlands will be a permanent loss of approximately 20 acres of wetland types 7, 8, and 12. Twenty-one (21) acres will be converted from types 7, 8, and 12 to open waters and fifteen (15) acres will be temporarily disturbed during construction. In addition, the selected plan will assure that 762 acres, most of which (405 acres) are wetland types 7, 8, and 12, will remain in their present use for the life of the project (50 years). Water quality will be enhanced by natural filtration in the easement area. Opportunities and potential to create and manage wetland wildlife habitat and waterfowl management areas are increased by water level control capabilities in the easement area. Wetland types 7 (wooded swamps), 8 (bogs), and 12 (coastal shallow fresh marshes) are described as "water logged at least to within a few inches of the surface during the growing season, usually waterlogged and always waterlogged" respectively in U. S. Fish and Wildlife Circular 39. -37- t t i 3000 0 U- U W U Q: Q 2000 0 Y Q W a- 1000 FIGURE 1 EFFECT OF PROJECT ON PEAK RATE OF DISCHARGE 2 5 10 RAINFALL FREQUENCY, Years (Wind Tide Elevation at I Foot NGVD) -38- 25 (Frequency) 1 2 5 10 25 50 d t 1 t t u Various tree species found in this area include red maple Acer rubrum, eastern red cedar Juniperus virginiana, sweetgum Liquidambar styraciflua, swamp tupelo Nyssa sylvatica var. biflora and blackgum Nyssa sylvatica, baldcypress Taxodium distichum, and pond pine Pinus serotina. Impact of Water Level Changes on Woody Riparian and Wetland Communities (U. S. Fish and Wildlife Service, 1977) indicate the survival of these species would not be significantly adversely impacted by innundation periods of ten days during the growing season. Installation elevations of the seven (7) tide gates with flashboard risers will assure a water level at or near the surface during the growing season. In addition, they provide the capability to remove maximum design storage in the easement area within a 10 day "drawdown" period. This will prevent adverse impact on species composition and growth within the area during the growing season. Innundation of the area for periods greater than 10 days will occur during the winter months when the areas are managed as waterfowl areas. During the scoping process, visual resources were evaluated using TR-65 procedures. Although not a major concern, impacts to the flat and rela- tively broad cropland, woodland, and marsh landscapes were determined to be less with the recommended plan due to location, visibility from public places, and design. Installation of the project will have an immediate beneficial impact on the local economy. The project will raise the level of farm income and decrease the commercial fishery losses in the area. Reduction of flooding will not only reduce crop losses but also reduce the large cash outlays by farmers to repair the land damages resulting from high wind tides in the Pamlico Sound. The combined effects from the conservation easement water storage area and tide gates will provide partial control of the freshwater discharge into the Juniper Bay fin and shellfish primary nursery area. This freshwater control will be beneficial to the productivity of Juniper Bay. Though not quantifiable at the present state-of-the-art, these fishery production benefits are thought to be significant. The recommended plan will provide annual floodwater damage reduction benefits of $289,585 on 8,002 acres of land in the project area. Approxi- mately 5,150 acres of this will be cropland, 2,718 acres of woodland, and 134 acres in miscellaneous uses including roads, canals, farmsteads, and single family houses. The dike will provide protection from the 25-year frequency wind tides from the Pamlico Sound. Remaining flood damages from wind tides exceeding the 25-year level and from rainfall within the dike amount to $67,565 annually. Approximately 175-200 acres of cropland have gone out of production due to salt leaching from existing canals out onto and through adjacent cropland. Annual wind tide events prohibit land reclamation efforts on these acres due to the required long-term treatment period. Tide gates installed through the dike at each canal outlet are sized to handle the present channel capacity at each respective location. These gates will provide for continuation of existing agricultural drainage from the project area during normal or below normal water surface elevation -39- 0 H W Acn H ? O O H O H Pq ?w U 1 N H W Q a 3 Q o Q Z Q O 0 ? -40- outside the diked area. Tide gate installation will not improve water removal capability from inside the diked area at above normal water surface elevations outside the dike. At these times, cropland flooding from direct precipitation can be expected to occur after the storage area of 762 acres becomes full. Storage in these areas occur between elevations 0.5 and 1.5. The long-range impact of the project will be greater than the immediate effects. The Overall Economic Development Program from Hyde County recog- nize the potential for "more diversification of crops and livestock so as to consume the grain grown in the county." It also points up opportunities for increased acreages of commercial vegetable crops. Both of these are included in the long-range objectives of the Program. They would contribute materially to a more stable local economy. The Program further recognizes that a prerequisite to accomplishing these objectives is improved water management and flood protection on a watershed-wide basis. The following is quoted from the Overall Economic Development Program for Hyde County: "Two major phases of water management are of vital importance to the agricultural economy of Hyde County. They are water table control and flood prevention." "There is a need for extensive studies and plans to be prepared for the reduction of storm damages if any progress toward economic improvement is expected." Very little additional land in the watershed is suitable, or would be made suitable for production of crops, by the project. Any improvement in farmt/'f income will have to come from more efficient use of the existing cropland. Soils of the watershed, when protected against hazards of too much water, are well suited to production of vegetable crops on a commercial scale. One of the more successful farmers in Hyde County has, for many years, devoted a large portion of his farm to production of high quality vegetable crops. In another nearby area of the county, large scale commercial truck crop farming was in operation for several years. It was abandoned in 1963 because of repeated heavy losses from too much water which could not be efficiently managed. Principal truck crops were corn and celery. This operation demonstrated advantages to the local economy through diversification and providing employment to local. low income families. Many farmers in the watershed are aware of the potential advantages of commercial vegetable production. However, because of the difficulty of envisioning adequate protection against flooding caused by frequent high wind tides, they were not willing to make commitments on changing farm operations to expand this enterprise. At the same time, though, they expressed the feeling that once adequate protection is demonstrated, there will be a trend toward diversifying farm enterprises to include commercial vegetable production on a significant scale. Since farmers would not commit themselves at this time, no account was taken of this potential in the economic appraisal of the project. Local leaders, including professional agricultural workers, feel that installa- tion of the project will ultimately result in significant acreage of land -41- ?J H 1 t s El I W W O O a +? Cd zO O G 41 U 41 6 H N N a o a z° w w v?J G as Cd a oa ccdd 3 W z H a 0 Q) o z n° cli U Y`. 4) $4 W r p 41 Q) co ?-4 rX4 W O G co ??11 .. W +J G O cd «W-1 3 cn PCI H °1 0) 0 • o G b G • 0 1 1 co ? ca a Q) P4 r- b a i o 0 c n w o • 4-1 bo ? H ? ,1 a J w co O O • u ?+ 'J a .C +-+ 41 N G 4-4 U "Cl W P r4 ? W 00 m o G w G •d G O G O 41 co 0 a Cd aJ O JJ •r1 p 4J 14 u 4.4 u rI O U rl cd G cd Cd D a bO LI-4 Q) co U O 0 O r4 41 G 4) O p 1J r 1 1a 0) 4-J (.' N N co cd co 4-1 U u •r1 4J P G 4) 41 O )-I 4-; N 41 4.) J-r •rr 4J 0 41 u u a) 4.1 •r1 U U cd b0 W y V) U V) d y 4) d ^d N 4) p G ?a 4) N 4a G co N a) 0 4) N ?I 4-1 G LJ 4-I U a) co 4-I 44 •rl CO p • p i•1 p '0 p :' 4a CO •rl 44 Cd •C 4.1 w a) G r1 u )-1 u +J u a) f]. N a) H aJ a1 4 r. u co H N (0 w w JJ G 1-4 N O O 4) O ?O co O O O p rl O-4 ca O O Lr) O z-+ z N •z. 1, a) 44 z z P4 a z N $ N U r? 4J z n r- U G r1 G co 'd w d cn .o •? P p 41 C O a 4) O V) ' b 0 >N 4-1 'J 41 •r1 00 r G ca r? v' r-I r-1 0 '-+ a) 41 1-4 co Q) I-D r. a) 0 0 W Lr) ?1: co 44 !n G 0 N al G v r-A 6 p ° O 10 U M a.J c o 0 r, rj) 41 41 Q) bo r. Q U y En O? cd u a v •ri U • • i O cd O O H U G O co a O U Q) 4-J 't rn P M 4j 44 U i M G ccdd G 0 m r1 cV O 1l O O r-4 v z 'a u Cd • r, 1J 4) 41 ? 4) O iJ u ? M ?J U cd O Cd a) •-+ .ti C M O 1J n .rj 10 4-4 9: -4 > En ?4 r- iJ 0) Lr) O V •rl W p N P P. 1, 44 cr co •d d.J It a) 'd a) • N O 00 1- m 4) z 0 G r4 4.1 4) P - O U G G r- w -4 W cn 4) Q) u O 00 v• bO 4) •rl m 0 p 4- 0 • Qi i-) 0 00 H cn p r 41 -4 M 44 (1) yJ O cd U 4) U .. ON P4 •H 0 v ON 0 > 4) ? U) a) 44 U) ED Cd a) -4 u 4-4 P., 0 --:4 0 04 4) co G •r1 M 4-1 (1) •rl ?O O Q) U r- ? ?' a u 6 -4 p Z a) r-4 r 1 Q) o o u W G 1 1 .o G. •d JJ 't7 4J 0 •rl Q4 'd P O U a) U) r1 4) F+ W 10 •d cn H r1 H a) 4) w d' P: U •rl O •r1 4) G L O p O 41 U U ?-. O 'd 3 -? pC 'd cd U G N (1) ca En rl H N 'tl a) (n 4) 0 ?4 Cd •H 41 (v 3 v] cd •r1 V a) p Tf .0 > r1 Q) O a r--1 cd D 'd . a <4 Q) r1 "d a) G •r1 co ?! 0 f5 ca W 3 •r1 G G O •r1 cn cd G W CO bJ G co a) H '0 yJ N CO Cd u G a.J 4) G 47 u G O z r. G G G (1) .o G Cd {J V) rz ca . a ?. a) U •r1 cn 4a CO 4) CO U r-I -0 - r1 u a) cd rob .. cn W Q) JJ (d a O a rr a) a) U •-1 •• H 14 O G r1 54 co w 1-1 >4 rl P. U U W W W z u U W 3 : G H V) rj u .? JJ • a ?4 W G w a) v }4 P4 U (1) 'd J-+ O 107 f u (1) cd ?4 G G G 41 a cd : U) : U 41 P rl S N cd ca CO p v P" 'z : ? a : N a) N 4j U 4-4 g a ca 0) 4-1 ° 0 4.J 4J Li-4 •rl •rl U N U 41 r. co "0 H p co ca 'j= ? ? 4) co p G G G [- . a' co 3 co W a n • ? N v 10 c Ti ri w 0 >4 U "d rl u G G U b ° u P+ ' co v q G 0 bbO ? W p c d v m 4) G •r1 •d O aJ p ca CO 4 CO )a 4 O 1 J a) "1 'v ?4 4) J^l 'd U In O fn •ri +J JJ r1 3 3 w w w x P+ 3 -42- i being shifted from corn, soybeans and small grain to commercial vegetables. This thesis is supported by an abundance of suitable land, available local labor, and nearness to large markets. This change will make a major contribution toward relieving local chronic unemployment problems as well as increasing net farm income. Per capita income in Hyde County continues to be behind North Carolina and the United States. In 1980, per capita income for the United States was $9,480, North Carolina was $7,780, and for Hyde County $5,256. Total average annual benefits are estimated to be $289,585. Of this ' amount, $263,260 are flood prevention and $26,325 are secondary benefits. Flood prevention benefits will accrue as a result of reduced flood damage and more intensive land use. Secondary benefits will accrue to processors and handlers as a result of increased income. Flood prevention benefits ($263,260) include $3,670 flood damage reduction benefits to roads and bridges, $6,075 to forestland, $246,455 to crop and pasture, $6,085 to other agricultural property, and $975 indirect benefits. Additional secondary benefits include benefits to the fishery resource within the zone of influence of the project. Though not quantifiable at the present state-of-the-art, these benefits are thought to be significant. These will stem from increased income which, in turn, will place more capital into circulation over a relatively large area. Since these are not quantifiable at this time, they are considered to be benefits to the public in general. These secondary benefits from a national view-point were not considered pertinent to the economic evaluation. t The average annual cost of planned structural works of improvement, includ- ing annual operation and maintenance cost, is estimated to be $172,670. Estimated average annual benefits excluding secondary benefits are $263,260. This gives a benefit-cost ratio of 1.5 to 1.0. Average annual secondary benefits are $26,325, which gives an overall benefit cost ratio of 1.7 to 1.0 (Table 6). Relationship to Land and Water Resource Plans. Policies. and Controls The West, Quarter, Double, and Bay Supplement project area drains into Juniper Bay. The North Carolina Division of Marine Fisheries (NCDNR&CD) has designated Juniper Bay as a primary fin- and shellfish nursery area. In addition, the Coastal Area Management Act (CAMA) Land Use Update for Hyde County, places high priority on the protection of estuarine waters, coastal wetlands, and the reduction of direct freshwater discharge into estuarine waters. The recommended plan is consistent with these designations and priorities. The 762 acre conservation easement area assures the 50 year protection of 405 acres of wetland types 7, 8, and 12. The area functions as a water storage area to help reduce direct freshwater discharge into Juniper Bay and as a natural wooded and marsh filter system for significant amounts of freshwater runoff. CONSULTATION AND PUBLIC PARTICIPATION The initial scoping meeting for the West, Quarter, Double, and Bay Supple- ment was held on November 14, 1979. Alternative 5, the flood prevention -43- dike with tide gates, located adjacent to cropland was presented to the scoping participants. Issues and concerns surfacing at this meeting included the effects of the project on induced clearing, slug flows, and wetlands. Considering the scope and environmental implications it was , agreed that an environmental assessment in lieu of an environmental impact statement would be sufficient if pumps were not involved. Those attending at this meeting included representatives from: U.S. Department of Agriculture (SCS) U.S. Fish and Wildlife Service National Marine Fisheries Environmental Protection Agency U.S. Army Corps of Engineers U.S. Forest Service N.C. Wildlife Resources Commission N.C. Division of Marine Fisheries Division of Environmental Management (NCDNR&CD) Division of Soil and Water Conservation (NCDNR&CD) Office of Coastal Management (NCDNR&CD) consultations with U.S. Geological Survey in November, 1980 indicated salt ,./ damages to cropland was being caused by lateral seepage from existing canals which are subject to saltwater intrusion. In March, 1981, consul- tation with U.S. Fish and Wildlife Service, indicated the two suspect threatened and endangered species in the area did not exist in the project area and that Section 7 of the Endangered Species Act had been satisfied. Follow-up field examinations of the project site by N.C. Wildlife Resource Commission biologists confirmed the project would have no effect on the American Alligator and the Bald Eagle. On Thursday, December 18, 1980, a public meeting with local landowners was conducted to discuss various alternative approaches and to inform local landowners of estimated protection levels, costs, and other project partic- ulars. Local people reviewed legislation concerning the formation of a special service district for purposes of obtaining needed local funding through assessments. During interim periods, engineering and design features were finalized for current alternative 6 (dike and gates adjacent to cropland). A scoping meeting was held July 29, 1981 to evaluate original concerns in relation to ' the more finalized stage of project development. Basic environmental issues were resolved. The supplement was completed and in March 1982, the West, Quarter, Double, and Bay Environment Assessment was completed with a ' recommendation for a Finding of No Significant Impact (FONSI). In June, 1982, the North Carolina Department of Cultural Resources indicated that no cultural resources were known to exist in the project area and recommended that no archaeological investigation be conducted. Due to developments during the spring and summer of 1982, involving the Governor's Coastal Water Management Task Force, a different approach was proposed. This approach was the displayed alternative 4, and was designed ' to provide flood protection and to protect primary fin- and shellfish nursery areas in Juniper Bay. On September 1, 1982, a scoping session was -44- 1 7 held in Swan Quarter, N.C. to display the new concept and to solicit issues and concerns. Results of this meeting were as follows: 1. An Environmental Impact Statement would be necessary due to far- reaching implications. 2. Serious concerns over wetland losses. 3. Serious concerns over the need for diversion canals. Those attending this meeting included local landowners and representatives from the following agencies and organizations: Environmental Protection Agency U.S. Army Corps of Engineers U.S. Fish and Wildlife Service U.S. Department of Agriculture (SCS) National Marine Fisheries Division of Soil and Water Conservation (NCDNR&CD) Division of Environmental Management (NCDNR&CD) Division of Marine Fisheries (NCDNR&CD) Office of Coastal Management (NCDNR&CD) N.C. State University Hyde County Commissioners Pamlico Soil and Water Conservation District National Wildlife Federation N.C. Wildlife Resources Commission During the interim period, from September, 1982 to January 20, 1983, various proposals were evaluated and steps taken to minimize major concerns and evaluate benefits to primary fin and shellfish nursery areas. Close coordination and cooperation among participating agencies and the local residents led to the development of the displayed alternative 4 with a single diversion canal, dike, tide gates, conservation easement area, sluice gates and the water management capability to provide total fresh- water management of inflow into primary nursery areas. On January 20, 1983, a scoping meeting was conducted on this alternative with joint sponsorship between the local organizations (Hyde County Commis- sioners and Pamlico Soil and Water Conservation District) and the State of North Carolina, Department of Natural Resources and Community Development (NCDNR&CD). This meeting displayed exact locations, wetland acres, cost allocations, effects of fishery nursery areas, wildlife habitat, and the operation and maintenance of the project. General discussions among participants ensued but no adverse comments were presented. Those attending this meeting included local residents and representatives of the following agencies and organizations: U.S. Fish and Wildlife Service U.S. Department of Agriculture (SCS) N.C. Department of Agriculture ' N.C. Farm Bureau Federation National Wildlife Federation N.C. State University Division of Marine Fisheries (NCDNR&CD) -45- 1 Division of Soil and water Conservation (NCDNR&CD) Division of Forest Resources (NCDNR&CD) Office of Coastal Management (NCDNR&CD) Further consideration of this proposal and specific questions from partici- pants indicated a need for a subsequent meeting. This was held on January 25, 1983 and the proposal to implement alternative 3 in "phases" was suggested, allowing the diversion outlet into Caffee Bay to be the last phase of construction to minimize wetland losses and to induce sheet flow. It was explained that the landowners in the project area had to be assured of a positive drainage outlet at least as efficient as their present systems and that based on the proposed construction schedule of 3 years, the land owners could be deprived of their positive outlet for up to 2 years. It was also pointed out that hydrologic data was not available to assure that sheet flow would occur at required rates to provide satisfactory removal of farm drainage. Those attending this meeting included representatives from the following agencies: Division of Marine Fisheries (NCDNR&CD) Office of Coastal Management (NCDNR&CD) N.C. Wildlife Resources Commission U.S. Fish and Wildlife Service U.S. Department of Agriculture (SCS) In April, 1983, pre-draft copies of the West, Quarter, Double, and Bay Supplement to the Swan Quarter Watershed Work Plan and the Environmental Impact Statement (EIS) were completed and distributed for review. These documents proposed alternative 3 (as displayed in current EIS) as the recommended plan with joint sponsorship between the Hyde County Commissioners, Pamlico Soil and Water Conservation District, and the State of North Carolina (NCDNR&CD). Comments received indicated remaining significant concerns over the loss of wetlands in general, and specifically, the substantial losses due to the outfall or diversion canal. Other comments questioned the project's economic benefits to primary fin- and shellfish nursery areas. Due to the significance of these concerns, the unavailability of funds from the State sponsors, and the sense of urgency for flood protection from the local people, work was begun to re-activate the original supplement (displayed in this document as alternative 5) as the project action. However, further consultation with participating agencies, local people, and others indicated a strong desire to provide benefits to primary nursery areas by utilizing the storage and filtration capabilities of the conserva- tion easement area to reduce peak flow and improve water quality. The U.S. Fish and Wildlife Service (May 24, 1983) indicated benefits to primary fin- and and shellfish nursery areas appear equal to wetland losses since both are unquantifiable in terms of anticipated benefits. On June 1, 1983 the Division of Marine Fisheries (NCDNR&CD) stated "the current Juniper Bay project design, which includes a conservation storage pool of about 750-800 acres, should have a positive benefit for the downstream primary nursery area by reducing peak freshwater inflows, especially during storm events." -46- ' A meeting with local sponsors was held on June 1, 1983 to consider which alternative (alternative 4 or 5) would best suit their needs. After ' evaluation of both alternatives, the group agreed to support alternative 4 (recommended plan) to provide flood protection and partial benefits to primary nursery areas through the use of the conservation easement area. This alternative is the subject of this document. 11 1 1 t -47- 1 E H z ,N,7 pWp,, ? r-1 6 y 3 V pyoq? ? u yC Z Z W CC 3 '?. a ? W o (r? U a ? ?, 'dO O W Z x a ? NC py7 3 u v yy U H a 0?1 O $4 y N ttl v W U Raat pW(]. W `J ryS P. a In H ?W yp W 0 U A O h m z H H y N v W HH WW a zZ ? M n w ? M I + ? H ? H W W M% W M O Y 44 O ?pp H co V ol G r4 O Y w $4 d y M O d (0 3! N L y •O JJ y d O 1 M W - J-? '•d y M p U Vy yy 14 ? O ra H U A U' -I U 1 RL Yl ?f1 N Ln r+ m U1 m t+) N to M M G W W 6 d W M M M M W C u y u y P4 W U V) N t+1 t+1 rl ?O N •p d N ai L O a u H u •.G? p C N 60 O O q F G d p • Oi p p 0 i O O u u d 1 £ u y y ' .. F+ ® - O M W U b0 4 U ; H 41 G . C7 M N ppy y H O C V W Z v v N u N yp > O U 00 o W d OD W y G G Q d U y G y y G ~ u O y m y 00 00 G 4+ G M O 00 y y G 00 G G G 00 W G 0 o O G F u w d U y d r G W W O U O U U M 'a •, ••+ ab W •M e W Y C rl d W M U U W L A y 5 u o u d U M d ~ w ) w N v ~ H D> •+ M y o 00 O a DJ O U w D G r1 O u1 H p H y DO m OD D 00 M d N G" G M y M + w + O •.1 6 U U y c m p W C7 W D U U .. C U y W W w W U y W Vl f] • u G H d G y d O H d d o ?O • Oi u a l . > Q 00 W O G > M d G M O O o W M O H G OD d d M G U J? - T T ~ •1 ? •? • p y 4 ? Q N N 7 t tl 7 O . 8 ? E G M 00 y N M y 1J (a G yJ L rn u G M , d O cn u u d lJ v M W oo L G V1 6 $ w M P . d d G d y y u o y c: bo r+ d .+ ep B i d O ? N ' H I W M N a O H o O L+ t. 7? L G G 8 U O O ( U N C 7y OD G. M u N 'C '^ O C C ?-•? y 'O M M T1 H N ? $4 ,G G% 'p 7$4 C W H d 7 y y ' W U ) C i u Uu 7 l ' ? O N p. d N • LL a m ' P• W W C9 u U 7 U W 6 G• U a• V G O Rl N Q G W txG1 U N o o N u o u O ? H W d U o y N u W .' j V W 6 .1 a1 O O 6 W 4 f° m a ra M w 0. 1 a r m i rd N •O H Ol vt v1 ?"1 d H G v l G y N a y y L y 0 o d y E 0. d r 0 a G U d lo H d l •' 1 V Y? W G M H L y H d r d) W 3 O C d 3y+ W •.G? O O W U w •.G+ F U ul u G W 74 V •rHi rl rO1 N k .~i idJ O N VI O C O N DHO p. •a H N I M , u W, U Q x U m ti G A 0 C ro y W 3 P. ? H ti u] W v u u H C W C d r H O Ei Ldi W ?+ A W o {z? N W o N A N U H b W U i U x f 3 U O W y B H W ti W 3 Y rn h N ti W M T W A 6 G .a r A H 6 G d w P "Oi 3 W '? x of P 'O a -48- 1 N.C. Department of Natural Resources and Community Development. 1982. Governor's Coastal Water Management Task Force - Final Report. U.S. Department of Interior. 1956, reprinted 1971. U.S. Fish and Wildlife Service, Circular 39. U.S. Department of Interior. 1977. U.S. Fish and Wildlife Service, Impact of Water Level Changes on Woody Riparian and Wetland Communities. N.C. Department of Natural Resources and Community Development. 1981. CAMA Land Use Plan Update for Hyde County. 1 U.S.Department of Agriculture. 1978. Soil Conservation Service. Procedure to Establish Priorities in Landscape Architecture, Technical Release no. 65. I N.C. Department of Administration. 1977. Office of State Budget and Management. Profiles, North Carolina Counties. t t t -49- APPENDIX A Comments on Draft Plan- EIS t t APPENDIX B t 1? Supporting Information t t t 1 1 1 1 1 1 H W H w H W W co 4 r--I O H «1 V }4 O z a °Ua o ? V - b ? x w D W 4) 4) A ? a o 0 co u Ra W .b c r. 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A u CO a o U 4-4 0 41 x co • v > U 3 Q O -4 PQ iJ 41 z E-4 •a O V] U I 4J :3 U) 0) U 10 Q) p Q) ro w o q 44 r -r-I W 4-a cd O JJ O 10 to O r. -1 a) O F+ W •rj O U r O 4) •rl cd r-1 ,O 44 ,'> 4.4 4J ? 4) p B-4 r1 co U 4a N >r 1? r-I U cd a) " 4-I H W 44 $4 D O z a Cd as aJ v s•+ v u G a u v M LL 00 OIN -4 M ca N U) cd C) 4) O 44 Ln Pa ?I N? i 1 1 1 1 1 1 1 1 1 1 1 1 SELECTED ALTERNATIVE Social Well-Being Account West, Quarter, Double, and Bay Supplement Hyde County, North Carolina Components Measures of Effects Beneficial and Adverse Effects: A. Community Life Maintain community stability as an agricultural community. B. Health and Safety B-4 Reduce flooding of roads, damages to bridges, and other public use areas. t 1-1 APPENDIX C Wetlands Map L [if ND - • w watershed goundry Olke location ??? • 00t, 0 "" on"' Pored Rood ?'?-- Canal ltk?l.xl Typ. (c?..39? usfWS? ' ? PaIM1?Ry Ny+etcRy ?? 1 A'wc NaN- ?tuv? A4E? 1 264A 264 1264Ai It# t. ?I we I 17 LDLWE ??u E ? pscw? LAN[ &A7FAMOSA'ffT lNa Comfort f Y ' Y Ift I I r Y 1 e v r I r ? • r i f i GS w e u 0 • f M? Oworter e e e 12 I? 264 WfTL AND TYPES SWAN QUARTER WATERSHED WEST, QUARTER, DOUBLE and BAY SUPPL EMfN T Nr0[ CDunrr, womrv CAADIMrA 0 1/? 1 MAP swlndsll Fork 1 ?J t 1 t APPENDIX D Project Map t U.S. DEPARTMENT OF AGRICULTURE SOIL CONSERVATION SERVICE LEGEND PAVED ROAD IMPROVED 264A U.S. HIGHWAY 94 STATE HIGHWAY DRAINAGE 01ft WATERSHED BOUNDARY CHANNELIMPROVEMENT DIKE TTnTTTTIIF CONSERVATION EASEMENT TIDE GATE . FLAP GATEFLASHBOARD RISER H BREACH PLUG BORROW CHANNEL BENEFITED AREA 35 ° 25' C 0 1 MILE JUNE 1963 USDAS -OST WO-H. T[%AS 1983 t i\V J 1 1V1Cf1 SWAN QUARTER WATERSHED WEST, QUARTER, DOUBLE AND BAY SUPPLEMENT Portion of HYDE COUNTY, NORTH CAROLINA AUGUST 1983 4-R-38 369 FINAL - ENVIRONMENTAL IMPACT STATEMENT West, Quarter, Double, and Bay Supplement to the ' Swan Quarter Watershed Work Plan Hyde County, North Carolina I ABSTRACT ' This document is the result of planning efforts by the West, Quarter, Double, and Bay Supplement Sponsors, federal, and state agencies to provide flood protection from high wind tides. Alternatives considered included no action (without project) and four structural alternatives offering varying ' levels of protection and causing varying levels of environmental impact. These structural alternatives included pumps, dikes, and internal drainage improvements; dike, diversion channel, conservation easement area, tide gates, and sluice gates; dike and tide gates; dike, tide gates, and conser- ' vation easement area. The selected alternative will provide flood pro- tection to the project area from the 25-year frequency wind tide elevations plus required freeboard and remove 2.5 inches of runoff from the project area in 24 hours. The economic benefits exceed the costs of the project. The National Environmental Policy Act (NEPA) process has been utilized to guide the plan selection process and resolve conflicts from the review of the draft EIS. The selected plan is a result of this process. This document is intended to fulfill the requirements of the National Environ- mental Policy Act of 1969 and to be considered for authorization of Public Law 566 funding. Prepared under the authority of Public Law 83-566, the Watershed Protection and Flood Prevention Act, as amended (16 U.S.C. 1001-1008) and in accor- dance with Section 102(2)(c) of the National Environmental Policy Act of 1969, Public Law 91-190, as amended (42 U.S.C. 4321 et se q.). Prepared by: Pamlico Soil and Water Conservation District Hyde County Commissioners U.S. Department of Agriculture, Soil Conservation Service U.S. Department of Agriculture, Forest Service For additional information contact: Coy A. Garrett, State Conservationist Soil Conservation Service P.O. Box 27307 310 New Bern Avenue Raleigh, N.C. 27611 P LJ t 11 1 t TABLE OF CONTENTS West, Quarter, Double, and Bay Supplement to the Swan Quarter Watershed Work Plan Hyde County, North Carolina Abstract .................................................... Contents .................................................... Summary ..................................................... Introduction ................................................ Project Setting .......................... Problem and Opportunity Identification ...................... Inventory and Forecasting ................................... Scoping of Concerns .................................... Existing Resources ..................................... Forecasted Conditions .................................. Formulation of Alternatives ................................. Formulation Process .................................... Evaluation of Alternatives ............................. Comparison of Candidate Plans .......................... Project Interaction .................................... Risk and Uncertainty ................................ Rationale for Plan Selection ........................... Recommended Plan ............................................ Purpose and Summary .................................... Plan Elements .......................................... Permits and Compliance ................................. Costs .................................................. Installation and Financing .............. Operation and Maintenance ............ Effects of Recommended Plan ................................. Relationship to Land and Water Resource Plans, Policies, and Controls ........................ Consultation and Public Participation ....................... List of Preparers ........................................... References .................................................. Appendices Appendix A - Comments on Draft EIS Appendix B - Supporting Information Appendix C - Wetlands Map Appendix D - Project Map -ii- Pa e i ii Si 2 3 5 6 7 8 8 10 17 18 18 19 24 24 24 27 27 27 30 31 35 35 40 41 ?i LIST OF TABLES AND FIGURES Table Number Page A Evaluation of Identified Concerns ...... 6 B ...... Summary and Comparison of Candidate.Plans-. 20 C ... Compliance of Recommended Plan with WRC - Designated Environmental Statutes ....... 28 D ..... Schedule of Obligations ............ 30 E ... Effects of the Recommended Plan on Resources.. of Principal National Recognition ...... 32 ... 6 Comparison of Benefits and Costs for Structural Measures .... ..... ..... . B-1 Figure Number 1 Cross-Section of Dike and Borrow Ditch ....... 26 -iii- SUMMARY Project Name: West, Quarter, Double,'and Bay Supplement to the Swan Quarter Watershed Work Plan. County: Hyde State: North Carolina Sponsors: Hyde County Commissioners Pamlico Soil and Water Conservation District- Description of Recommended Plan: This plan is a flood prevention plan to protect the 7,040 acre watershed from high wind tides in the Pamlico Sound. Major project measures include a flood prevention dike and tide gates which will provide protection from the 25-year frequency wind tide event in this area. Alternatives Considered: Without project; pumps, tide gates, dike, internal channels; dike, tide gates, diversion channel, conservation easement area, sluice gates; dike, tide gates, conservation easement area; dike and tide gates. Resource Information Size of Watershed (AC): 7,040 Land Use - Crop (AC): 5,150 Forestland (AC): 1,756 Miscellaneous (AC): 134 Land Ownership: 100% Private Number of Farms: 76 Average Size (AC): 95 Important Farmland (AC): 4,900 Wetlands (Acres in Watershed by Type): Type 12 = 2 acres previously altered by canals, spoil .areas, 4 land use changes. Wetland Values Lost: None Endangered Species: None. Cultural Resources: None Problem Identifications: Flooding from high wind tides. Candidate Plans Considered: Without project; non-structural (land use conversion); dike, pumps, tide gates; dike, tide gates, sluice gates, conservation easement area, diversion channel; dike, tide gates, conservation easement area; dike and tide gates. Project Purpose: Reduce economic losses from flood damages caused by high wind tides. Principal Project Measures: Dike ............... 6.1 miles Tide Gates 57 Interior Channels .. 2.9 miles S-1 Project Costs: PL 566 Other Funds Total Dollars $ Land Treatment -- -- -- -- -- Measures ......... Structural Measures for Flood Prevention ....... 2,281,650 100 --' -- 29281,650 Project Administration ... 182,532 34 167,561 66 350,093 Project Benefits: (Average Annual) $ Agricultural Acreage $263,260 Other $ 26,325 Total $289,585 Acres Benefited TOTAL 7,240 Impacts: Land Use Changes (AC): From: To: Forest, 30 Acres Dike, open water (Borrow Area) Natural Resources Changed or Lost: Wetlands - No wetland values lost. Wooded Flood Plain - None present. Cultural Resources - None present. Wildlife Habitat - None affected. Fisheries - No effect. Important Farmland - Beneficial Other Impacts: Major Conclusions: Major are of concern centered around the tradeoff of values between wetlands and fishery resources. Comments to the Draft EIS indicated these issues were not resolved. Responses indicated support for and no unresolved issues for the selected plan in the Final EIS. - Areas of Controversy: None Issues to be Resolved: None° S-2 1 FINAL ENVIRONMENTAL IMPACT STATEMENT WEST, QUARTER, DOUBLE, AND BAY SUPPLEMENT TO THE SWAN QUARTER WATERSHED WORK PLAN Hyde County, North Carolina / INTRODUCTION This environmental impact statement for the West, Quarter, Double, and Bay Supplement to the Swan Quarter Watershed Work Plan describes the plan formulation, the environmental evaluation, and the results of these eval- uations. The project action is proposed in response to flood problems caused by high wind tides from the Pamlico Sound, which can be addressed under the provisions of Public Law 83-566. The Local Sponsoring Organizations are: Pamlico Soil and Water Conservation District H de Count Commissioners y y The United State Department of Agriculture, Soil Conservation Service.and Forest Service; and the North Carolina Department of Natural Resources and Community Development (NCDNR&CD), provided assistance to the sponsors in the development of the plan. Other federal, state, and local agencies and groups provided input into the planning process. .The Plan was prepared under the authority of the Watershed Protection and Flood Prevention Act, Public Law 83-566, as amended, (16 U.S.C. 1001-1008) and in accordance with Section 102(2)(c) of the National Environmental Policy Act of 1969, Public Law 91-190, as amended, (42 U.S.C. 4321 et seq.). A Draft EIS was developed to present Alternative 4, with multiple resource objectives as the selected plan. Major resources benefitting included agricultural lands from flood protection, primary fin- and shellfish nursery areas from storage of freshwater discharge, and wetland wildlife habitat from water control measures. Approximately 2 years-of evaluating impacts and deriving comparable values pertaining to wetland losses and benefits to primary fin- and shellf ish nursery areas, proved unsuccessful. Comments received on the Draft EIS indicated these areas of concern were not resolved. The local sponsors and SCS mutually decided that, since no more evidence is available to justify the effort for protecting the primary nursery areas, and that we would not be successful in achieving resolution of the wetland - nursery area issue without greater support, the conclusion is to develop Alternative 5 as the recommended plan in the Final EIS. Responsibility for compliance with the National Environmental Policy. Act is that of the Soil Conservation Service. i PROJECT SETTING The West, Quarter, Double, and Bay Supplement to the Swan Quarter Watershed Work Plan is comprised of 7,240 acres' in the central part of Hyde County. It is bounded on the north by U.S. Highway 264. The southern boundary runs approximately parallel to and south of County Road 1124. The watershed drains into Pamlico Sound. (See project map) Geology of the watershed dates to the Pleistocene Age. The watershed is situated on the Pamlico Terrace which forms a low, nearly level plain consisting of fine sands, silts, and clays of marine origin. The natural drainage pattern is poorly developed because of its youthful age and low topographic position. The stream system throughout the watershed consists of constructed earthen canals, draining south into the Pamlico Sound or into bays along the sound. Double, Quarter, Bay, West, and several smaller canals empty into Juniper Bay near the southeastern corner of the water- shed. Numerous open field ditches throughout the watershed convey surface and subsurface water into these canals. There are 5,150 acres of cropland in the watershed. Most is row cropped in corn and soybeans. Smaller acreages of small grains are planted in rota- tion with the corn and soybeans. Fields are larger, nearly level, and mostly rectangular in shape. Soils in the watershed area are predominantly Weeksville. Smaller areas of Pungo, Doravan, Ponzer, and Lafitte soils are also present. Most are high in organic matter content, fertile, and produce high yields with adequate water management. Elevations (NGVD) in the cropland areas range from a low of 1.5 feet above sea level in the southeastern portion to 5 feet above sea level in the vicinity of U.S. Highway 264. Elevation (NGVD) of U.S. Highway 264, which forms the northern boundary of the watershed, is 4.8 feet above sea level. Climate in the watershed is favorable for growing the area's main crops. Average annual temperature is 63 degrees fahrenheit. The area has a "freeze-free" period of 240 days which extends from late March to late November. Average annual rainfall is slightly more than 53 inches. Visual resources in the project area are a composite of flat, broad ex- panses of cropland at elevations ranging from 1.5 to 5.0 feet (NGVD), sections of flat, wooded areas of pine and mixed deciduous trees and shrubs, and irregular shaped marsh areas. The most obvious visual charac- teristic of the area is the lack of topographical disruption by natural or manmade features. These landscape features are typical along eastern coastal areas of North Carolina. There are no cultural resources of national significance within the project area. The Lake Mattamuskeet National Wildlife Refuge, an area of state and national historical and natural significance is located north of the project area. The economy, land use, and population within the watershed is primarily agricultural. There are approximately 76 farms in the watershed area, most of which are owned by people living in the area. Many of these owners, however, do not farm their land, but lease the acreage to other local -2- 1 1 t farmers. There are approximately 5,150 acres of cropland, and 1,756 acres of woodland in the watershed. A small percentage of the cropland and woodland acreage is taken up by individual residences, farm headquarters, roads, canals, and other miscellaneous uses. The population of the watershed is estimated to be 400, most of which live on farms. Relatively little opportunity exists for attracting industry or other non-agricultural interests into the immediate area as a means of providing employment and improving the general economy. Any improvement will most likely have to come about through maximum development of the agricultural potential. There are 95 minority residents in the watershed areas. Of these, 31 are landowners and 3 are farm operators that will be directly affected (bene- fitted) by the project. I L.J t t Hyde County has been designated as a depressed area by the Area Development Administration. The 1977 per capita income in Hyde County was $3,901. An overall economic development program has been developed for the county. This program places agriculture in first place as a basis for economic growth. Deer, quail, rabbits, and doves are the primary resident game species found in the watershed. Ducks and geese are abundant during fall and winter months on nearby Lake Mattamuskeet National Wildlife Refuge. The proximity of the project area to the refuge encourages the use of agricultural fields in the project area as feeding grounds by these waterfowl. Hunting pro- vides seasonal employment to many local residents and excellent recreation for sportsmen from North Carolina and many other states nationwide. In addition to being an excellent hunting area, the Pamlico Sound, located south of the project area, is an excellent fishing area. The numerous inlet areas, including Juniper Bay, serve as primary fin- and shellfish nursery areas. The sound and its nursery areas provide approximately 70 percent of the commercial fishery catch in North Carolina. Annual value of this catch is $70,000,000. Flounder, croaker, trout, and spot are major finfish species of the area. There are no identified wetlands (Circular 39, U.S. Fish and Wildlife Service) in the project area. Type 12 (coastal'shallow fresh marshes) are located in isolated pockets along the southern boundary. Extensive areas of types 7, 8, 12, and 17 (salt marsh) wetlands are located south of the project area. PROBLEM AND OPPORTUNITY IDENTIFICATION t There are two major water and related land resource problems in the area. Within the watershed area, the major problem is the annual loss of agricul- tural income due to flooding. In adjacent Juniper Bay fin- and shellfish nursery area, the major problem is reduced nursery area production due to fluctuating salinity levels during critical periods. -3- The annual loss of agricultural income from flooding is caused by high wind tides from the Pamlico Sound. These.wind tides force water from the sound, into the canals, and over the cropland areas. Annual, direct flood...damages to crops on 5,150 acres is approximately $310,000. These damages are - incurred as a result of crop losses, from delayed planting or replanting if wind tides occur early in the growing season, actual crop production losses if they occur in mid-season, and harvest losses due to lateseason flooding. Annual flood damages.to roads and bridges in the watershed area are approx- imately $4,500. Other water related problems include approximately $7,300 annual flood damages to woodland areas and $7,500 annual flood damages to agricultural practices such as drainage mains and laterals.. A major fishery resource problem in waters affected by the project area is freshwater discharge into saltwater nursery areas. The Governor's Coastal Water Management Task Force, Final Report, best describe.s.this problem. Excerpts from this report follow: "The upper reaches of the tributaries of Pamlico Sound function naturally as nurseries. Nurseries are those areas where initial growth and development take place due to favorable food, protection, bottom type, and salinity. Unstable salinity conditions, resulting from a flux in fresh- water, place a physiological strain on marine organisms. This problem is particularly acute because there is only a limited amount of nursery areas available for estuarine production. As freshwater runoff reduces.salinity, less nursery area is available and therefore estuarine productivity declines. The acute effect, "little wedge", of pulses of freshwater directly into the nursery areas is the result of activities in the twelve-county,area itself. One such activity is the artificial drainage of farm and forest land. Because drainage systems.speed the release of water from the land, those systems adjacent to nursery areas release water directly into the nurseries over a much shorter period of time than under natural conditions. The resulting reduction in water retention time on the land causes unstable salinity conditions in the estuaries. The problem is compounded by the fact that removal of surface water from crop and forest land is most critical in the spring and early summer. This is also the most critical time for adequate salinity levels in the nursery areas. Hyposalinity has an impact on both shell- and finfish. Shrimp production in the nursery areas and their subsequent harvest are directly relatedto salinity regimes. Oyster production has been affected by lowered salinities in some areas. The effects on finfish are more subtle, but there is a demonstrable effect. Studies done in Pamlico Sound indicate a reduction in overall numbers of.juvenile finfish produced in a nursery area receiving drainage, compared to one with little or no drainage. As.a result, there is a measurable impact on quantity and value of seafood production." Under existing conditions, the seven canals which comprise the watershed stream system discharge freshwater directly into the primary nursery areas of Juniper Bay. Although several attempts have been made to quantify the -4- 1 1 t F_? t t I P t t damages to the fishery resource, a.concensus as to the annual damage has, as yet, not been determined. However, the Pamlico Sound and its nursery areas provides approximately 70 percent of the $70,000,000 annual commer- cial fishery catch in North Carolina. 1/ Therefore, harmful impacts to the Juniper Bay area should prove to be significant in annual damages. INVENTORY AND FORECASTING Scoping of Concerns Environmental evaluations and consultations with federal,, state, and local agencies and groups were conducted early in the planning process to identi- fy significant issues and concerns related to project action in this area. Eleven areas of concern were identified (See Table A) at these scoping sessions. Eight of the eleven areas of concern were assessed as having a high degree of significance to decision-making. These included flooding, primary nursery areas, wetlands, land use, prime and important farmlands, economics, cultural resources, and water quality. Early inves- tigations by the State Historic Preservation Officer (SHPO), North Carolina Department of Cultural Resources, indicated no cultural resources within the watershed area. Two areas of concern, fish and wildlife habitat and threatened and endangered species were assessed as having a medium degree of significance in decision-making. Visual resources, using procedures in TR-65, were assessed as having a low priority. Basic data, communications with responsible agency people, comments at the several scoping meetings, and assessment team summaries were used in determining the significance of and the magnitude of impacts in each area of concern. Significant concerns were used to compare alternatives and to design the selected alternative. 1/ "Division of Marine Fisheries", North Carolina Department of Natural Resources and Community Development. -5- TABLE A - EVALUATION OF IDENTIFIED CONCERNS West, Quarter, Double and Bay Supplement .to the Swan Quarter Watershed Work Plan, North Carolina Economic, Social, Degree of Environmental, Significance and Cultural to Deci0on Concerns Making Remarks Flooding of Cropland High Primary Nursery Areas High Wetlands High Fish & Wildlife Habitat Medium Land Use High Prime & Important Farmland High ,Economics High Threatened & Endangered Species Medium Cultural Resources High None Identified Visual Resources Low Water Quality High High - Must be considered in the analysis of alternatives. Medium- May be affected by same alternative solution. Low - Consider, but not too significant. None - Need not be.considere d in analysis. Existins Resources The total watershed area is 7,040 acres. There are 5,150 acres of crop- land, 1,756 acres of woodland, and 134 acres of roads, farm headquarters, and canals. According to the North Carolina Prime Farmland Map, there are no prime agricultural soils in the watershed, but most are designated as being of state and local importance. Recent soil maps indicate the predom- inant (approximately 95 percent) soil series in cropland use is the Weeksville series, on nearly level slopes. These soils are high producers with adequate water management. Corn, soybeans and small grain are the principal crops grown in the watershed. Most of these are produced for marketing, and are sold to buyers nearby. A relatively small amount of livestock is produced. The existing stream system is a network of farm mains and laterals and seven major dug canals. These canals dissect the woodland area between major cropland areas and Juniper Bay. At places, cross canals intersect with the major canals in the wooded area. -6- 1 f Extensive wetland areas U.S. Fish and Wildlife Service Circular 39), consisting of irregular flooded salt marshes (type 17), wooded swamps (type 7), bogs (type 8), and coastal shallow fresh marshes (type 12) are located generally east and south of the project area. Existing main and cross canals dissect these wetland areas in various locations. Fish and wildlife resources in the project area are diversified. Major game.species include deer, quail, rabbit, and dove. Geese and ducks from nearby Lake Mattamuskeet and the Pamlico Sound, are attracted by the large agricultural feeding areas in the project area. Wood and field edges, canal spoil areas, and planted wildlife strips, provide some "edge effect" for native game and non-game species. There is not a major fishery resource within the project area itself. However, immediately adjacent to the project area, the Pamlico Sound provides many major sport and commercial fin- and shellfish species includ- ing trout, flounder, croaker, spot, crab, shrimp, and oysters. National Heritage Program records indicate that two federally listed endangered species, the American Alligator (Alligator mississippiensis) and the Bald Eagle (Haliaeetus leucocephalus), are likely residents of the watershed area, as well as the osprey, a raptor of special concern. F d C di i s orecaste on on t Early agricultural development in the project area occurred predominantly on lands higher than 1.5 feet (NGVD). Attempts to clear and cultivate lower-lying areas were abandoned due to flooding and water management problems. These have since reverted to woodland. Aerial photography of the area in the 1930's and 1940's indicate essentially the same field's were being cultivated then as under present conditions. The Swan Quarter Watershed Work Plan, which included the West, Quarter, Double, and Bay project area, provided for pump stations to aid in flood control, drainage, and water management. Division of support for the pumps among the local people became the main obstacle to implementation. Support for the West, Quarter, Double, and Bay project without pumps grew out of the Swan Quarter organization. Future land use is projected to remain the same in the project area. The 5,150 acres of cropland, due to the low elevations of non-cropland areas, the lack of support for effective pumps, and costs of agricultural develop- ment, is considered to be the feasible limit to cropland areas at this time. The 1,756 acres, presently in woodland, are projected to remain in woodland due to naturally low elevations, land ownership patterns, and cost-return economics of converting these areas to other land uses. Population in the project area is 400, most of whom live on farms and rural residences. These residences are constructed on the highest available sites along U.S. Highway 264 and secondary roads in the area. Maximum known wind tide elevations pose no threat to human lives in these resi- dences, but could cause water damage to the lower lying buildings. -7- Water resource problems, including agricultural land flooding, and-fresh- water intrusion into primary fin- and shellfish nursery areas will continue to occur. These annual damage rates are estimated to be $310,290 to cropland and $19,335 to roads., bridges, other agricultural property, and woodland. Damage values to primary nursery areas in dollars or catch resulting from freshwater intrusion have not been determined at the present state-of-the-art, but are considered to be significant. Cropland erosion is projected to remain at its present level, less than 4 tons per acre annually. Deterioration of the soil resource base and off-site sediment problems are not expected to occur. The major emphasis of the on-going district program is projected _to be the installation of water management practices, field borders, wildlife habitat management practices, and wind breaks. Relatively little opportunity exists for attracting industry or other non-agricultural interests into the immediate area as a means of providing employment and improving the general economy. Any improvement will most likely have to come about,through development of the agricultural poten- tial,.commercial fishing and recreational opportunities for hunting waterfowl. FORMULATION OF ALTERNATIVES General This part of the determination of and opportunitie; scoping process, selection of the plan describes the plan formulation process including the project measures, effects of these measures on problems s, and significant issues and concerns identified in the development and comparison of alternatives, and the recommended plan. Formulation Process Local sponsors and landowners identified economic losses due to.cropland flooding as the major problem. These flood damages occur when high wind tides push water from the Pamlico Sound up the drainage canals to cropland areas. Other problems and opportunities are 'identified in the preceding section. Plan measures which would address the identified problems and opportunities were determined. Effects of these measures on the problems and opportun- ities and the environmental issues and concerns were analyzed and evaluated. -8- J Structural measures were considered including pumps, dikes, tide gates, sluice gates, diversion channels, and water storage areas. Evaluation of these measures and site conditions indicated the most effective approach to flood problems from high wind tides would be a dike with tide gates at one of several locations. It was also determined that additional water manage- ment measures such as pumps, diversion canals, sluice gates, and water storage areas could be combined to address other problems and opportunities in the project area, including environmental impacts to wetlands and' primary fin- and shellfish nursery areas. Dike elevations were evaluated as to their Protection from wind tide events. Elevations ranging from the maximum known wind tide level plus freeboard, to the 1-year wind tide elevation plus required freeboard were considered. Protection from the 25-year wind tide event was determined to best meet the needs of the project. As discussed in the problems and opportunities section, the project area is environmentally sensitive in many regards, including wetlands and primary fin- and shellfish nursery areas. Dike location and water management measures were determined to be the major project design features that would affect significant environmental issues and concerns. Essentially two dike locations were evaluated as to impact on wetland areas. Four combinations of water control measures were evaluated as to effects on primary nursery areas. One dike location, basically adjacent to cropland, and constructed on existing channel spoil areas, would have minimal impact to wetland values, since wetlands along this alignment have previously been disturbed. Water control tide gates at each canal, including West, Quarter, Double, Bay, Honey, and Berry Canals, would discharge directly into primary nursery areas. Tide gates would be sized to carry 231 inches of runoff in 24 hours. Interior channels would be improved to carry runoff to the tide gates under the dike. A second combination of water control measures were considered with essen- tially the same dike location as cropland, but moved further into the wooded areas to provide a pump sump area. Water control measures evaluated with this dike location included a pump station at West Canal, tide gates, and channel enlargements inside the dike to assure water delivery to the pumps. Water would be discharged out of West Canal creating a "slug effect" on the primary nursery areas in Juniper Bay. This dike-pump combination would impact 38.5 acres of type 8 and 12 wetlands to varying degrees. Local sponsors do not support pumps as project measures due to high operation and maintenance costs and ineffectiveness in solving their major wind tide flood problem. A second dike location, located away from cropland areas and using the wooded areas as a water storage area, was evaluated using two combinations of water control measures. One combination of water management measures included a 762 acre conservation easement/water storage area, a diversion canal, tide gates at each existing canal, and sluice gates for total water control into primary nursery areas. Approximately 117 acres of wetland types 7, 8, 12, and 17 would be impacted to varying degrees with this combination of dike location and water management measures. 1 -9- The same dike location with a second combination of.water management measures was also evaluated. ..These measures included a 762 acre conserva- tion easement/water storage area,, an& tide gates. This combination of dike location and water management measures would reduce the wetland acres impacted to 56 acres, only 20.6 acres of which would be permanently lost. Throughout the alternative formulation process, environmental impacts to primary nursery areas and wetlands were paramount in and during the numer- ous meetings with the U.S. Fishand Wildlife Service, Division of Marine Fisheries (NCDNR&CD), and other agencies with an interest in the project. Dike locations, water management measures, and other aspects were closely coordinated with these people and the Governor's Coastal Area Management Task Force in an intensive effort to minimize, impacts to this coastal area. Land use conversion from cropland to woodland was.considered during plan formulation as a non-structural alternative. Both social and economic evaluations indicated this alternative was not feasible or acceptable to sponsors and local residents. Evaluation of Alternative Plans Displays of each alternative have been developed to show location of structural measures, costs, benefits,-effects, and a description of plan components. ALTERNATIVE 1 - Without Project Components: There are no planned project actions in this alternative. Present land uses including 5,150 acres of cropland, 1,756 acres of wood- land, and 134 acres of miscellaneous.land are projected to remain basically unchanged. Costs: There are no project costs associated with this alternative. Effects: Annual-flood damage of $310,290 to cropland and $19,335 to roads, bridges, other agricultural property, and woodland will continue to occur. Direct and unabated freshwater discharge from the project area into the Juniper Bay primary fin- and shellfish nursery area will continue to occur. The 27 acres of wetlands.in the project area will not be affected by this alternative. -10- 5 t J F-i 1 J 11 ALTERNATIVE 2 - Pumps, Dike, Tide Gates, Channels .... PRostcr' ?- •8ou?wRy _ Pkmp r An, /1YAtp Nt?11Mrt? .., ?' Components: This alternative consists of constructing approximately' 8. miles of flood prevention dike, and a pump station at the intersection of West Canal and the dike, with needed channel enlargement to assure fresh- water delivery to the pump sump area and tide gates at existing canals to prevent saltwater intrusion. The flood prevention dike would be construct- ed to maximum known wind tide elevation plus freeboard for protection against wave action. The pump station would be comprised of four pumps, capable of removing two inches of runoff from the project area in 24 hours. Tide gates through the dike at each of the six existing canals would'`be installed to remove 2 inches of runoff in twenty-four hours. Costs: Installation costs of this alternative: Total Project Costs - $9,143,875; PL 566 Share - $7,234,187; Other - $1,909,687; Average Annual Cost - $479,155. Effects: Installation of this alternative will provide flood protection to 5,150 acres of cropland. Flood damages, resulting from wind tides at maximum known elevations will be eliminated. Annual. flood damage reduction benefits will amount to $330,825. Total average annual benefits are' $363,900. Pumps will provide for water removal when the water surface elevation outside the dike (wind tides) is of such height as to prevent gravity flow through channels and tide gate drains. Primary fin- and shellfish nursery areas will be the recipient of both natural and pumped "slug flows" with this alternative. Approximately 14.5 acres of types 8 and 12 wetlands would be permanently lost under the dike, 15 acres of types 8 and 12 would be converted to open water areas, and an additional 9 acres would be temporarily disturbed in the berm areas. The annual cost of this alternative exceeds benefits by $115,255. -11- ALTERNATIVE 3 - Dike, Tide gates, Outlet Channel, Sluice Gates, Conservation Easement Area is I .. .l W Su Ka . ?.? DIVi?ft?4! C?fI1N?isL A" 1C ?wr.ouss 1 CEA Coftserv%.%1&o% / ?OM.?bgT _ ? MMATtw Mftll"te 4"r. ~79R. My?f .n &W A raft. aefte t Components: This alternative consists of 6.3 miles-of flood prevention dike, tide gates under the dike at existing canals, 7.6 miles of diversion outlet channel, and 7 sluice gates for complete. control of freshwater discharge into primary nursery areas, and a 762 acre conservation easement area for water storage and water management purposes. Dike location basically parallels cropland,areas but 762 acres of woodland separates it from cropland to. provide freshwater storage. Twenty (20) tide gates will be installed under the flood prevention dike at existing canal locations to discharge. freshwater.. Twenty-eight (28) gates will be installed inside the dike at farm drainage outlets and at conservation easement area locations. These gates will remain open until water levels on the outside exceeds inside levels at which time the gates will close to prevent backflooding. The 762 acre water storage area will function as a reservoir for freshwater discharge to help reduce peak discharge into primary nursery areas. The tide gates are designed to carry existing canal capacity or 2 inches of runoff in twenty-four hours. Sluice gates,.located'100 feet downstream of the.dike at each canal, will provide almost complete control of freshwater discharge into primary nursery areas. Volumes and rates exceeding desired levels into the nursery areas through the sluice gates will be diverted by the diversion outlet canal to Caffee Bay. Costs: Total Project Cost - $3,890,150; PL 566 Share - $3,282,145, Other - $608,005, Average Annual Cost - $206,800. Effects: Installation of this alternative will provide flood protection from the 25-year.frequency wind tide to the 8,002 acre project area, including 5,150 acres of-cropland. Freshwater discharge into primary fin- and shellfish nursery areas will be completely controlled by the sluice gates, diversion outlet canal, and conservation easement/water storage -12- t t f t t t s i i i area. Controlled freshwater discharge will provide effective water manage- ment capability for determining, through research and monitoring, the optimum freshwater inflow in the Juniper Bay primary nursery area. Once this optimum freshwater management level is determined, this alternative provides the water management capability to maintain this level permanent- ly. Approximately 117 acres of wetlands would be impacted by this alterna- tive. Forty-one (41) acres of wetland types 7,8,12, and 17 would be permanently lost, 44 acres would'be converted to open water, and 32 acres would be temporarily disturbed during project installation. The annualized net return of this alternative is $114,765, not including benefits to the primary nursery area in Juniper Bay which, at the present state-of-the-art, have not been assigned a dollar value. -13- ALTERNATIVE 4 - Dike, Tide gates., Conservation Easement Area L? D ?... DRnecT de?+ws?y 4-A./ p/'KE 1. --ft.,M /\ IF I CEO QW&&*V* izASso1E A 1tEA CFA ?r.es fvw W&*T4Cw WATC01N[O Wflr. ftwft/l*. "U&ff rr ear IIMltlafNr ww ...rr, Mows SAMELM, Components: This alternative consists of 6.3 miles of flood prevention dike, tide gates under the dike at existing canals, and a 762 acre conservation easement/water storage area for water storage and management purposes. Dike location basically parallels cropland areas but 762 acres of woodland separate the dike and cropland to provide freshwater storage. Twenty (20) tide gates will be installed under the flood prevention dike at existing canals to discharge freshwater. Twenty-eight (28) gates will be inside the dike along existing canals to facilitate existing farm drainage outlets and water release into the conservation easement area. These gates will remain open until water levels on the outside exceed the inside levels at which time the gates will close to prevent backflooding. The tide gates are designed to remove 2 inches of runoff from the project area in 24 hours, the present capacity of the existing canals. The conservation easement/ wager storage area will function as a reservoir to store freshwater discharge and reduce the rate of discharge into Juniper Bay. Seven (7) 24-inch tide gates with flashboard risers will provide water level control in the reservoir area.. Costs: Total Project Cost - $3,265,480; PL 566 Share - $2,931,770; Other - $333,710; Average Annual Cost - $172,670. Effects: Installation of this alternative will provide flood protection to the 8,002 acre project area, including 5,150 acres of cropland, from the 25-year frequency wind tide. Freshwater discharge into primary fin- and shellfish nursery areas will be partially controlled by the combined effects of tide gates and the conservation easement area. The conservation easement area will store up to one-half inch of runoff from the watershed area, depending upon wind tides and rainfall. For example, the peak rate of discharge into the primary nursery area from a 2 year, 24 hour frequency 1 14- rainfall, when wind tide elevation is at 1 foot (NGVD), will be reduced by twenty percent (20X) by this alternative. Installation of this alternative would also provide some research potential on the study of freshwater influence on primary nursery areas. Approximately 56 acres of types 7, 8, and 12 wetlands would be impacted by this alternative. Approximately twenty,(20) acres would be permanently lost under the dike, twenty-one (21) acres would be changed to open water, and fifteen (15) acres would be temporarily disturbed during project installation. The annualized net benefit of this alternative is $116,915, not including benefits to primary nursery areas which at present state-of-the-art, have not been assigned a dollar value. -15- 1 LEGE MD ?? PRp.TtGT BouNa4RY 4V M ics twin QUARTER WA7ERSME0 Irf/, fvAArtA, 001/rat OW 0Ar awiarr«r orM fif?1/, fMII fffftM Components: This alternative consists of approximately 6.1 miles of flood prevention dike located adjacent to cropland areas. Twenty-three (23) tide gates will be installed under the flood prevention dike at existing canals to discharge freshwater. The gates are designed to remove 2.5 inches of runoff from the watershed area in 24 hours. Existing interior channels will be improved to safely carry the runoff to the gates under the flood prevention dike. Twenty-eight (28) flap gates will be installed along interior channels at existing farm outlets to discharge farm drainage into major interior canals and to prevent backflooding into cropland when water levels in the interior canals are higher than those in the farm ditches. Costs: Total Project Costs - $3,151,960; PL-566 Share - $2,984,399; Other - $167,561; Average Annual Cost - $164,780. Effects: Installation of this alternative will provide flood protection to the 7,040 acre project area, including 5,150 acres of cropland, from the 25-year frequency wind tide. Fresh water runoff from the project area will discharge directly into primary fin- and shellfish nursery areas. No wetland values will be lost with this alternative. The dike is aligned with the spoil from existing canals which cross the project area. Approxi- mately 27 acres of type 7, 8, and 12 wetlands will be inside the dike. The annualized net 'benefit to this alternative is $124,805. -16- i 1 t f 1 1 f t t Comparison of Candidate Plans Alternative plans were compared in relation to various economic, social, and environmental factors considered significant in the decision making process. Either of these candidate plans could be selected as the recom- mended plan, depending on project objectives, economics, environmental impacts, social effects and other factors. The major project objective identified by the sponsors is flood protection to cropland. Alternatives 2, 3, 4, and 5 accomplish this objective. Economically, alternatives 3, 4, and 5 have positive annual benefits and favorable benefit-cost ratios, computed at 3 1/4 percent interest rate. Table B displays the adverse annualized cost of each candidate plan, computed at the current discount rate of 8 1/8 percent interest..2/ The recommended plan b:c ratio is 1:1 using 8 1/8 percent interest rate. At the congressionally approved 3 1/4 percent interest rate, the b:c ratio is 1:7:1. The scoping process identified two environmental factors as being paramount in this area. They were impact to primary fin- and shellfish nursery areas in Juniper Bay and the impact to wetland. Alternative 3 provides for total control of freshwater into Juniper Bay nursery areas, using a 762 acre storage area, sluice gates, and a diversion channel to Caffee Bay. Alter- native 4 provides partial control of peak of slug flows, 3 to 50 percent depending upon rainfall and wind tide conditions, by using a 762 acre conservation easement or water storage area. Alternative 5 does not impact wetland values and freshwater discharge points into Juniper Bay nursery areas are not effected by this alternative. Alternatives 2, 3, and 4, impact wetlands,' causing permanent losses to 14.5 acres, 41 acres, and 20 acres respectively. Approximately 405 acres of wetland types 7, 8, and 12 (Circular 39, U.S. Fish and Wildlife) would be inside the dike with alternatives 3 and 4, as part of the conservation easement area. These wetlands would be under legal easement for a 50 year period with alternatives 3 and 4. Approximately 9 acres of wetland will be inside the dike in alternative 2. Fish and wildlife habitat would be improved by land treatment in alternatives 2, 3, 4, and 5. In addition, alternatives 3 and 4 would provide a 762 acre wetland wildlife habitat area consisting of wooded swamps, bogs, and coastal shallow freshwater marshes. Baseline-data and on-site investigations by N.C. Wildlife Resources Commis- sion and U.S. Fish and Wildlife Service biologists indicate the two sus- pected threatened and endangered species, the Bald Eagle (Haliaeetus leucocephalus) and the American Alligator (Alligator mississippiensis) would not be detrimentally affected by alternatives 1, 3, 4, and 5. There is concern that alternative 2, with pumping. capability, could induce land clearing and adversely affect available potential habitat of these two species. 2/ Basis is Soil Conservation Service National Bulletin No. 390-3-24, dated May 19, 1983. -17- Alternatives 3 and 4 improve the water quality of freshwater discharge into the nursery area by using the 762 acre conservation easement area as a natural filter and holding area. Alternatives 2, 3, 4, and;5 improve saline water quality problems on cropland with the dike and tide gates. Pumped discharge from cropland directly into Juniper Bay primary nursery area in alternative 2, has adverse effects on water quality due to the increase in delivery rate into the nursery area, causing disruption to critical salinity levels. Alternative 5 does not significantly change water quality of freshwater from existing conditions. Alternatives 2, 3, 4, and 5 benefit 175-200 acres of locally important cropland by preventing salt water leach from existing canals into adjacent cropland areas. Existing land use would remain basically the same under alternatives 2, 3, 4, and 5, less acreages converted to project structures. Conversion to structures in alternative 2 converts 103 acres of woodland and cropland to dike, pump stations, and spoil areas. Alternative 3 converts 101 acres of woods and cropland to dike and spoil areas. Approximately 82 acres and 30 acres of woods and cropland are converted to dikes and spoil areas in alternatives 4 and 5 respectively. Only limited areas of cropland are converted in alternatives 2, 3, 4, and 5, and those, occur at the junction of SR 1124 and the dike. Alternatives 3 and 4 provide stable land use for 762 acres of woodland in the conservation easement areas. Visual resources in the project area are affected by alternatives 2, 3, 4, and 5. Existing visual resources offer a variety of flat relatively large areas of cropland, woodland, and marsh. Alternative 2 would introduce two medium visibility, man-made structures (dike and pump station) as permanent landscape features. Both could be seen from SR 1124. Alternative 3 introduces two low visibility man-made structures (dike and diversion channel) as permanent landscape features. Alternative 4 introduces a single low visibility man-made feature (dike). Alternative 5. introduces a single medium visibility, man-made feature, a dike visible from SR 1124. The use of TR 65 Procedures to Establish Priorities in Landscape Architecture indicated no significant changes in visual resource ratings in alternatives 3, 4, and 5. Project Interaction There are no presently known federal or non-federal projects,in this area with which the West, Quarter, Double, and Bay project would interact.. Risk and Uncertainty Risk affecting the realization of.proj,ect benefits is associated with the frequency of flooding method of hydrologic analysis which was based on historical flooding events. All of the alternatives were evaluated by the frequency method. Benefits are based on reduction of flood damages. Uncertainty in realizing project benefits was limited by projecting present land use and yields over the 50-year life of the project. Current nor- malized prices published by the Water Resources for fiscal year 1983 were -18- used in the evaluation of the alternatives. Costs were also based on 1983 prices. Benefits and uncertainty would be increased by projecting continued in- crease in acreages of truck crops. Rationale for Plan Selection Table B, Summary and Comparison of Candidate Plans, displays impacts of each alt ernative plan. Evaluation of the table indicates that: 1. Alternative 1 does not address any of the project objectives or concerns identified by the sponsors. Flood damages to cropland caused by high wind tides will continue to occur. Approximately 175-200 acres of locally important cropland adjacent to existing canals will continue to be unproductive due to lateral salt leach from the canals. Freshwater discharges and "slug flows" from existing canals into the Juniper Bay primary fin and shellfish nursery areas will continue, adversely effecting production in these areas. 2. Alternative 2 makes significant contributions toward meeting the concerns of project sponsors. The dike will provide protection to 5,150 acres of cropland from flooding and restore production on 175-200 acres of important cropland that have been made unpro- ductive by salt leach through channel banks. Dike elevations are designed to protect these areas from the highest known wind tide elevations. Pumps will increase water removal and management opportunities on 5,150 acres of cropland. Freshwater "slug flow" into primary fin- and shellfish nursery areas in Juniper Bay will be more frequent with pump discharges. The discharge will be direct with no storage or filtration. Approximately 39 acres of wetland types 8 and 12 will be affected. Fifteen (15) acres will be converted to open water, 9 acres will be temporarily disturbed during construction, and approximately 15 acres will be permanently lost under the dike. Two permanent man-made structures, the pump station on West Canal and the dike would both have low visibility from SR 1124 and will have a moderate impact or disruption to existing visual resources consisting of relatively large, flat 'areas of cropland, woodland, and marsh. Project investment is $9;143,875 with an annualized net loss of $115,255. There is no support among local sponsors for an alternative having pumps.as a project measure. 3 Alternative 3 makes significant contributions to sponsor object- ives and multiple resource problems in the area. The dike will provide flood protection to 5,150 acres of cropland and restore production on 175-200 acres of important farmland that have been made unproductive by salt leach from existing canals. Dike elev- ations are designed to protect these areas from.the 25-year freq- uency wind tide event. Alternative 3 provides complete and manageable protection to primary fin- and shellfish nursery areas in Juniper Bay, using a 762 acre conservation easement area as -19- n Y M ? O W D G Y? tp1 ! ? C Y O u p M ? } }?? v 0 p y ® y • i v a~ p . hi O d e O { 66 ppp H ? ^. n W 11?? 4 O Q " M C4 qu _ t N .hi • { y O f 1 N O? CO. Q « pY e ? M ? d V Y oy : ,,, v ? {~? M " v 4 N i N g O p w a a ?i u e p W O W r 9 VJ . p M ypO PN. V i ° o S o v v fi1 1, a. ?& Y .~ 5 g644 Mmp ? 5 a w -w 1"?I G M M C. .r w Y M ?C Y C F JC o . O M C GGG.1 Y N p M M Y M i q ¦ C w O 4 Y •f .pl « p C f • tl M O upM w tle 3R Y M yr Y d m B w w O G B a i ¦ p - 1 `w p P r M v r O O q+ u C ,. ,w, O ? d M v p i 4 v y . 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N .? a G d m C m d B a ? ."°? ?? o d d p y 10 ? ~ N vd .A1 1 1 1 1 0 I+ H .-1 1 1 1 1 N y 'Q 2S p ?V' b C .? p. ym M N 1+ ao7 pp ppQQ i ?. W 8 D ? W d m Wp p Y m M y m,? N O ? r a? C D W m v ? ,0 a? N O N m bwiL Swwg9? ?N9 99< a PH.'wAO ?I as aaN a as uAA sA-+ OV [?yy e 8 ? N rl n 8I p, ? U A ? b ` O q ij` H ? ZZ Y d YO d "N a+ I O w Z p7 v Z G » d (p? .. W 97 p p q Py4 N t?J Y_? i O O > O O y N Y a - A M m ZZZ 0~0 m u to @m@ a _71_ from primary nursery areas, and sluice gates on each canal'to' control the freshwater inflow into primary nursery areas. Unlim ited research opportunities on effects of freshwater inflow to primary nursery areas are available with this alternative. Tide gates with flashboard risers provide water level control in the 762 acre easement area for wetland wildlife habitat management and agricultural water management purposes. Easements will be obtained to assure the use of this area for the 50 year life of the project. This alternative would impact approximately 117 acres of wetland types 7, 8, 12, and 17, including the permanent loss of 41 acres under the dike. Forty-four (44) acres would be converted to open water and 32 acres temporarily disturbed during construction activities. The diversion channel would empty into Caffee Bay, a designated secondary, yet significant, fin- and shellfish nursery area. There was a lot of adverse concern expressed over the loss of wetlands and the impact to the Caffee Bay nursery area associated with this alternative. Total project investment in this alternative is $3,890,150 with net annualized benefits of $114,765, excluding unquantifiable effects to primary nursery areas. Local sponsors have indicated a willingness to support this alternative and cooperate with state and federal governments in efforts to benefit multiple resources of the area, including agriculture and fishery resources. This alternative was chosen over alternative 2 because of comparable net benefits to agriculture, increased benefits to primary fin- and shellfish nursery areas, and strong local support and cooperative attitudes in benefitting multiple resources. 4. Alternative 4 provides the same benefits to project sponsors' flood protection objectives as alternative 3. Flood protection to 5,150 acres of cropland from the 25-year frequency wind tide plus. restoration of 175-200 acres of important cropland is provided` for in this alternative. This alternative provides -partial con- trol of peak rates of freshwater runoff (slug flows) into the Juniper Bay primary fin- and shellfish nursery area. Depending on the rainfall event and wind tide conditions, this alternative with the 762 acre water storage/conservation easement area would reduce the peak rate of freshwater discharge (slug flow). by 3% for the 1 year, 24 hour frequency rainfall event to 50% for the 25 year, 24 hour rainfall event. Discussions with N.C. Division of Marine' Fisheries representatives indicate the partial control provided by this alternative,` though unquantifiable, "should have a positive benefit for the downstream primary nursery area.by reducing peak freshwater inflows, especially during storm events.", This alter- native's impact to wetlands "includes a permanent loss of 20 acres of wetland types 7, 8, and 12 under the dike, 21 acres converted to open water, and 15 acres temporarily disturbed during construction activities. One man-made structure, the dike, would have low visibility from area roads and a low impact to visual resources of the area. Project investment for alternative 4 is $3,265,480 with an annual net benefit of $116,915, excluding unquantifiable benefits to primary fin- and shellfish nursery areas. Alternative 4 was selected over alternative 3 for having higher net benefits, reduced impacts to existing wetlands -22- t i 1 u t r while retaining a beneficial effect on primary nursery areas. Alternative 4 is no longer supported by the local sponsors due to the seemingly insolvable wetland-nursery area issue. 5. Alternative 5 provides the alternatives 3 and 4, in th from the 25-year frequency land and restore production cropland. This alternative into the Juniper Bay primary stalled in existing canals. same level of flood protection as at the dike will provide protection wind tide event to 5,150 acres of crop- on 175-200 acres of locally important would discharge freshwater directly nursery area through tide gates in- No-water storage area for freshwater runoff is provided due to the location of the dike adjacent to cropland areas. Dike and tide.gate installation will require added design features including an increase in the number of tide gates to compensate for lost water storage capacity (provided by 762 acres.of conservation easement area in alternatives 3 and 4) to assure adequate removal of agricultural runoff. Three additional tide gates under the dike will be needed to remove the freshwater that would be stored in the conservation easement area in Alternatives 3 and 4. One man-made structure, the dike located adjacent to cropland, will be highly visible from SR 1124. Project investment for Alternative 5, including land treatment costs of $80,255, is $3,151,960 with a net annualized benefit of $124-,805. Local sponsors have indicated strong support!of this alternative.. A.tremendous-amount of time, consideration, and discussion among scoping participants has been,,spent on the trade-off of wetlands. for benefits to primary.fin.and shellfish nursery areas on this project. Alternative 5 will not cause a loss of wetland values since the dike will be constructed-adjacent to existing canals. and areas which-have been disturbed by spoil .piles. Less than 2 acres of "transitional" wetland type 12 will be disturbed by this dike alignment. These areas of coastal shallow fresh marshes have been disturbed by previous canal and farm dike construction activity. Vegetation usually associated with type 12 wetlands has been altered by these disturbances to the extent that woody species including pond pine and loblolly pine has encroached in.these areas. Alternative 4impacts about 20 acres of wetlands as a permanent loss, but includes significant :benefits to primary nursery areas by reducing the peak rates of discharge, "slug flow", from 3 to. 50 percent (depending on rainfall events and wind tide conditions) and inducing natural filtration of runoff through the conservation easement area. However, pre-project beneficial evaluation of the primary nursery area of Juniper Bay is not achievable and has been so stated by the most knowledgeable agency people in North Carolina. They have also state that with total freshwater control (Alternative 3), that they could demonstrate these values good,...bad, or neutral. With less than total water management and no intensified monitoring (Alternative 4), they could not qualify the effects, but in their best judgement, the effects would be positive. The local sponsors and SCS have-decided that, whereas, no more facts or evidence is available to justify the effort for protecting the primary nursery areas, and that we would not be successful in achieving resolution of the wetland-nursery area issue without -23- greater support, the conclusion is to develop Alternative 5 as the recommended alternative. RECOMMENDED PLAN Purpose and Summary This project is for flood protection in the West, Quarter, Double, and Bay project area, Hyde County, North Carolina. The project will be implemented under the authority of the Watershed Protection and Flood Prevention Act (PL 566, 83rd Congress), as amended. Alternative 5 is the recommended plan and will provide relief to 7,040 acres, including 5,150 acres of cropland from flooding associated with high wind tides from the Pamlico Sound. The recommended plan consists of a flood prevention dike with tide gates, interior channel work, and land treatment measures to be installed and maintained under the on-going soil and water district program. Dikes, tide gates, and interior channel work will be installed by project sponsors on a 3 year schedule. Plan Elements The 6.1 miles of.dike construction will be for single purpose flood preven- tion. The dike begins on the east side of the project area at the junction of SR 1122 and Hydeland Canal on the existing spoil pile on the west side of Hydeland Canal. The dike runs south along this existing spoil on the western edge of Hydeland Canal for about 1800 feet to the junction of a spoil pile from an existing ditch It then continues westward along this spoil pile for about 1100 feet, turns southwest about 800 feet along the spoil, turns again to the south for :about 2000 feet, and continues again to the southwest for about 1500 feet to the spoil from Juniper Canal. From Juniper Canal the dike continues westward for about 2000 feet to Honey Canal where it turns north along the spoil from Honey Canal for about 120 feet. At this point it turns westwardagain and continues about 2100 feet to the east side of East Double Canal. The dike then turns south and runs along the east side of East Double Canal for about 1200 feet then turns west to the west side of West Double Canal. It then turns and runs .southwest for about 170 feet then west 500 feet and then south for about 1000 feet then west for about 1250 feet to the east side of Quarter Canal. The dike then continues south about 600 feet along the west side of Quarter Canal, then runs west 1900 feet, then west southwest about 1950 feet along the spoil of an existing ditch then west about 200 feet to the west side of. West Canal. The dike goes north along the spoil on the west side of West Canal for about 150 feet. The dike continues west northwest for about 800 feet to the spoil on the east side of Berry Canal-at the junction of Berry Canal and Commissary Ditch. It then follows Commissary Ditch, for about 1500 feet. The dike then turns north for about 450 feet then runs west northwest about 1200 feet then north 550 feet then continues west northwest 2200 feet to the spoil on the west side of Commissary Ditch. It then turns south along thespoil of Commissary Ditch for about 500 feet. It then turns west.for 3400 feet then northwest about 600 feet then north about 780 feet to the centerline of SR 1124. See Project Map for exact location. -24- The nonstandard special desi$n, dike is to be constructed to an elevation of 5.7 feet NGVD with special breach sections constructed to 5.0 feet NGVD located between the outlet gate locations (see project map). Soil and water conditions make it impractical to compact the dike with equipment. It will, therefore,,be necessary to use dumped fill. Allowance has been made in estimating volume of fill material to account for settling, and construction is planned to allow for settlement by scheduling construction during the third year of installation to restore sections of dike that have settled below elevation 5.7 feet NGVD. The dike will be constructed with a "sand cap" at least 2 feet deep. Material for dike construction will be taken from a continuous borrow area inside the dike. Most of the material y will come from existing channels. W Dike and tide gate installation will be done in a manner that minimizes the impact on wetlands. The dike is to be installed where possible on existing spoil with borrow being obtained from existing channel adjacent to the dike. Minimum clearing will be used inn dike construction. The top of the dike wall serves as a travelway for access and maintenance to minimize land area required for installation. Disturbed areas, including the dike, will be established with vegetation providing erosion control and wildlife food and habitat to minimize adverse effects. A total of 57 tide gates will be installed in the project area. Twenty- eight (28) tide gates will be installed under the channel dikes along Hydeland, Honey, Double, Quarter, West, and Berry Canals at locations where farm drainage enters the canals. These gates will remain open to discharge farm drainage until water levels in the canals exceed the levels in the farm drainage ditches and to allow water to flow to the outlet gates. Then, the gates will close to prevent backflooding. Twenty-three (23) tide gates will be installed under the flood prevention dike at existing canal locations. These gates will remain open to discharge freshwater until water levels outside the dike force Ithe gates closed. Six (6) tide gates will be installed under US 264, at locations of existing pipes, to prevent water from flowing into the project area during high wind tides (see project map). Dikes located parallel to Juniper, Honey, Double, Quarter, West, and Berry Canals will be installed to increase the capacities of each channel and prevent flooding caused by rainfall runoff from cropland above 2.5 feet (NGVD). These dikes will provide sufficient elevations in the channels to deliver excessive runoff to the outlet gates under the dike. The access road to the existing boat landing on Quarter Canal will be ramped up across the dike and any necessary road crossings built across the borrow ditch in order to maintain the existing boatlanding access. Area and field office records indicated needed land treatments, including forestry measures, in the project area have been installed through the on-going soil and water conservation district program and the N.C. Division of Forestry. These applied land treatment measures include conservation cropping systems, crop residue management, cover crops, field borders, main and lateral ditches, wildlife habitat management, and on-farm waterfowl management measures. Operation and maintenance of these practices are provided by local landusers with technical assistance from the local soil and water conservation district. -25- v 4 44 3 0 U H Q H Q 3 O R' ? N Q d Zi w x m Q w 0 2 O H _ H U _ W C? U w - C.7 f-r w O -26- t I Permits and Compliance ¦ Requirements for permits and other entitlements under federal policies have s been satisfied for the current phase of planning, as indicated in Table<C. Local sponsors, the Hyde County Commissioners` and Pamlico Soil and Wate=r Conservation District supervisors, will be responsible for securing all applicable permits from federal, state, and local permitting and regulatory agencies. Local sponsors will also be responsible for filing an erosion and sedimentation; control plan 30 days prior to commencement of land disturbing activities as per the N.C. Sedimentation and Pollution Control Act of 1973, as amended. Easements on those properties required for the dike and other structural placements will be obtained by the project sponsors prior to signing.the project agreement. Costs Total installation cost is estimated to be $3,151,960. The share of this cost to be provided by the PL 566 funds is $2,984,399 and the share from other funds is $167,561. Construction costs ($2,281,650), including an allowance for contingencies, were estimated on the basis of prevailing costs in the area and information obtained from manufacturers or suppliers of tide gates, and supplies that will be needed in construction. Installation costs include: (1) an allowance.for installation services ($684,495) necessary for final design, foundation investigations, layout, inspection, and all overhead costs for installation of structural measures; (2) estimated local costs of adminis- tering contracts ($48,200); and (3) estimated easement and right-of-way costs ($57,360). Easement and right-of-way costs include the estimated cost of land-for the dike, and other structural placements. These costs were based on recent land sales. in the area. The sharing of installation costs of structural measures is $2,966,145 (94.7%) from PL 566 funds and,$167,561.(5.3%) from other funds-. Local sponsors will be responsible for contracting for the needed project measures. Installation and Financing Area and field office records indicate the land treatment measures have been applied in the project area. To assure effective operation and maintenance of applied land treatment measures, field office personnel will continue to assist project area landusers as part of the district's on- going assistance program. Installation costs of structural measures to be borne by the Federal Government will be furnished by the Soil Conservation Service under pro- visions of PL 566. Financial and technical assistance to be furnished by the Soil Conservation Service in separate contract (or contracts) negoti- -27- 4 J 3 r7 H W :D E+ 41 +O1 rd 41 U ? z m w U W P4 o P• z P. w cPd CO W O pq H w W H ;H cn O A U C+. pq 3 6 H ,-i ..C }4 ?O 3 '. a H 1$4 4J .? 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Funds necessary to cover organizational expenses and local sponsors share of installation costs will be provided by the sponsoring organizations, and the Hyde County Commissioners. The commissioners will use assessment procedures to acquire funds for their costs. All necessary funds will be on-hand and available by the time construction is started. It is antic- ipated that easements can be purchased for reasonable prices or donated by individual landowners. Local sponsors will have power of eminent domain sufficient to insure acquisition of necessary easements and rights-of-way. Because of the interrelationship of structural measures in accomplishing project objectives, all necessary easements and rights-of-way,will be acquired, or their acquisition assured by local sponsors, before starting any construction. Installation of structural works of improvement will be performed under coptracts.administered by the project sponsors. Alteration, reconstruction or replacement of privately owned road crossings affected by proposed structural measures will be performed under contract administered by project sponsors. The project sponsors will negotiate with the North :,Carolina State Highway Commission for changes to be made-to public roads, culverts or bridges. Structural measures will be installed by the.project sponsors within a three-year period. The following sequence will be followed in installing structural measures: First Year -- Secure landrights and easements. Detail design and con- struction drawing will be prepared for contract purposes. Second Year -- Dike construction with needed tide gates. Third Year -- Rebuild all settled portions of the dike. The schedule of gations is shown in Table D. fund obli -29- TABLE D Schedule of Obligations West, Quarter, Double, and Bay Supplement to the Swan Quarter Watershed Work Plan, North Carolina YEAR MEASURES PL 6 U ' 5 6 F NDS OTHER FUNDS TOTAL FUNDS 1st Landrights - $57,360 $ 57,360 Design $ 226,400 $ 226,400 2nd Structural $2,281,650 $-40,700 $2,322,350 3 d r Structural $ 458,095 $ 7,500 $ 465,595 $2,966,145 $105,560 $3,071,705 The Hyde County Commissioners will be responsible for securing all permits, including the section 404 dredge and fill permit (Clean Water A ct of 1977, PL 95-217) from the U.S. Army Corps of Engineers, and any other applicable permits from state and local permit and regulatory agencies. h N h C l T e ort aro ina Department of Cultural Resources indicated no signifi- cant cultural resources existed in the project area. If cultur al resources are discovered during construction activities, the Secretary'of the Interior will be notified in accordance with Public Law 93-291. Approximate action to protect and/or recover the resource will be taken by the Soil Conservation Service in. accordance with procedures des cribed in 7 CFR 656. Operation and Maintenance Land treatment measures will be maintained by land users in accordance with their individual conservation plans and agreements with the Pamlico Soil and Water Conservation District. The N.C. Division of Forest Resources will furnish technical assistance for maintaining forestry measures. The on-going Cooperative Forestry Assistance Program will provide this service. Structural measures to be maintained by sponsors include 2.9 miles of channel inside the flood prevention dike, 2.9 miles of channel dike (both sides), 6.1 miles of flood prevention dike, 57 tide gates, and one boat access area. Cost of operation and maintenance will be paid with funds raised through assessment of landowners within the project area. Average annual cost of operation and maintenance is estimated to be $39,670, which includes replacement costs. The dike will be mowed annually to maintain a good stand of vegetation and to control weeds. Fertilization will be performed as necessary to maintain a soil fertility level adequate for good plant growth. Special attention will be given the vegetative cover and any erosion problems on the side of the dike which is exposed to open water (Pamlico Sound side) and any damages will be repaired immediately. Dikes will be maintained to design elevation at all times. -30- . I P Tide gates will be checked periodically for debris which may block the intake end and for proper functioning of the gates and risers to assure desired opening and closing at appropriate times. Annual interior channel maintenance will consist of controlling vegetative growth along and adjacent to channel bottoms to assure channel carrying capacity. It will be necessary to remove some debris from channels after major storms. It is also likely that a dragline will be needed to dip-out silt from all channels in the system on the average of once every 15 to 20 years. Annual inspections of all structural works of improvement will be made by the project sponsors. Additional inspections will be made by the sponsors after each major storm to determine the condition of structural works and to estimate immediate maintenance needs. The sponsors will prepare a report for each inspection performed and furnish one copy to the Soil Conservation Service. They will also maintain a record of all maintenance work performed and make such records available for review by the Service. The State Conservationist has designated an employee of the Service to assist in the annual inspections and to see that maintenance is performed according to agreements.. Specific operation and maintenance agreements, developed using the National Operation and Maintenance Manual as a guide, will be executed between the sponsors and the Soil Conservation Service prior to ;issuance of invitation to bid for construction. EFFECTS OF RECOMMENDED PLAN Throughout the planning process, a wide range of economic, environmental, and social factors have been identified and evaluated as to their signifi- cance in the decision making process. Table E, displays the effects of the recommended plan on resources of principal national recognition. Two major environmental concerns which surfaced at the numerous scoping ?- meetings are adverse impacts of freshwater discharge into primary fin- and shellfish nursery areas of Juniper Bay and adverse impactsto U.S. Fish and Wildlife Circular 39 wetland types 7 (wooded swamps), 8 (bogs), and.12 (coastal shallow fresh marshes). After developing several alternative' approaches in an effort to minimize the adverse effects to nursery areas and wetlands, it was apparent that either wetlands or primary nursery areas would be adversely impacted by the project. Continuing consultations with U.S. Fish and Wildlife Service, N.C. Division of Marine Fisheries, and others verified the environmental impacts would be severe to wetlands if water management measures were installed to protect primary nursery areas and conversely, that in order to minimize impact to wetlands, primary nursery areas would be adversely impacted by direct discharge of freshwater into Juniper Bay nursery areas. The recommended plan will cause no loss of wetland values. The dike alignment is such that dike construction will be on spoil or other disturbed areas of existing canals which presently dissect the project -31- ao w o 41 •H P4 4J )°d 41 U O O 0 ?H ?41 -F-I a) i•+ a z o ?i w cn p w? coa pq 00 v ? Ua, d cd w z ai H p P I 1.1 0 a) O A , d cn H w 3 `tea a?i + 41 4) 44 pr4 P 4J W o co P 1 Off' W «) 1-4 E-+ • cd . • d ar 41 W ai 3 60 W q 1J o u` 14 a. 10 o ? u r-i LW W w w aJ c d 44 o p W r-1 o a) a 0 u H ? r-I • ` q Cd d co ? .0 9 0) U :> . 0) a, Cd T--i 14 -H 41 to 0) 'o . g cc 44 10 d lad ' ; ro d u u ca Oo c cd W a) a) •b W a) a) a) v a) W p W H a! H w 0" 44 u a W w Cd 41 14 :3 w c* -H w p 41 w w al p ,-? 4J p, .. a! ar a a) ar p u 3 co ) c d ar O OWO F'. 14 00 $4r-4 00 0 z za+z w4+ zz a a zz z aJ 1 d W T-I 0 FA 10 H h C ° -I -I • O o W ; Q' r I ,- i 0 -4 N 41 -4 Cd a) r w 3 •H r-i 9 CO W W p u N y p ? M o ? -4 u ? H 1 o 0 .. 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O 4J o 4J : a) U N •r1 •ri O U W •r1 b rn r-1 • U a, •ri aJ • q J+ Cd 41 i r. G ? • a u El ? PA H 3 W d -H co W • c d co ccdd ro Cd r-1. 4-4, O W U •rJ H U p .'y W 10 co p -H O U bo p, •? cd cr 10 d 1 c 4 9 a p = p c d 4 Cd . o 4J ? N r? •0 it a) jJ b .U W O W •ri 4J iJ r-1 d w w w w a 3 3 3 r 1 r T i r a t t t r r r e s t 1 area. Less than 2 acres of transitional type 12 wetlands will be disturbed by the dike alignment. These acres are "transitional" due to previous land disturbing activities including canals, farm dikes, spoil 'areas, and previous land use changes to pasture. Freshwater runoff from the watershed area will continue to be discharged into Juniper Bay at the same discharge points (existing canals),' and at basically the same rate of discharge as existing conditions. Therefore, installation of the recommended plan will not change impacts on primary fin- and shellfish nursery areas in Juniper Bay from present conditions. During the scoping process, visual resources were evaluated using TR-65 procedures. Although not a major concern, impacts to the flat and rela- tively broad cropland,,-woodland, and marsh landscapes were determined to be low with the recommended plan due to location, visibility from public places, and design. Installation of the project will have an immediate beneficial impact on the local economy. The project will raise the level of farm income. Reduction of flooding will not only reduce crop losses but also reduce the large cash outlays by farmers to repair the land damages resulting from high wind tides in the Pamlico Sound- The recommended plan will provide annual floodwater damage reduction benefits of $289,585 on 7,040 acres of land in the project area. Approxi- mately 5,,150 acres of this will be cropland, 1,756 acres of woodland, and 134 -acres in miscellaneous uses including roads, canals, farmsteads`, and single family houses. The dike will provide protection from the 25-year frequency wind tides from the Pamlico Sound. Remaining flood damages from ..wind tides exceeding the 25-year level and from rainfall within the dike amount to $67,565 annually. Approximately 175-200 acres of cropland have gone out of production due to salt leaching from existing canals out onto and through adjacent cropland. Annual wind tide events prohibit land reclamation efforts on these acres due to.the required long-term treatment period. Approximately 30 acres of dike and disturbed areas will be re-established with vegetative cover, providing erosion control and wildlife "edge effect" habitat for various wildlife species including deer, rabbit, and bobwhite quail. Tide gates installed through the dike at each canal outlet are sized to handle the present channel capacity at each respective location. These ,gates will provide for continuation of existing agricultural drainage from the project area during normal or below normal water surface elevation outside the diked area. Tide gate installation will not improve water removal capability from inside the diked area at above normal water surface elevations outside the dike. At these times, cropland flooding from direct precipitation can be expected to occur. The long-range impact of the project will be greater than the immediate effects. The Overall Economic Development Program from Hyde County recog- nize the potential for "more diversification of crops and livestock so as 1 -33- to consume the grain grown in the county." It also points up opportunities for increased acreages of commercial vegetable crops. Both of `these are d inclu ed,in the,long-range.objectives,of the Program. They would-contrib? ute materially to a more stable local economy. The Program further'recog- nizes that a prerequisite to accomplishing these objectives is improved water management and flood protection.on a watershed-wide basis. The following is quoted from the Overall Economic Development Program for Hyde County: "Two.major phases of water management are of vital importance to the agricultural economy of Hyde County. They are water table control - and. flood prevention." " .There is a need for extensive studies and plans to be prepared for the reduction:of storm damages if any progress toward economic improvement is expected." Very little additional land in the watershed is suitable, or would be made suitable for production of crops, by the project. Any improvement in farm income will have to come from more efficient use of the existing `cropland. Soils of the watershed, when protected against hazards of too much water, are well suited to production of vegetable crops on a commercial scale. One of;the more successful farmers in Hyde County has, for many years, devoted a large portion of.his farm to production of high quality vegetable crops. In another nearby.area of the county, large scale commercial truck crop farming was in operation for several years. It was abandoned in 1963 ,,.because of repeated heavy losses from too much water which could not be efficiently managed. Principal truck crops were corn and celery. This operation demonstrated advantages to the local economy through diversifica- tion and providing employment to local low income families. Many farmers in the watershed are aware of the potential advantages of commercial vegetable production. However,. because of the difficulty of envisioning adequate protection against flooding caused by frequent high wind tides, they were not willing to-make commitments on changing farm operations to expand this enterprise. At the same time, though, they expressed the feeling that once adequate protection is demonstrated, there will be a trend.toward diversifying farm enterprises to include commercial vegetable production on a significant scale. I 11 - Since farmers would not commit themselves at this time, no account was taken of this potential in the economic.appraisal of the project. Local leaders, including professional.agricultural workers, feel that installa- tion of the,project,will ultimately result insignificant acreage of land ,being shifted from -corn, -soybeans and small grain to commercial vegetables. This thesis is supported by-an abundance of suitable land, available local labor, and nearness to large markets. This change will make a major contribution toward relieving local chronic unemployment problems as well as increasing net farm income. Per capita income in Hyde County continues to be behind North Carolina and the United States. In 1980, per capita income-for the United States was $9,480, North Carolina was $7,780, and for Hyde County $5,256. -34- Total average,annual benefits are estimated to be $289,585. Of this amount, $263,260 are flood prevention and $26,325 are secondary benefits. Flood prevention benefits will accrue as a result of reduced flood damage and more intensive land use. Secondary benefits will accrue to processors and handlers as a result of increased income. Flood Prevention.benefits ($263,260) include $3,670 flood damage reduction benefits to roads and bridges, $6,075 to forestland,,$246,455 to crop and pasture, $6,085 to other agricultural property, and $975 indirect benefits. The. average annual cost of,planned structural works of improvement, includ- ing.annual operation and maintenance cost, is estimated to be $164.780. average annual benefits excluding secondary benefits are Estimated , $263,260. This gives a benefit-cost ratio of 1.5 to 1.0. Average.annual secondary benefits are $26,325, which gives an overall benefit cost ratio of 1.8 to 1.0 (Table 6). Relationship to Land and Water Resource Plans, Policies,- and Controls a drains into t l r are ement projec ter, Double, and. Bay Supp The West, Qua Juniper. Bay. The North CarolinaDivision of Marine Fisheries (NCDNR&CD) has designated Juniper Bay as a primary fin- and shellfish nursery.area. In addition, the Coastal Area Management Act (CAMA) Land Use Update for Hyde County, places high priority on the protection of estuarine waters, coastal wetlands. The recommended plan is, consistent with these desig- nations and priorities in that no wetland values will be lost., CONSULTATION AND PUBLIC PARTICIPATION The initial scoping meeting for the West, Quarter, Double, and Bay-Supple- ment was held on November 14,1979. Alternative 5, the flood prevention dike with tide gates, located adjacent to cropland was presented to the scoping participants. Issues and concerns surfacing at this meeting included the effects of the project on induced clearing, slug flows, and wetlands.. Considering the scope and environmental implications, it was act l im t i p a ronmen agreed that an environmental assessment in lieu of an env statement would be sufficient if pumps were not involved.. Those attending at this meeting included representatives from: U.S. Department of Agriculture (SCS) U.S. Fish and Wildlife Service National Marine Fisheries Environmental Protection Agency U.S. Army Corps of Engineers U.S. Forest Service N.C. Wildlife Resources Commission N.C. Division of Marine Fisheries Division of Environmental Management (NCDNR&CD) Division of Soil and Water Conservation (NCDNR&CD) Office of Coastal Management (NCDNR&CD) -35- Consultations with U.S. Geological Survey in November, 1980 indicated salt damages to 'cropland was being caused by lateral seepage from existing canals which are subject to saltwater intrusion. In March, 1981, consul- tation with'U.S. Fish and Wildlife Service, indicated the two suspect threatened and endangered species in the area did not exist in the project area and that Section 7 of the Endangered Species Act had been satisfied. Follow-up field examinations of the project site by N.C. Wildlife Resource Commission biologists confirmed the project would have no effect on the American Alligator and the Bald Eagle. On Thursday, December 18, 1980, a public meeting with local landowners was conducted to discuss various alternative approaches and to inform local landowners of estimated protection levels, costs, and other project partic- ulars. Local people reviewed legislation concerning the formation of a special service district for purposes of obtaining needed local funding through assessments. 1 1 5 During interim periods, engineering and design features were finalized for .current alternative 6 (dike and-gates adjacent to cropland). A scoping meeting was held July 29, 1981 to evaluate original concerns in relation to the more finalized stage of project development. Basic environmental issues were resolved. The supplement was completed and in March, 1982, the West, Quarter, Double, and Bay Environment Assessment was completed with a recommendation for .a Finding of No Significant Impact (FONSI). In June, 1982, the North Carolina Department of Cultural Resources indicated that nocultural resources were known to exist in the project area and recommended that no archaeological investigation be conducted. Due to developments during the spring and summer of 1982, involving the Governor's Coastal Water Management Task Force, a different approach was proposed. This approach was the displayed alternative 3, and was designed to provide flood protection and to protect primary fin- and shellfish nursery Areas in Juniper Bay. On September 1, 1982, a scoping session was held in Swan Quarter, N.C. to display the new concept and to `solicit issues .and concerns. Results of this meeting were as follows: 1. An Environmental Impact Statement would be necessary due to far- reaching implications 2. Serious concerns over wetland losses. 3. Serious concerns over the need for diversion canals. Those attending this meeting included local landowners and representatives from the following agencies and organizations: Environmental Protection Agency U.S. Army Corps of Engineers U.S. Fish and Wildlife Service U.S. Department of Agriculture (SCS) National Marine Fisheries Division of Soil and Water Conservation (NCDNR&CD) Division of Environmental Management (NCDNR&CD)- Division of Marine Fisheries (NCDNR&CD) Office of Coastal Management (NCDNR&CD) I r t r e _36- N.C. State University Hyde County Commissioners Pamlico Soil and Water Conservation District National Wildlife Federation N.C. Wildlife Resources Commission During the interim period, from September, 1982 to January 20, 1983, various proposals were evaluated and steps taken to minimize major concerns ,and evaluate benefits? to .primary fin and shellfish nursery areas. Close coordination and cooperation "among participating agencies and the local residents led to the development of the displayed alternative 4: with a `'single diversion canal, dike, tide gates, conservation easement'area, sluice gates and:the water management capability to provide total fresh- water management of inflow into primary nursery areas. On January 20,11983, a scoping meeting was conducted on this alternative with joint sponsorship between the local organizations (Hyde County.Commis- sioners.and Pamlico Soil and Water Conservation District) and the State of North Carolina; Department of Natural Resources and Community Development (NCDNR&CD). This-meeting displayed exact locations, wetland acres,'cost allocations, effects of fishery nursery areas, wildlife habitat, and the operation and maintenance of the project. General discussions among participants,.ensued but no adverse comments were presented. Those attending this meeting included local residents and representatives of the following-agencies and organizations: U.S,.-:=Fish and Wildlife Service U.S. Department of Agriculture (SCS) N..C: Department of`Agriculture N.C Farm?Bureau Federation National Wildlife Federation' N,C. State University Division of Marine Fisheries (NCDNR&CD) Division of Soil and eater Conservation '(NCDNR&CD) Division of Forest Resources (NCDNR&CD) Office of Coastal Management (NCDNR&CD) Further consideration of this proposal'"and specific questions from partici- pants indicated a need for a subsequent 'meeting. This was held on January 25,,1983 and the proposal to implement alternative 3-in "phases" was suggested, allowing the diversion outlet into'Ciffee Bay to'be the last phase of construction to minimize wetland losses and to induce sheet flow. It was explained tnat?the landowners in the project area had to'be assured of a positive drainage outlet at least as efficient as their present systems and that based on the proposed construction schedule of 3 years, the land owners. could be deprived of,their positive outlet for up to 2 years. It was also pointed out that:hydrologic data was not available to assure that sheet,flow would occur at required rates to provide satisfac- tory removal of farm drainage. Those attending this'meeting`included representatives from the following agencies: -37- Division of Marine Fisheries (NCDNR&CD) Office of Coastal Management (NCDNR&CD) N.C. Wildlife Resources.Commission U.S. Fish and Wildlife Service .U.S. Department of Agriculture (SCS) In..April, 1983, pre-draft cops-es..of the West, Quarter, Double, and Bay Supplement to.the Swan.,.Quarter Watershed Work.Paan and the Environmental Impact Statement ,(EIS) were completed and distributed for review. These documents.proposed.alter.native;3 (as displayed in.current EIS).a`s..the recommended plan with.joint sponsorship between.the.,;Hyde_County Commissioners, Pamlico,'Soil and-Water;Conservation District, and the State of North-Carolina (NCDNR&CD). Comments received indicated remaining significant concerns over the loss of wetlands in general,. and specifically, the substantial losses due to the outfall or diversion canal. ,Other, comments questioned the.project's economic benefits to primary fin- and shellfish nursery areas. Due,to the significance of.these concerns, the unavailability of funds from the State sponsors, and' the sense-of urgency for flood protection from.the,local people,, work.was.begun<to re-activate the original supplement (displayed in this document'as alternative 5)-as the project action. However, further, consultation with participating agencies, local people, and others indicated a strong desire to provide benefits to primary nursery areas,by utilizing the storage and filtration capabilities of the conserva- tion easement area to reduce peak flow.and improve water quality. The U.S. Fish and Wildlife Service (May 24, 1983) indicated benefits to primary fin- and shellfish nursery areas appear equal to wetland: losses since both are unquantifiable in terms of anticipated benefits. On June 1, 1983 the Division of Marine Fisheries (NCDNR&CD) stated,"the current Juniper Bay project design, which includes a conservation storage pool of about 750-800 acres, should have a positive benefit for the downstream primary, nursery area by reducing peak freshwater inflows, especially during storm events." A meeting with local sponsors was held on June_1, 1983 to consider which alternative (alternative 4.or 5) would best. suit their needs. After evaluation of both alternatives, the group agreed to-support alternative 4 (dike and conservation easement area) to provide flood protection and .partial benefits: to primary nursery;are'as through the:use.;,of the conserva- tion;easement area. In November 1983, a Draft Environmental;Impact.State- ment on this alternative was developed_and.distributed for review among scoping agencies and groups., Generally comments received (Appendix A) indicated basicunce.rtaint.y as to he value of protecting primary fin- and shellfish nursery areas at the.expens,e of.impacting wetland.areas. In February 19,84,: the :local sponsors met with SCS;,officials-. to review ,project progress.and comments received from participating scoping agencies. The decision to support alternative 5 was made, due to the lack of:definite support toward resolving the,wetland-s/primary fin- and shellfish-nursery area issue associated with their previously..recommended plan:(alternative 4). Alternative 5, consists of a flood prevention dike and tide gates and has no impact to primary. fin- and, shellfish. nursery areas and no:-signifi- cant impact to wetland types 7, 8, 12, or 17 (U.S. Fish and Wildlife Service Circular 39) which are located adjacent to the project area. -38- Reviewing agencies and groups have essentially supported the installation ' Environmental Impact of alternative 5 in their comments on the Draft Statement and subsequent meetings. On May 29, 1984, representatives from the U,S. Corps of Engineers,,the N.C. Office of Coastal Management (OCM) and SCS, USDA met on-site to discuss permit requirements from these two agencies since two areas of tlands would be directly involved at two locations 12 " t " we ype transitional in the dike alignment. It was determined that a 404 permit would be The concern'that 27 d d . e but that a CAMA permit would not be nee 'needed , :acres.of wetlands inside the dike area would be potentially discussed at this meeting. On June 11, 1984, after discussions with representatives from the U.S. Fish and Wildlife Service and the N.C. Wildlife Resource Commission, a meeting with the local project sponsors was held in Swan Quarter, North Carolina. id av d t h o o war The local sponsors requested that the dike be realigned, nort the inclusion of any of the 27 acres of wetlands inside the dike. The meeting included the local sponsors, representatives from.:the U.S. Fish and, Wildlife Service, the Soil.Conservation Service, and the N.C. Agricultural Extension Service.- The realignment of;'the dike northward (west of the point where the proposed dike would intercept'Berry Canal) left no unresolved wetland,-,issues among the people present. This Final EIS 27 , reflects the subjeet dike alignment that:avoids the inclusion of the acres of wetlands. 1 -39- ^ _ M~ V PPi W N 1? W a, M G M Y W H a W ??-1 44 M N 'j+j 00 ? ? W , _ .N _ w ? a a` y v a? fop v v p _ F+ W o a .r W .d O H w a~ W O u. M N pYp w • w 44 10 10 • q q R ? ? ? :: . Ci-: , ' •? ? O rl .. PG "Pr V V rl R _. W Ci N ` }? p • N :; : U1 N' N N - rl 40 N a ,.. - M N 'O M M M , r1 ?O N ?O 1 N C a -? O Y y M N Fpp y F G O y U A u o 3 U p?. ? oA iC a H 8 9: .04 41 Is ? .5 q - ' a c? Psi ?, 1 -M {y? .rA M N' .P{ P M N . 'N Y M m N: •? 00 41 rls.? rr N P Y v r1. M>> Y Y Y P. 1Y+. r- 00 r Op P W ? N ~ V tt b N L C'1 Mp tl v 14 ? i . . ?G7 U fA Ci. . ,'O.:q G7 --.;Ip C? UG7 P7 4 f ? Oq U. q W N Ci 41 N M M PO U cc ?¦+ ;pp ? ' Y O S- C9 O ?pi .yv{` vtli N y? Y..rua+ "S}/..? Y I r. .+ Y Q as : a+ p N ' +i W Y Y .a L v t0 a0'? . Y. a VY i N g a ? :O .:M a ~ C... gJg 3mp? Ir+ c?a'?a 4 Y O.f?, c?co 'A M O H ? wr`? `? M > O _g5 a ?. , c?7ia 3? a ...... ? ? g FA WF yypp p? M - w w v{Mu.?l p 'i ' r? {M{?• o M U C? J W U < a ? w S w O m F+ 6f I N 1 1 ++ ?i Q! 6 u 41 F Y v }? ? 'UMf M P W m N u N a m O O A N G9 M ti yyM ?ggg Wg 4 4I Y N 3 W s N m Me O M m w yri to ? d M r~i M ? M w M e w v M W A A 3 U C W M a H -40- 4 u m .a 0 M on m aH y 6 M U m WF M 4 H a y 1 O V s a REFERENCES N.C. Department of Natural Resources and Community Development. 1982. Governor's Coastal Water Management Task Force - Final Report. U.S. Department of Interior. 1956, reprinted 1971. U.S. Fish and Wildlife Service, Circular 39. U.S. Department of Interior. 1977. U.S. Fish and Wildlife Service, Impact of Water Level Changes on Woody Riparian and Wetland Communities. N.C. Department of Natural Resources and Community Development. 1981. LAMA Land Use Plan Update for Hyde County. U.S.Department of Agriculture. 1978. Soul Conservation Service. Procedure to Establish Priorities in Landscape Architecture, Technical Release no. 65. N.C. Department of Administration. 1977. Office of State Budget and Management. Profiles, North Carolina Counties. 1 11 fl s t u t -41- 11 t t s t I I t 1 v APPENDIX A Comments on Draft EIS ?,?ao t???f . UNITED STATES ENVIRONMENTAL PROTECTION AGENCY REGION IV 345 COYRTLA"D •TRt[T ATLANTA. GEORGIA 30305 An 19 1984 4PM-EA/GM Mr. Coy A. Garrett State Conservationist 310 New Bern Avenue. Room 535 Federal Building Raleigh, North Carolina 27601 Dear Mr. Garrett: We have reviewed the draft environmental impact statement for Swan Quarter Watershed Plan (West, Quarter & Bay Supplement) in Hyde County, North Carolina. This facility is much more wetland intensive than the original concept we evaluated. In our initial involvement with this project the design merely encompassed a relatively minor dike and tide gate system with minimal environmental impacts. However, as a result of Governor Hunt's desire to have a demonstration facility which could mitigate slugs of fresh water being discharged from agricultural lands on the Albemarle-Pamlico peninsula into the fishery nursery areas in Pamlico Sound, additional structural measures became necessary. Because the more elaborate facility 1 adversely impacted considerably more wetlands than the original plan, both the Federal and State review agencies found this formulation unacceptable. In an effort to reach a mutually acceptable compromise, a number of technical sessions were held between the involved parties to reevaluate project design. Notwithstanding the wetland losses, the recommended plan (4) is generally responsive to the interests this Agency espoused during these meetings. In view of the attendant fisheries benefits associated with the total plan, we are disinclined to belabor the wetlands issue at this time. We do, however, offer that the Final EIS could be improved by: 1) providing more details regarding the effects, both 1 direct and indirect, of these wetland losses. 2) detailing what measures will be taken to avoid any more wetlands losses (during construction and subsequent ?. maintenance) than are purported in this DEIS. 3) exploring the option of siting the "demonstration elements" of the facility at another point of the Albermarle-Pamlico peninsula which would have less extensive wetland involvement. 1 I A-1 -2- On,the basis of our review a rating of LO-2 was assigned. That is, for the reasons noted above, we are willing to concede the environment losses as being in the overall public interest, but request some additional information regarding our three suggestions. It should be noted that this proposal will require a'Department of the Army permit for discharge of dredged or fill material in wetlands. At the time we comment on this permit application we may request mitigation for wetlands lost through filling. If we can be of further assistance, please.do not hesitate to call us. Sincerely yours," mom- 5hepp N. Moore, Chief Environmental Review Section Environmental Assessment Branch A-2 r United States Soil ??' Department of Conservation Agriculture Service 310 New Bern Avenue, Rm. 535 Fed. Bldg. Raleigh., North Carolina 27601 May 29, 1984 Sheppard N. Moore, Chief Environmental Review Section Environmental Assessment Branch U.S. Environmental Protection Agency Region IV 345 Courtland Street Atlanta, GA 30365 Dear Mr. Moore: Your letter of January 19, 1984, set forth comments and a request for further information of the Draft Environmental Impact Statement (DEIS) for West, Quarter, Double and Bay Supplement to the Swan Quarter Watershed Work Plan. The original concept, you referred to, is presented in the DEIS as alternative 5. This concept was changed to include provisions for total freshwater management control for the Juniper Bay primary nursery area to demonstrate the value to fin- and shellfish production and protection. From the comments received on the DEIS, there appears to be a conflict in being able to provide adequate data on the attendant nursery area benefits and the involved wetland values. The Local Sponsors and SCS believe this to be an issue not soon to be resolved and would make the recommended plan not implementable. Therefore a decision has been reached to recommend alternative 5. This action will be addressed in the FEIS. The decision to recommend alternative 5 will moot the need for some of the additional information you requested. This alternative will unavoidably affect less than 2 acres of type 12 wetland. We will address in detail measures that will be taken during construction to protect wetlands in the Final EIS. Additional information you requested regarding three suggestions are as follows: 1. By changing the recommended plan to alternative 5 and eliminating the conservation easement area, the wetland directly affected is reduced to 2 acres of type 12. The new dike centerline is located on old spoil areas (from previous activities). Moving in a direction to avoid these two (2) acres of type 12 will involve more than 2 acres of identified wetland. A- 3 O The Soil Conservation Service is an agency of the Department of Agriculture SCS-AS-1 .G-19 J 2. The project area will be staked in the field and all efforts will be made to operate within the identified area to minimize effects on adjoining wetland. Subsequent dike maintenance will be done from the dike construction area. This includes travelways needed for repair and mowing. 3. The option of exploring the "demonstration elements" at another location is being considered by the Coastal Water Management Implementation Committee. All demonstration elements have been removed from this plan. Thank you for your comments on the DEIS. We are enclosing one (1) copy of the proposed Final EIS for your information. Sincerely, A.A ?rrett c State Conservation st Enclosure.. (1) A-4 11 i t f Ja?tEO a rqr? s A 'Z o Q UNITED STATES ENVIRONMENTAL PROTECTION AGENCY REGION IV 345 COURTLAND STREET ATLANTA. GEORGIA 30365 4PM-EA/GM Mr. Coy A. Garrett State Conservationist Soil Conservation Service 310 New Bern Avenue R535 Federal Building Raleigh, North Carolina 27601 Dear Mr. Garrett: Pursuant to your letter of 29 May 1984 and subsequent discussions with members of your staff, it appears that our initial concerns to certain elements of the West Quarter, Double, and Bay Supplement to the Swan Quarter Watershed Work have been resolved. In this regard, we await with interest the Final Environmental Impact Statement on this facility. If we can be of further service please don't hesitate to call. Sincerely yours, Sheppa d N. Moore, Chief Environmental Review Section Environmental Assessment Branch A-5 Y tt?41 Of rtment of the Interior De t i d S pa es ta te Un V _- O ' A OFFICE OF THE SECRETARY WASHINGTON, D.C. 20240 JAN 2 7 `?R4 In Reply Refer To: ER-83/1496 Mr. Coy A. Garrett Soil Conservation Service 310 New Bern Avenue Room 535, Federal Building Raleigh, North Carolina 27601 Dear Mr. Garrett: , Thank you for the letter of November 21, 1983, requesting our views and comments on the draft environmental statement, West, Quarter, Double, and Bay Supplement to Swan Quarter Watershed Plan, Hyde County, North Carolina. In conducting our review, we have noted some serious omissions and deficiencies which we feel merit reexamination. Where applicable, our comments have been organized into'general and specific concerns. General Comments Although our comments on the preliminary EIS stated that the FWS has replaced Circular e . d 39 with the publication, Classification of Wetlands and Deepwater Habitats of the Unit Fishand Wildlife 1979. LaRoe T t and E l G . , . . e o States (Cowardin, L. M., V. Carter, F. C. Office of Biological Services. FWS/OBS-79/31. 103 pp.), the draft EIS continues Service , to rely on Circular 39 for wetlands classification purposes. Because the : newer and classification is updated, more precise, and in widespread use, we encourage SCS modify the wetland classification in the final EIS. Also, our th e recommend that previous review expressed < concerns over the lack of a comprehensive fishery un ff o investigation of post-project impacts resulting from surges of freshwater r ncern has not been resolved. Thi s co associated with agricultural drainage. Several project maps, used to illustrate the location and design of the various t the selected alternative is in close proximity to National th a alternatives, indicate Wildlife Refuge lands administered by the. FWS. The only scale drawing provided in the document does not show the spatial relationship between the selected alternative and FWS lands. An example of this relationship, along with a complete description of all significant impacts to FWS lands and their management, is needed. Because of the importance of non-game species which inhabit the project area, and conservation easement, the final EIS must of th l e ue because of the size and resource va cies and anticipated changes in the hydrology, p e e s address project impacts to non-gam d-use of the conservation easement area. Without an adequate description vegetation, an of these impacts and a determination that potential adverse impacts are at an acceptable level, the DEIS is incomplete. A-6 f r Coy A. Garrett Speelflie Comments Page 4• a h 4 and e 5 Table A: The draft EIS implies that the FWS assisted in determining that fish and wildlife habitat and endangered species are of "medium significance" in project decisionmaking. Fish and wildlife habitat and endangered species are of the highest significance to us. As we view it, fish and wildlife habitat with the exception of wetlands and endangered species were not discussed substantially during project. planning since the project's impacts to those species are understood and are readily identifiable. The distinction between overall significance and significance to the planning process must be made. ' Page 4; paragraph 4: If TR-65 is a document, then appropriate reference information is needed. Page 5; last paragraph: This paragraph should be modified to describe wetland vegetation using the FWS publication, Classification of Wetlands and Dee water Habitats of the United States. (See related comments in "General Comments" section. Page 6; paragra h 2: We note that this is essentially the only description of wildlife resources in the?t EIS. These resources should be quantified and information should ' be provided about non-game species. Pages 10, 11, 13, 15; unnumbered figures: The illustration provided is :of such poor quality that it cannot be determined where the various project features are located in relation to existing landmarks, features, and habitats. This should be corrected in the final EIS. Page 16; paragraph 4: This section should be expanded to describe potential impacts associated with diverting agricultural drainage into Caffee Bay. Page 19-20; Table B: Significant impacts to fish and water quality could be associated with Alternative Sand the diversion of agricultural drainage into Caffee Bay. This should be' noted, where appropriate, in the summary and comparison table. Page 21• ara raph 1: This section should be modified to note that there was concern over anticipate adverse impacts associated with diverting agricultural drainage into Caffee Bay. To our knowledge, there was no "adverse concern." Page 25; Table C: Compliance with Executive Order 11990 regarding the protection of wetlands must be addressed. Page 27. Operation and Maintenance: This section must be expanded to include the proposed future use, operation, and maintenance of the 762-acre conservation easement area. Since the conservation easement involves publicly owned resources and a public works project, use of the area should not be limited to or -totally controlled by private landowners. Accordingly, public use, access, and management of the conservation easement area, during the project life, should be addressed in the final EIS. Page 37; paragraph 3: We disagree with the statement that the quantification of wetland values could not be determined. Those values are well documented and quantification, Coy A. Garrett 3 i n the based on the literature, is possible. Also, wetland losses, in acres, are provided draft EIS. Pae 37; paragraph 4: The "temporary disturbance" of 15 acres of wetlands needs further description. Where are these wetlands located? What kind of wetlands are they? How will they be disturbed? How long will they be affected? Also, how will wetland losses, both temporary.and permanent, be. mitigated? PM e 37• paragraph 5: The final EIS should identify all of the vegetative communities found in the 62-aere conservation area. Of the 405 acres accounted for, quantification of the various wetland types is needed. Also, it.is extremely important that the final EIS ' state the proposed and anticipated uses of the conservation area during the project life and that anticipated changes in vegetation be clearly identified. ' Page 39• ara a hs 1-2: This section fails to demonstrate that water levels capable of causing changes in plant and animal populations will not exist during the growing season. For example, while acknowledging that certain tree species are not "significantly adversely impacted by inundation periods of 10 days. during the growing season," the document does not state how long the area will be inundated during the growing season. Although the next paragraph states that project design allows drawdown of maximum storage in 10 days, the document does not address the effect of repeated , flooding which could extend floodwater retention beyond the 10-day limit. Also, if water is to be "held" during the waterfowl- season, who will assure that 'releases will occur during the growing season? What is the schedule for holding and releasing water? Page 39; paragraph 3: Visual impacts, although relatively less than with the other alternatives, need to be described. , Pa Le 46; last paragraph: The statement, "The U.S. Fish and Wildlife Service (May 24,. 1983) .indicated benefits to primary fin- and shell-fish nursery areas appear to be equal to wetland losses since: both are :unaquantifiable in terms of anticipated benefits:', (emphasis is added) is completely inaccurate. The FWS's position is one of impartiality since the fishery benefits cannot be quantified but they appear to offset known wetland losses. It is not that the losses and benefits appear to be equal since they cannot be quantified, as stated in the draft EIS. This misinterpretation of the FWS's May 24, 1983, letter must be corrected. It should be noted, also that the May 24 1983, letter states that, in the FWS's opinion, the selected alternative "would be difficult to justify in view of known wetland losses and unquantifiable benefits to, fishery resources." These. views are also important and are worthy of inclusion in the final EIS. Section 404 Comments ,Because of proposed wetland fills, Section 404 permits will be needed for this project. The FWS will comment on this proposed work during the public interest review of the public notices. The FWS notes, however, that more` specifie design information will be required than what is currently presented in the draft document. If there are negative impacts to fish and wildlife resources, mitigation will be required. A-8 I r i Coy A. Garrett 4 ' Summary Comments In summary, we believe the draft document, as written, does not adequately describe 1 either the fish and wildlife resources found in the project area or anticipated impacts of the various alternatives. Substantial modification to the final statement will be required to avoid our referral of this project, either through the Resolution of Issues Process of 1 the Channel Modification Guidelines or to the Council on Environmental Quality pursuant to 40 CF R 1504. Sincerely, L?il?iTr Kz.c? 1 f - Bruce Blanchard, Director Environmental Project Review 1 1 1 ! 1 1 1 i 1 A- 9 United States soil Department of Conservation ...Agriculture Service - - 310 New Bern Ave., Rm. 535.:. Fed. Bldg... Raleigh, North Carolina 27601 May 31, 1984 Bruce Blanchard, Director. Environmental Project Review ' United States Department of the Interior Office of the Secretary.: Washington, D.C'. 20240' ' Dear Mr. Blanchard:„ ' Your comments on the Draft Environmental Impact Statement for West, Quarter, Double and Bay Supplement to Swan Quarter Watershed Work Plan have been received and considered. Since the DEIS was published, the Sponsors and the Soil Conservation Service have made decisions that will affect your concerns and we can respond to your comments now in a positive way. Response to General Comments: , 1. The Soil Conservation Service is presently cooperating in an ' evaluation of the Classification of Wetlands and Deepwater Habitats of the United States with the U.S. Fish and Wildlife Service. It is current SCS policy to use Circular. 39 until the results of this cooperative evaluation are available and.a decision as to the use of the system being evaluated can be made. Draft EIS) negates concern over impacts to FWS lands. 3. The cropland dike alignment alternative does not include a conser- vation easement area nor a change in area hydrology. Therefore, this comment is no longer relevant. Response to Specific Comments: ' Page 4, paragraph 4 and page 5, Table A: These paragraphs refer to "Scoping of.Concerns".section of the Draft.Plan/EIS and to Table A. The "Scoping of Concerns section discusses significance:of issues and concerns as related to project actions. It was not the intent of this section to discuss general significance of any resource to any specific group or to society as a whole,-- only to discuss the specific issue as it affects the ' decisionmaking process for this specific project action. Table A is a listing of concerns and the degree of significance to the decisionmaking process for this specific project action. Again, it was not the intent to imply the relative significance of any resource or concern to society as a whole. O The Soil Conservation Service A-10 SCS-AS-1 is an agency of the 10_79 Department of Agriculture 2. Dike realignment to the cropland location (Alternative 5 in the I Page 4, paragraph 4: TR 65 is a document entitled Procedures to Estab- lish*Priorities in Landscape Architecture, and is so identified on page 18 and is listed as an entry in the reference'section. Page 5, last paragraph: Refer to response to general comments.. Page 6, paragraph 2: The major wildlife species, their relative' abundance, waterfowl, general excellence of wildlife habitat including agricultural feeding areas were discussed on pages 3 and 6 of the Draft Plan/EIS. These discussions resulted from conversation with various agency people familiar with the wildlife resources in the area and were assessed to be an accurate description of wildlife resources. Specific studies such as the Habitat Evaluation Procedure (HEP) would have been desirable, but workloads of biologists familiar with the area did not permit these more detailed studies. Pages 10, 11, 13, and 15: These unnumbered figures were intended to' provide a general perspective of project features along with a summary narrative of each alternative. A project map in addition to a wetland map of much greater clarity are in the Appendix C and D, respectively. Page 16, paragraph 4: The alternative which included diverting ,_.. , 'Agricultural-'drainage into Caffee Bay (Alternative 3) was not the recommended plan is the Draft Plan/-EIS'and is'nbt in the Final Plan/EIS." Selection of j the <cropland alternativ6 ' (Alternative 5) wbuld' have no impacts to' Caffee Bay. `Pages 19720, Table B:' Refer to.preceding response concerningCaffee Bay.` Page 21, paragraph 1.: Selection of Alternative5 as the recommended plan negates concerns associated with Caff-6`Bay.. Page 25, Table C. Due to oversight, the reference to E.O.: 11990 was not listed on Table C, page 25. This will be corrected in the Final Table C. We are in compliance of this Executive Order by applying'Section 2 and Section 6. SCS published amended procedures in the Federal Register, August 6, 1982, 7CFR-650. Page 27 - Operation and Maintenance: Alternative 5 does not included the conservation easement area. t Page 37, paragraph 3: Numerous attempts were made to obtain from experts in the fields of wetlands and fin- and shellfish nursery areas a quantification of values for both these resources. Although wetland values may be quantifiable based.on literature, the relative comparison of these values in common value units such as in dollars, with dollar values of nursery areas was not possible with the data available. However, the selection of Alternative 5 makes the comparative quantification of these values unnecessary for the planned project action. Page 37, paragraph 4: This comment refers to Alternative 4, the selected plan in the Draft Plan/EIS. Alternative 5, the cropland alternative will not entail the temporary disturbance of 15 acres of wetlands. A-11 Page 37.,.paragraph 5: Any reference to the conservation easement area and the'405 acres of wetlands included in the area is.not.relevant to Alternative 5 in the Final Plan/EIS. ' Page 39, paragraphs l and 2:. Alternative 5,, the.selected:plan in the Final Plan/EIS does not include a conservation easement area; therefore, management of water levels in.the area is.not.relevant with this alternative. , Page.39, paragraph 3: Visual impacts for Alternatives 2, 3, 4,,and 5 are discussed on page 18. Page 46, last paragraph: The subject letter is included in its entirety in the comment section. Section 404 Comments: SCS is aware that the project sponsors will need a 404.permit for this project action and that specific design information for project measures is a part of the 404 permit requirements. Summary Comments: ' The U.S. Fish and Wildlife.Service has been intricately; involved in the formulation, planning, and development of this project plan from its incep-. ton, along with numerous other resource and regulatory agency people. It became apparent to the SCS and local sponsors that the major issues and concerns associated with the Draft (Alternative 4) could not be resolved by participating resource people in the foreseeable future. For this reason, SCS and the local sponsors mutually agreed to select Alternative 5 as the recommended plan in the Final Plan/EIS. This decision made moot the need for response to many of the comments received from-your,agency. Reference to the "Resolution of Issues Process." or to the Council on Environmental Quality pursuant to 40CFR1504, is a prerogative that is yours for this project or any other project involving these concerns and issues. Sincerely, o A. Yrrett a, State Conservation st A-12 North Carolina ,,i?/? Department of Administration 116 West Jones Street Raleigh 27611 James B. Hunt, Jr., Governor Jane Smith Patterson, Secretary January 19, 1984 • Mr. Coy A. Garrett, State Conservationist Soil Conservation Service, USDA Post Office Box 27307 Raleigh, N. C. 27611 Margaret C. Riddle Coordinator Office of Policy and Planning (919) 7334131- Re: SCH File Number 84-E-0000-5118; Draft Environmental Impact Statement, West, Quarter, Double, and Bay Supplement to the Swan Quarter Watershed Plan; Hyde County The State Clearinghouse has received and reviewed the above ' referenced project. As a result of this review, the State Clearinghouse has received the attached comments from the North Carolina Department of Natural Resources and Community Development. Thank you for the opportunity to review the above referenced document. Sincerely, C4, ?vw- Chrys Baggett (Mrs.) Clearinghouse Director CB/mew ' Attachments cc: Regional Clearinghouse "R" A-13 An Equal Opportunity Affirmative Action Employer - Ad,.4- - North Carolina Department of Natural ?, Resources &Community Development James B. Hunt, Jr., Governor Joseph W. Grimsley, Secretary January 17, 1984 MF:MnRAWnlTM TO: Chrys Baggett, Director State Clearinghouse \ FROM: Anne Taylor r' "SUBJECT: West, Quarter, Double, and Bay Supplement to the Swan Quarter Watershed Plan (#84-5118) NATURAL RESOURCES PLANNING AND ASSESSMENT Telephone 919 733.6376 Anne Taylor Deputy Assistant Secretary Telephone 919 733.4984 The Department of Natural Resources and Community Development has reviewed the draft supplement to the Swan Quarter Watershed Plan. The following attachments represent the specific comments of the Divisions within this Department. It is felt that work should continue on this EIS process so the appropriate project can be begun in the near future. A number of weaknesses in the draft EIS have been identified and their correction will improve the document and decision-making processes. Generally, it is felt that more attention should be given to the benefits to be derived from each alternative in addition to agricultural protection, and that the included trade-offs would be better recognized and evaluated through the presence of this information. Several minor adjustments to the alternatives are offered for consideration. More detailed information is also requested about the long-term management plans and responsibilities for the alternatives. The Department of Natural Resources and Community Development continues to support the concept of protecting our fisheries resources through better management of agricultural run-off, wetland protection, and cooperative project planning. If any of our Divisions can be of further assistance in completing the EIS process, then please call upon them. If you have any questions about these specific comments, please notify Melba McGee at 733-6376. AT:kh:7968 Attachments A-14 P U. Box 27681 iialoiyh, N. (12,'61 1 Xli,* ;h`\ MBAO To: Bob Mahood OM Sholar rr T : FR y e SUBJECT: Draft EIS, Juniper Bay Project DATE: S January 1984 I have reviewed the draft EIS on the Juniper Bay project:. In general, it appears that our comments on the preliminary draft EIS have been taken ,into account. The following is a list of specific comments: 1) Page 19 - Table B - "Primary Nursery Areas" Without Project - The statement about organisms suffering mortality every 2 1/2 to 3 years is not accurate. Generally, it appears that a "good" . shrimp crop is produced one year out of every two to three years for various reasons. This is a general trend and in no way can it be stated as a rule. Other "organisms" are effected to a more or less extent. Since this statement is not accurate and misleading, it should be omitted. Alternative 4 - The nursery area research potential with this project is, extremely limited. I would anti- cipate little or no active research with this alternative, al- though some monitoring will continue basically as is currently being conducted. 2) Page 23 - What will happen to the boat docks on Quarter Canal? Will these fishermen retain access to their docking facilities? Are plans made to relocate the docks and proviJe road access over the dike? 3) Page 24 - First Paragraph - The use and control of the flashboard i ves, risers need to be made very clear. The various management object uses, and priorities should be clearly outlinel. The potential exists for various management objectives of the flashboard risers to be in the storage di i fl n oo ng conflict. For example, maintaining maximum pools for waterfowl may conflict with the management objective of reducing peak discharges in the nursery area. Also, who will establish the priorities and have final control of the flashboard risers? These should be very clearly stated to prevent future conflicts. 4) Page 37 - First Paragraph - The last sentence in the paragraph is somewhat misleading. In this instance, it apP?,ars to be an either/or issue of wetlands or nursery areas. It shoulc be pointed out that wetlands are essential for nursery area production. S) Page B-2 - Number 3C - Alternative four provices virtually no potential d as we have in the past. it i b ore e mon ll for earth but w I A-15 - 2 - I 6) Wetland Types Map - The downstream limit of the primary nursery area is in the wrong location. See attached for the proper location. Considering the anticipated benefits to the Juniper Bay nursery.area, the Division of Marine Fisheries supports the preferred alternative. Our position was outlined in a letter to Mr. Coy-Garrett (SCS) from Mr. Ed McCoy (Division of Marine Fisheries) as follows: "The Division of Marine Fisheries feels that the current Juniper Bay project design (Alternative 4) which includes a conservation storage pool of about 750-800 acres, should have a positive benefit for the downstream primary nursery area by reducing peak freshwater inflows, especially during storm events. Because the project design does not provide any capability to manipulate freshwater flow so that effects of increased or decreased freshwater flow on the downstream primary nursery areas can be evaluated experimentally, benefits cannot be documented. Further, the project design does not provide for active water management for either agricultural or fisheries benefits. Un- fortunately, the Division does not have the resources necessary to monitor this project; thus, benefits cannot be quantified. In the absence of such documentation, we believe that the project may not completely fulfill the need for a full scale demonstration project outlined in the report of the Governor's Coastal Water Management Task Force. In spite of these reservations, however, we do think that such a project is of potential benefit to our marine resources...." However, it should be pointed out that if serious objections arise concerning Alternative 4, the local sponsor's original project (Alternative 5) should be implemented as soon as possible. We wish to delay their project no longer . than it already has. If I can provide further assistance or clarify any points, please let me know. cc: Ed McCoy Mike Street A-16 r I ANZ MA7 rAmusXFE r s Fee& ? s•f ? lw• =•1 t Y • ? YI 1 Y 1 1 r• ? Y 1 ? r • • " Q r I •+ Y O f • AfWL • f OI.01f01 • e 7 8 B 8 12 Wltpli E 17 Rs ru E Q ?tSFws, • Wl r i A? N 0 TYPES n SWAN QUARTER WATERSHED wEs r, QUA R 1•ER, DOUBLE one BAY Svl'PL £i1I£IV T NYVE couiv r r • MONT M cA*oL INA O ?/! ? ally a_17 ?FikNYlufhe.;t:;?Y - DIVISION OF ENVIRONMENTAL MANAGEMENT January 11, 1984 INTER-OFFICE MEMORANDUM TO: Milan Muzinich FROM: William J. Moore GC?' SUBJECT: A-95 Review 484-5118 Draft EIS Swan Quarter Watershed Plan Hyde County The H'de County.commissioners and the Pamlico Soil and Water Conservation District are sponsoring a flood prevention project. The project area is located in the central portion of Hyde County between US 264 and SR 1124. The size of -the water; shed is 8002 acres. Land uses within the watershed include 5150 acres of crop land, 2718 acres of forest land and 134 acres miscellaneous. The watershed drains through a system of ditches and canals into Juniper Bay which is tributary to the Pamlico. Sound. Juniper Bay. is classified SA waters and has been designated a Primary Nursery Area by the Division of Marine Fisheries. The proposed project includes the following: (Alternative 4) (1) 6.3 miles of flood prevention dike (2) 55 tide gates (3) 762 acre conservation easement/water storage area (4) channel work and, (5) land treatment measures The proposed dike alignment would permanently eliminate 20 acres of wetlands. In order to obtain material for the dike, a borrow canal would be constructed adjacent to'the dike alignment. This would convert an additional 21 acres of wetlands to open water. There are an additional 405 acres of wetlands, 86 acres of forest land and one acre of crop land-located within the dike area. The draft EIS does not indi- cate that the areas within the dike will be impacted. The following comments are offered regarding Alternative #4: (1) The proposed borrow canal might be placed on the inside of the dike alignment, thereby eliminating adverse impacts on 21 acres of wetlands. The drainage through the flap gates could then be dispersed over the adjacent wetlands. (2) If for some reason(s) it became-necessary to locate the borrow canal on the outside of the dike alignment, the borrow canal should be stopped short of the outfall canals. * This would promote the idea of sheet flow through the wetlands rather than direct discharge through the outfall canals. A-18 IJ o Milan Muzinich Page 2 (3) There maybe other ways to reduce impacts to wetlands. For example, cutting down the size of the dike and altering the side slopes would reduce the acres of wetlands impacted. If the above modifications were considered, there may be some positive water quality benefits realized in Juniper Bay. However, it is difficult to weigh these positive benefits against the negative benefits associated with wetland losses. Therefore, alternative # 4 may not represent the best alternative. Alternative No. 5 would involve the construction of a dike adjacent to crop land areas. Approximately two acres of wetlands would be permanently lost under the dike. The 762 acre conservation easement/storage area would be deleted from the project. Additional tide gates would be installed to direct runoff to existing canals-which discharge directly to Juniper Bay. It is not anticipated that this alternative would have any significant impacts on water quality in Juniper Bay (positive•or negative). If the local sponsors choose this alternative, serious consideration should be given to the location of flap gates along the dike align- ment.. These flap gates would allow runoff to be dispersed over vegetated wetland areas•rather than-discharged directly to existing canals. Due to slight changes in elevation, pumping may be necessary to facilitate sheet flow through the wetland areas.. Alternative No. 2 indicates that there-is no support among local sponsors for an alternative having pumps as a project measure. The final EIS should address the following items: (1) A 401 water quality certification may be required due to the placement of fill in wetlands. (2) How would the proposed 762 acre conservation easement/storage area be managed? (3) Regardless of which alternative is selected, the project design should allow for sheet flow through vegetated buffers in order to reduce impacts associated with runoff. I would recommend that the local sponsors and the review agencies meet and discuss this project prior to submitting the Final EIS. WJM/ekw I A-19 t ' DIVISION OF ENVIRONMENTAL MANAGEMENT December 16, 1983 MEMORANDUM TO: Milan Muzinich, Regional Office Manager Washington Regional Office A%A FROM: Richard Powers, Hydrologic Technician R Washington Regional Office SUBJECT: A-95 Review #84-5118 Hyde County This project may require the issuance of a Capacity Use Area water use permit. It is highly recommended that this project be reviewed by our Permits and Compliance Unit to determine if said permit is needed. RRP/cm cc: Arthur Mouberry A-20 • State of North Carolina Department of Natural Resources and Community Development A95/EIS REVIEW - PROJECT COMMENTS ing Office: ' Due Date: fter review of this project it has been determined that the NRCD permit(s) indicated most be obtained in order for this project to comply ith North Carolina Law. - -- -- I— '1L-- ---''- '-L---u t- „ ¦ . _ '. Art.- i...ti...._d - .L- .e..a..? ..r ,Lt. G..... ?..?aa..,..o ...e_._...e .....?. . .............•...,_._ _., .........coca .., ...., ••-e•----_ - 11 applications, information and guidelines relative to these plans and permits are available from the same Regional Office. Normal Pre Time statutory PERMITS SPECIAL APPLICATION PROCEDURES or REQUIREMENTS limit Permit to construct & operate wastewater treatment Application 90 days before begin construction ex award of construction contracts 30 day! cilitles, sews system extensions, & sewer systems On-site Inspection. Post-application technical conference usual t discharging into state surface waters. (90 days) NPDES- permit to discharge Into surface.waters and/or Application 180 days before begin activity. On-site inspection. Pre-application 90420 day- it to operate and construct wastewater facilities conference usual. Additionally, obtain permit to construct wastewater treatment ischarging Into state surface waters. facility-granted after NPDES. Reply time, 30 days after receipt of plans or issue (NIA) of NPDES permit whichever is later. 30 days Water Use Permit Pre-application technical conference usually necessary (N/A) 7 days 11 Construction Permit N/A (15 days) Application copy must be served on each riparian property owner. On-site 55 days edge and Fill Permit inspection. Pre-application conference usual. Filling may require Easement to Fill from N.C. Department of Administration and Federal Dredge and Fill (90 days) Permit. Permit to construct & operate Air Pollution Abatement 60 days lities and/or Emission Sources N/A (90 days) J&ny open burning associated with subject proposal must M In coo. Hance with 15 NCAC 20.0520. 0 Demolition of structures containing asbestos material must 6 s in compliance with 15 NCAC 2D.0525 which prohibits N/A ing of such materials. (90 days) 47 lox Source Permit required under 15 NCAC 20.0800. rbe e Sedimentation Pollution Control Act of 1973 must be properly addressed for any land disturbingE activity. An erosion & sedimentation control plan wi required if one or more acres to be disturbed. Plan filed with proper Regional Office (Land Quality Sect.) atleast30 days before begin activity. -Affhe Sedimentation Pollution Control Act of 1973 rust be addressed with respect to the referrenced Local Ordinance: site inspection usual. Surety bond filed with N RCD as shown: AFFECTED LAND AREA AMOUNT OF BOND 30 days Less than 5 acres $ 2.500 fining Permit 5 but less than 10 acres 5.000 10 but less than 25 acres 12.500 (60 days) 25 or more acres 25.000 _ I day ina Burning Permit On-site inspectio n by N.C. Division Forest Resources if permit exceeds 4 days (N/A) und Clearance 8uming Pernie 1 day e. Washington. Tyrell counties) On-site inspection by N.C. Division Forest Resources required. (N/A) r 90.120 day g Facilities N/A (N/A) If permit required, application 60 days before begin construction. Applicant must l hire N.C. qualified engineer to: prepare plans, inspect construction, certify 30 days Permit Da construction is according to NRCD approved plans. May also require Department of Human Resources permit under mosquito control program. (N/N File surety bond of $5,000 with NRCD running to State of N.C. conditional that 10 days Permit to drill exploratory oil or gas well any well opened by drill operator shall, upon abandonment, be plugged according to NRCD rules and regulations. (WA) Geophysical Exploration Permit Application filed with NRCD at least 10 days prior to issue of permit 10 days Application by letter. No standard application form (NSA) Continued on reverse A-21 State Lakes Construction Permit 401 Water Quality Certification LAMA Permit for MAJOR development statuoory u SPECIAL APPLICATION - P- O - - Application fee based on structure size is charged. Must Include descriptions & IS20 d? drawings of structure & proof of ownership ofuiparian property (N/A) 60 day' N/A 130 0 days: $10.00 fee must accompany application (180 days CAMA Permit for MINOR development ' $10.00 fee must accompany application Several geodetic monuments are located in or near the project area. If any monuments need to be moved or destroyed, please notify: N.C. Geodetic Survey. Box 27687, Raleigh, NC 27611 A full E I S must be required under the provisions of N E PA and SE PA Other oorrxrhents (attach additional pages as necessary. being certain to cite comment authority): reviewer signature agency 22 day! 0 t (60 days) Asheville Reatonal Office 159 Woodfin Street Asheville, NC 28801 (704) 253-3341 a Mooresville Regional Office 1119 North Main Street Mooresville, NC 28115 (704) 664-4627 Washington Regional Office 1502 North Market Street Washington, NC 27889 (919) 946.6481 Raleigh Regional Office Box 27687 Raleigh, NC 27611 (919) 733-2314 Wilmington Regional Office 7225 Wrightsville Avenue Wilmington, NC 28403 (919) 256.4161 Winston-Salem Regional Office 8003 Silas Creek Parkway Extension Winton-Salem, NC 27106 (919) 761-2351 A 7 7 REGIONAL OFFICES Fayetteville Regional Office Suite 714 Wachovia Building Fayetteville, NC 28301 (919) 486-1541 Division of Soil arid Water Conservation 11 North Carolina Department of Natural Maurice G. Cook Resources &Community Development Director James B. Hunt, Jr.. Governor Jus? tilt W. Gtims1ey, So( t? tary telephone 919 733.2309 January 12, 1984 MEMORANDUM TO: Melba Strickland ?II l t?,w•?ilGti FROM: Carroll Pierce SUBJECT: SWAN QUARTER DRAFT ENVIRONMENTAL IMPACT STATEMENT Specific comments are listed by alternative: Alternative II - This alternative-is not economically feasible and cannot be supported by Soil Conservation Service. Alternative III - The fishery needs are best met in this alternative and adequate agricultural benefits are provided. This project is attractive for research into fresh water intrusion. The adverse impacts of the loss of forty-one acres of wetlands and the conversion of forty-four acres to open water should be stated. Alternative IV -.This project would.provide benefits to agriculture and fisheries. The effect of losing twenty acres of wetland under the dike and the transition of twenty-one acres to open water needs evaluation. Alternative V - The agricultural needs.of the watershed are provided for and no other benefits are achieved. Alternatives III and IV address the multi-purpose objective:. set by the Governor's Coastal Water Management Task Force (GCWMTF) as outlined in objectives 3 and S. These alternatives allow for flood protection while also incurring positive effects for a primary saline nursery area. The concepts of using a diversion or storage are the only feasible means of accomplishing the water management strategy recommended by the GCWMTF. The maintenance of the existing drainage capabilities is essential for agricultural production. The Division would support alterations to either alternative III, IV or V, which would better meet the environmental concerns and maintain the multi-purpose objectives. CP:km A-23 F. 0. Box 2/687 Ha !iqh. N. C. ? 611 'lutil Sec!ions: District Prv,irums 208 Agri. N.P.S. Wutershed Plunning Soil Survey January 12, 1984 MEMORANDUM TO: Melba Strickland FROM: John Sutherlan SUBJECT: Draft EIS Review for West, Quarter, Double, and Bay Supplement to the Swan Quarter Watershed Plan We have reviewed the draft Environmental Impact Statement concern- ing West, Qua rter, Double, and Bay Supplement to the Swan Quarter Watershed Plan for Hyde County and have the following comments; 1. Page 14, line '4 describes the impacts of the project on 56 acres of wetlands. We-have the following questions concerning wetland conversion: (a) What ecosystem impacts would the conversion of wetlands' to open waters produce? (b) Would there be long-term detriments, to ecosystem equilbrium in Juniper Bay? (c) What impacts would be expected on the ecosystem by the per- manent loss of wetland acreage? 2. Page 21, line 11 describes a diversion channel in alternative 3 that would empty freshwater into Caffee Bay which is a designated nursery.area by Marine Fisheries. This alternative only trans-. drainage problem from one nursery habitat fers the freshwater . area (Juniper Bay) to another area.(Caffee Bay). 3. Page 37, 3rd paragraph states that a reasonable tradeoff between wetland losses and.primary nursery area benefits was determined. We would favor a reduced impact upon wetlands, even if some benefits to nursery areas have to be sacrificed. Wetlands are critical to a healthy, functioning ecosystem. 4. Page 37, line 28 states that "762 acres, most of which (405 acres) are wetland types 7, 8, and 12, will remain in their present use for the life of the project (50 years)." We have the following concerns about easement termination after the 50 year period: A-24 x 1 1 1 f 1 1 1 1 1 i 1 1 1 1 o . Memo to Melba Strickand January 12; 1984 Page Two (a) What will become of the 405 acres of wetlands once owner- ship is reliquished from the State? (b) Who will acquire ownship. and easement rights? (c) Will the conservation area be managed in an environmental- ly sound and productive manner in balancing agricultural and fishery interests? 5. Rather than just using wetlands for excess water storage, we suggest a possible sixth alternative where flood storage is done on a combination of wetlands and agricultural lands, e.g. digging some holding ponds. dls A-25 CD ?. .. DNR - - 19$4- JAW I Field Services. Section ENVIp.0NMENTAL OCM - Morehead City NC ASSESSMENT SECTI04: January 6, 1984 MEMORANDUM TO - Melba Strickland From Preston P. Pate, Jr. Subject Swan Quarter Watershed Plan, Hyde County Proj. No. 84-5118 This office has reviewed the subject document and would like to of- fer the following comments. We first became involved with this project several years ago when David'Gossett-'was.ask.ed by the Soil Conservation Service to inspect an alignment along which a flood protection dike was being consi- dered for construction. The plans also contained the installation of flood gates on existing ditches. The project.was being proposed to eliminate an apparent saltwater intrusion problem on certain agricultural fields in the project area. The alignment was never finalized even though it appeared that the project would not require permits from the OCM. There was no further contact between this of- fice and the Soil Conservation Service until they decided to change the original project to incorporate some measures for controlling water flow into the headwaters of Juniper Bay. Many meetings have been held with the sponsoring agency and the va- rious state and federal review agencies to discuss various alterna- tives which would give the needed saltwater intrusion protection and the additional element of water control. Personnel from this section expressed at each of these meetings our concerns about the loss of large areas of wetlands associated with some of the alterna- tives which included the design for water control. These concerns, which were supported by representatives from other agencies, were in- strumental in the development of the document that is being reviewed. The document explains that the objectives of the proposed project are . to reduce the annual loss of agricultural production due to flooding of cropland with salt water, and to reduce the rate of freshwater . discharge into saline nursery areas. The primary objective is iden- tified as the flood protection to cropland. Five alternatives are considered, four of which will meet the primary objective, and two of which will provide the benefits to the primary. nursery areas. Alternative No. 4 is identified as the preferred alternative. It has the basic features of 6.3 miles of flood prevention dike, and 762 acres of water storage area. The EIS states that this alternative will provide the cropland protection, and will reduce the peak rate of discharge into the primary nursery area, thus providing a benefit .to fisheries resources. This alternative will also involve the loss of significant areas of wetland resources. Twenty acres of wooded swamps, pocosins and coastal shallow fresh marshes will be covered by the dike. An additional 21 acres of the same type of habitat will be converted to open water by the excavation of a borrow A-26 -2- canal to obtain material for dike construction. Fifteen acres of the same type of habitat will be temporarily disturbed during the project construction. Four hundred and five arses of the same type of vegetation will be impounded within the conservation pool. The description of Alternative No. 5 on Page 15 of the EI,S, indi- cates that the major objective identified by the project sponsors (control of saltwater intrusion) can he met while avoiding the wet- land losses. The N. C. Division of Marine Fisheries has taken the position that Alternative No. 4 will provide a positive benefit to fishery re- sources within the primary nursery areas of Juniper Bay, if the water control elements of the preferred alternative function as proposed. These benefits may be so small and subtle that it.will be extremely difficult, if not impossible, for them to be quantified. Furthermore, researchers from. N. C. State University and the UNC Sea Grant program which have been involved in the discussion of the project design have stated that they could not design a research project to prove or disprove the positive benefits resulting from Alternative No. 4. Consequently, any evaluation of the success of the proposed project would be documented only through the sampling programs implemented by the Division of Marine Fisheries. We would like to offer the following comments and raise the follow- ing questions concerning specific aspects of the Draft EIS. 1. Office personnel were shown during onsite visits of the pro- ject area the worst damaged sites resulting from saltwater intrusion. There appeared to have been no.more than 100 acres damaged. We do not understand the statement within the EIS that the annual direct flood damage-is to 5,150 acres of cropland and approximately $310,000, considering what was observed and explained during the onsite inspec- tions. 2._ The wetland types involved in the project are identified ac- cording to the US F&WL classification scheme. A more detailed description of the wetlands impact, based on the amount of losses per species, would be helpful to determine the degree of wetland loss in areas under state jurisdiction. 3. The statement on Page 14 that installation of Alternative No. 4 would provide some research potential on the study of freshwater influence on primary nursery ares, appears to be contradictory of the position taken by University researchers who have been evaluating this project. If more informa- tion is available to support the feasibility of future re- search, this should be included in the document. 4. A further explanation of the necessity to incorporate two A-27 -3- acres of Type 12 wetland into the dike alignment of Alterna- tive No. .5 should,be provided, 5. An explanation should be.provided as to why the subject 762 acre conservation easement could not be provided to some de- gree, if not completely, outside of any wetland areas. 6. A more detailed description and discussion of the con,serva- tion easement must be provided. A further description should address what rights would be retained by the pro- perty owners, what rights for public use and access would be.provided, who will be responsible for management of the area to enhance wildlife production,. and what will be the, fate of this area once the initial 50 year lease agreement expires? 7., The document.should.clearly state that the alternatives which do not provide the element of water management will. not increase the amount nor rate of freshwater inflow into the nursery areas of Juniper Bay. None of the alternatives appear to have the potential.of making the freshwater intru- sion problem into Juniper Bay any worse than the existing problem. 8. The statement on Page.22 that Alternate No. 4 will create significant benefits to the primary nursery areas by reduc- ing peak rates of freshwater discharge is an assumption which has not been substantiated by the researchers or fishery management people. Reducing the rate of.freshwater inflow during certain rainfall events will most probably benefit the fishery, but the indication that these benefits will be sig•- nificant is probably not an accurate statement. 9. The document.states that Alternative No. 4'was chosen over Alternative No. 5 Jue to a greater annualized net benefit and sponsor support. These statements should be expanded to point out that.the greater annualized net benefit is only .8%. Furthermore, the document includes a statement on Page 22 that local sponsors have indicated a general willingness to support Alternative No. 5. Therefore, it appears that the economic benefits are extremely marginal considering the wet- land losses associated with the project. 10. A further explanation should be given on who will be respon- sible for managing the water level control structures within the conservation pool. 11. The requirement to obtain state dredge and fill anal CAMA Major Development permit should be included in the list of necessary forms of authorization on.Page 27. A-28 -4- 12. We do not agree with the statement on Page 43 that the recommended alternative is consistent with the land classi- fications and stated priority uses of the Hyde County Land Use Plan. Their plan classifies the coastal wetlands as conservation, and states that they should remain essentially in their natural state. The scale of the land classification map would indicate that the entire project area has been desig- nated as rural; however, a more detailed review of the narra- tive portion of the Land Use Plan will show that the coastal wetlands are classified as conservation. The document implies, through a statement on Page 43, that the conservation easement over a 762 acre area would pro- vide protection for 405 acres of wetland types 7, 8 and 12. It should be pointed out that these areas are presently protected by very strict regulations through Section 404 of the Clean Water Act. 13. A clearer discussion of how the conservation pool will func- tion to reduce the rate of discharge into Juniper Bay must be provided. It is difficult to understand how the pool can be designed to retain only one-half inch rainfall, yet can reduce the rate of discharge during a 25-year storm by 50%. 14. 'It is not clear in the discussion of Alternative No. 5 why this alternative is more expensive when it involves approxi- mately one mile less dike construction. It appears from the information included in the Draft EIS that the justification for implementing Alternative No. 4, and altering such a large area of wetlands, is extremely weak. Without further sup- port of clearer benefits to the fishery resources, or any other type of offsetting public benefits, we would be inclined to recom- mend Alternative No. 5 as the most acceptable project design. The permanent loss of 41 acres of coastal wetlands is a very serious con- sideration we will have to make in our final comments on the fi- nal draft of this document, and also evaluate applications for State permits which must be submitted for authorization to imple- ment this project. This will include a statement regarding the consistency of this project with the N.C. Coastal Management Program. We wholeheartedly support efforts by the SCS and the Department to strive toward implementing water management plans to effect exist- ing and future drainage into coastal waters. We recognize that it is inevitable that trade-offs must be made to effect the benefits of these water management plans, and these trade-offs will charac- teristically be in the form of permanent alteration of coastal wetlands. It will be impossible to legitimately justify these losses without the evaluation of benefits based on existing infor- mation, or the potential to evaluate potential benefit based on future monitoring and research projects. Coastal wetlands are a A-29 -5- valuable component of the coastal ecosystem, and are stringently protected through state and federal laws. The balanc e of overall benefits to the coastal ecosystem must be determined as.aecurately as possible before the decision to allow their conver sion to other land uses is made. We appreciate the opportunity to review this document and.will pro- vide any clarification of any of the comments for the project's spon- sor if necessary. Preston P. Pate, Jr. CC: Milan Muzinich, Wash. Fld. Ofc. Dave Gossett, OCM, Mashington Mike Street, DMF, Morehead City A-30 1 January 6, 1984 I MEMORANDUM I TO: Melba McGee t 1 t 1 P_J 11 SUBJECT: Project 84-5118, Swan Quarter Watershed Project, Hyde County, North Carolina We find the document inadequate to support the selected Alternative 4, which advocates a salt water intrusion dike and a water storage or conserva- tion impoundment. Generally, the document'is poorly prepared and fails to support by data or discussion the project being advocated. As an example, the purpose state- ment only mentions the protection of cropland losses from salt water intrusion; the basic concept of water management was omitted as a project: purpose. (See Summary.) The water storage,or conservation area, 780 + acres, is.discussed briefly in Alternative 4, however the specific management and functional details are not addressed sufficiently to clearly show that benefits to fish and wildlife and to marine fishery resources are adequate to justify the losses to wetlands which occur. The document, as now prepared, appears-to justify only Alternative 5, a saltwater intrusion dike located northward and away from the coastal wetlands. We would offer no objection to Alternative 5, however we cannot support Alternative 4 as we are of the opinion that it does not represent the best possible project design to demonstrate a total water management concept for eastern North Carolina. TSC/lp Enclosure Robert Gordon, Laurinburg ..hairman 2 "Stuart Crifcher, Coordinittor Habitat Conservation Section W. Vernon Bevill, Raleigh Executive Director M. Woodrow Price, Gloucester Vier-Chairman :tichard W. Adams, M.D., Statesville Joe Carpenter, Jr., Fayetteville Dan Robinson, Cullowhee David L. Allsbrook, Scotland Neck Polie Q. Cloninger, Jr., Dallas Do-iald Allen Thompson, Mount Gilead N W. Brame, Jr., Nor.fi ` esboro Dr. John C. Hamrick, Jr., Shelby Jerry W. Wright, Jarvisburg ,k*c q`-. 1 fKtles, Ole, Henry (Buck) Kitchin, Rockingham A-31 North Carolina Wildlife Resources Commission Archdale Building, 5is N. Salisbury Street, Raleigh, North Carolina 27611, 919-733-3391 Mrs. Chrys Baggetts Director State Clearinghouse Office of Budget and Management North Carolina Department of Administration 116 West Jones Street Raleigh, North Carolina 27611 Dear Mrs. Baggett: The Local Sponsors and SCS have been evaluating the comments received on the Draft Environmental Impact Statement (DEIS) for West, Quarter, Double and Bay Supplement to Swan Quarter Watershed Work Plan. The issue of benefits to be derived from the primary nursery area that you raised in your letter isthe major issue presented by most commenters in DNRCD and others. Most believe it is essential to know the extent of these benefits so trade-offs would be better recognized and evaluated through the presence of this information. This information is not available at this time and apparently will not be available in the foreseeable future. Confronted with the probability of this remaining unresolved issue and thereby not permitting implementation for the reduction of floodwater damages, the Sponsors and SCS mutually agreed to change the recommended plan to alternative 5. The Final Environmental Impact Statement will reflect this change. , Responses to comments made by the various divisions of the department are designated and attached. Thank you for your support and assistance in this effort. Sincerely, C o re tt State Conserva Attachments VO The Sol Conservation Service SCS-AS-1 is an agency of the A-32 10-79 Department of Agriculture O f Marine Fisheries Di i i h C li on o na v s aro Nort A decision has been made;to change the recommended plan to alternative 5. The Final EIS will present the details of this change. Responses to your specific comments are as follows: 1. Page 19 - Table B has been changed to included the wording you suggested. 2. Page 23 -.The boat docks will remain on Quarter Canal with access provided over the dike. 3. Page 24 - Flash board riser and the conservation easement area are no longer a part of the plan being recommended. This comment is now moot.' 4. Page 37 - This will be acknowledged. 5. Page B-2 - Number 3c - Changes will be noted in the FEIS as the Selected Plan will display alternative 5. 6. Wetland Types Map - The downstream limit of the primary nutsery area will be changed at your suggestion. Division of Environmental Management 1. Comments regarding alternative 4: d These comments have become moot with the decision to recommen alternative 5 in the Final EIS. 2. Comments regarding. alternative 5: a. Discharge pipes with flap gates will be located at existing canals and will need all the efficiency of design that can be developed. It is our judgement.also that to facilitate sheet flow through thevegetated wetland areas, pumps would be needed. l EIS will address: Fi b na . (1) The need for a 401 water quality certification permit. (2) There will be no conservation easement developed with alternative 5. (3) There will be some sheet flow.at most outlet canals due to the canal not having enought capacity to discharge full pipe flows. However, pumps needed to facilitate sheet flow are not a viable option for any alternative. A-33 Division of Soil and Water Conservation Comments state the Division would support alterations to alternative 3, 4, or 5. However no alterations were suggested. With the decision made to present alternative 5 as the recommended plan in the FEIS, alterations may not be necessary since alternative 5 is a single purpose agricultural flood water damage reduction objective. North Carolina Wildlife Resources Commission 1. The stated project purpose is limited process to that which cost- sharing is identified. In this case it is floodwater damage reduction to cropland. Through .all the.Task Force meetings the project was reiterated several times. Water management was deleted as a project purpose when the State said no cost-sharing would be done. 2. References to the 762 acres.of conservation easement area are made moot by the decision to develop alternative 5 as the recommended plan. 3. Alternative 5 is now the selected plan and details will be set forth in the FEIS. 4. We are glad you have no objection to alternative 5. Alternative 4 was presented as the best possible project design to demonstrate total water management. We were looking for a project that would demonstrate the concept at the least cost. Office of Water Resources 1. The 56 acres of wetland mentioned will not be affected because of the decision to recommend alternative 5. Effect of alternative 5 will be set forth in the FEIS. 2. Alternative 3 was not the recommended plan due to many other consid- erations. Coffee Bay was presented to SCS as a secondary-or at not as important nursery area as Juniper Bay. The concept was to divert the freshwater slug flow to areas where less impact would be made. 3. No response by SCS needed. 4. All comments about the conservation easement are made moot with the decision to go to-alternative 5. 5. Holding ponds will not be necessary with alternative 5. The system is designed to, remove 2 inches of freshwater runoff in 24 hours. Excess beyond 2 inches will be stored on cropland. A-34 Office of Coastal Management. A comment infers.that SCS made the decision to change the original project to incorporate water management control into Juniper Bay. SCS was requested to incorporate the purpose of providing benefits to the primary nursery area by the Governor's Coastal Water Management Task Force. The decision to present alternative 5 will make moot many of the comments provided. The details of alternative 5 as the recommended plan will be provided in the FEIS. Specific comments: 1. The plan identified 175-200 acres as land being damaged by salt intrusion. Flood damages to the 5150 acres are identified as crop damage. Both types of damages and benefits were used to evaluate the alternatives. 2. There will be less than two (2) acres of type 12 wetland unavoidably affected by alternative 5. 3. No more information is available to support the demonstration, the proposed project. The probability of this fact developing into an unresolved conflict weighed heavily on the decision to change to alternative 5. 4. The present dike alignment is consistent with existing (previously disturbed) canals and spoil areas. Any change from this alignment will increase the number of acres of wetlands directly impacted by dike construction. The wetland areas directly disturbed by this alignment are in areas where the previously constructed canals and spoil areas are not wide enough to facilitate the planned dike. 5. The conservation easement area no longer is under consideration. 6. With the decision to change to alternative 5, this comment is moot. 7. Comment noted. The FEIS will so state. 8. See comment 6. 9. The only economic benefits used in both alternatives were the flood water damage reduction benefits. As discussed on page 22, the benefits to the primary nursery area were not evaluated, but could be achieved with no additional cost. In other words, the omelet is the primary nursery area, the cracked eggs are the wetlands involved. 10. Water level control structures are no longer a part of the plan. 11. The need to obtain a stake dredge and fill permit and CAMA. Major development permit will be spilled out in the FEIS. A-35 12. The conservation easement was to be signed by each landowner involved. This easement restricted those acres from being changed by them for the life of the easement. This was a condition imposed on and accepted by the landowners at their costs. However, selecting alternative 5 has eliminated the need for the conservation easement. 13. Basically, the first one-half inch of rainfall will be handled by the conservation easement area (762 acres). The discharge pipes will be discharging also at a rate that is equivalent to 50% of the 25-year storm. You may be confusing rate of flow with volume of flow. The total volume of freshwater will eventually be discharged to Juniper Bay. However, the slug flow (peak rate of flow) will be buffered by the dike and conservation easement area storage. 14. Without the conservation easement area (storage) the number of pipes discharging through the dike (alternative 5) must be increased to remove 2 inches of runoff in 24 hours, the same design removal rate as in alternative 4. Your inclination to recommend alternative 5 has been accepted. A-36 i United States Office of office of Wggi i , D•G• Department of the Secretary Equal 20260 Agricu re OPP"hx* DEC 1 :? 03 SUBJECT: West, Quarter, Double, and Bay,Supplement to the Swan Quarter Watershed Work Plan, Hyde County, North Carolina TO: Coy A. Garrett State Conservationist THRU: Peter Myers, Chief Soil Conservation Service We.have reviewed the Soil Conservation Service's Impact Statement for West, Quarter, Double, and Bay Supplement to the Swan Quarter Watershed Work Plan of Hyde County, North Carolina. Our review focused on the probable impacts the proposed actions will have upon minorities, women, the aged and handicapped persons in or near the project area. You point out in'thestatement that there are approximately 76 farms and a population of 400 in the watershed area, but you failed to enumerate the racial composition of the population, including landowners who will be directly affected by the proposed action. It appears from the information provided in your draft plan that both minority and nonminority residents and landowners will benefit from the project through improved drainage of their properties. However, for the draft plan to fully. comply with SCS Guidelines for preparing Environmental Impact Statements, we suggest that the final plan identify the racial composition of the population in the project area, including the number of minority operating units that will-be directly affected by the project. Thank you for the opportunity to comment on your draft statement. a?w ALMA R. ESPARZA Director t A-37 United States _Soil Department of Conservation Agriculture Service 310 New Bern Avenue, Rm. 535 Fed.`Bldg, Raleigh, North Carolina 27601 5ublect= Comments- Draft Environmental Impact State- May 29, 1984 meat - West, Quarter, Double and Bay'Supplemen?'t" to Swan Quarter Watershed Work Plan, Hyde County, North Carolina To: Fite Codes Alma R. Esparza, Director 390-11-13-27 Office of Equal Opportunity Office of the Secretary USDA Washington, DC 20250 Your review comments of the Draft' Environmental Impact Statement for the subject watershed pointed out that information on racial composition of the population, including landowners who will be directly affected by the proposed action was insufficient. ` Further analysis of the population reveal the following facts. The minority (black) population of the watershed is about 95 in number. There are 31 minority landowners and I minority farm operators that will be directly affected (benefited) by the project. This information will be added to the Project Setting and Effects of Recommended Plan sections of the final EIS. Thank you for your review and these comments. Sincerely, i Coy A. r ett State Conservationis d cc: Peter Myers, Chief SCS, Washington, DC t 1 `i0 The Sol Conservation Service A-38 is an agency of the Dep partment of Agriculture t i t s t r r 1 I t TM NATIONAL WILDLIFE FEDERATION SOUTHEASTERN NATURAL RESOURCES CENTER 1033 Wade Avenue, Suite 207 Raleigh, North Carolina 27605 January._23, 1984 Mr. Coy A. Garrett, State Conservationist Soil Conservation Service P. O. Box 27307 310 New Bern Avenue Raleigh, North Carolina 27611 Dear Mr. Garrett: The National Wildlife Federation (NWF) has reviewed the Draft Environmental Impact Statement (DEIS) concerning the- Swan Quarter Watershed Plan for Hyde County, North Carolina, and offers the following comments. NWF 'is the nation's largest conservation organization with over 4.5 million mem- bers nationwide. This office has been closely following the development of the Swan Quarter/Juniper Bay proposal and has previously participated in scoping and other meetings and provided written comments on the proposal. Additionally, our parti- cipation on the Governor's Coastal Water Management Task Force has increased our level of involvement. On December 16, 1984, through the assistance of local sponsors Mr. Gratz Spencer and Mr. W. F. Williams, I visited the project site and affected area. Before stating our specific comments on the DEIS, we ,. have the following general comments. The proposed project is located in a region undergoing accelerated land use changes which are affecting the water quality and productivity of the surrounding coastal waters. Most of the major changes and adverse impacts result from the large-scale conversion of forested wetlands to agriculture, peat mining, or other uses. The DEIS aptly summarizes the concerns and problems associated with the large-scale drainage and conversion of wetlands and effects on receiving waters, fishery resources, and the commercial fishing industry. We believe it is important to maintain economic diversity in the coastal region and to encourage resource intensive development compatible.with existing resources, land-use patterns, and industries. The more prudent course is to maintain and enhance the productivity of existing largely family-held agricultural lands rather than encourage large-scale conversion of wetlands to agricultural uses. A-39 The selected alternative addresses to a larger extent our concerns over induced land clearing resulting from the project. We still question the assertion that the dike and floodgates will not engender further land clearing. A comparison of the land use statistics of-the environmental assessment dated.May 1982 and the DEIS of November 1983 reveals a loss during that 18-month period of 188 acres of woodland and a gain of 216 acres of cropland. Clearly, land use changes are ongoing, even without the proposed project. lying wetlands of low h - e expense An increase in cropland at t will limit the water purifying function of the wetlands and augment the level of agricultural run-off draining into Pamlico Sound, negating any benefits, as yet unquantified, that may result from reduced freshwater surges. The proposed 762 acre conservation (water storage area in the selected, alternative) addresses a significant part, but not all, of our concerns relating to induced land clearing. We have several questions about assumptions and calcu- lations relating to the economic justification for the project. It is not clear from the DEIS that the recommended plan will benefit the entire watershed. Clearly, as the elevation of the cultivated land climbs from 1.5 to 4.8 feet above sea level, the benefits of high tide protection decrease. According to the DEIS, a maximum of 200 acres of the 5,510 acres of cropland have been taken out of production due to saltwater leaching. Thus, calculation of project benefits should consider that a large proportion of the project benefits accrue to a small percentage of the watershed. We also question the.use of a 3 1/4% discount rate in calculating project benefits. Under the Principles and Guide- lines in effect since July 1983, this discount rate applies rmulation f i " o s no re there to projects authorized before 1967 if of the plan". (Subs. 1.1:3(c).. In 1965, SCS administratively authorized a plan for 19.1 miles of channel work in an 11,440 acre watershed at a cost of under $l million. The current DEIS calls for a 6.3 mile dike and 55 floodgates in an 8,002 acre watershed at a cost of $3.3 million. Reformulated pro- jects require calculation of the benefits and costs using the fiscal year 1984 discount rate of 8 1/8% so that decision- makers can accurately compare the merits of this plan with others. I A-40 I Mr. Coy A. Garrett Page 3 January 23, 1984 Although it discusses other laws and federal policies, the DEIS does not address compliance with Executive Order 11990. We also recommend that more detailed maps of alternatives be prepared and incorporated and that theUSFWS dated circular 39 classification scheme be abandoned for the current Cowardin, Classification of Wetlands and Deepwater Habitats of the United States. From the information presented in the DEIS, we definitely question the viability of the selected alternative as a demonstration project for the recommendations of the Governor's Coastal Water Management Task Force. It is our understanding that the original SCS proposal has been substantially altered with theprincipal objective of reducing project impacts on the adjacent estuary and the fishery resource. The assertion that project wetland losses will be offset by benefits to pri- mary nursery areas is, as acknowledged in the,DEIS, unquantified and hence to a large extent unfounded. The.baseline data €or the receiving waters appears to be inadequate and there.-is no proposal for post-project monitoring. The assertion that the principal environmental impacts of wetland loss and increased -estuarine productivity have been ".balanced" appears to arise from the often conflicting opinions of the various resource::. agencies and has no quantified basis. The use of this "balance" as a justification for the selected alternative is thus highly questionable. In sum, I want to re-emphasize that we consider it impor- tant to maintain the productivity of existing agricultural lands in the Swan Quarter Watershed. The approximately 76 largely family-owned farms in the area contribute greatly to the local economy.. This is particularly true when.alternatives include on-going and proposed projects involving the conversion of thousands of acres of forested wetlands to agriculture and other uses with externalized costs on public resources and other segments of the regional economy. The DEIS, nevertheless, has not convinced us that a "balance" between wetland loss and increased fishery resources has been achieved. We do commend the SCS for its direction and the..local sponsors for their con- cern and willingness to support multi-objective project modifi- cations. We make the general recommendations that the original project proposal not affecting wetlands be fully explored or a more convincing"case forwarded on project off-site benefits. We appreciate the opportunity to present these comments. r Sin rely, erb S. Carter, Jr. A-41 6•. United States Soil Department of Conservation Agriculture -- -- _ - Service 310 New Bern Avenue, Rm. 535 Fed. Bldg. Raleigh, North Carolina 27601 May 29, 1984 Derb S. Carter, Jr. National Wildlife Federation Southeastern Natural Resource Center. 1033 Wade Avenue, Suite 207 Raleigh, North Carolina 27605 Dear Mr. Carter: Your letter of January 23, 1984 set forth comments on a Draft Environmental Impact Statement on West, Quarter, Double and Bay Supplement to the Swan Quarter.Watershed Plan. We have been considering comments .received from Federal and State.agencies, organizations and individuals on the proposed alternative numbered ,4 as the recommended plan. From your early participation in the scoping and other meetings you are knowledgeable of the concepts and objectives that all interests were striv- ing to obtain. In summary the concepts.and conceptual changes were made as follows: 1. SCS was actively preparing a supplement for single purpose floodwater damage reduction to agricultural land (cropland,- Alternative 5). 2. The Governor's Coastal Water Management Task Force suggested that an additional purpose be added io demonstrate protection and enhancement values of the primary fin- and shellfish nursery area of Juniper Bay. This was done (Alternative 3) by adding the State of North Carolina as a sponsor to provide financial assistance needed to implement the plan. A'pre-draft EIS was prepared and submitted to the State for consideration. Their concern for financing and the need for the outlet channel caused 'a change to be made.that deleted the freshwater control devices and the outlet channel (Alternative 4). These features could be added at a later date if desired by.the State. 3. SCS prepared a Draft EIS recommending Alternative 4 at the urging of DNRCD and other agency comments and suggestions. Comments have now been received from circulating this Draft EIS. Your comments have been considered, both general and specific, along with all other comments received on the Draft EIS. We believe the major comment submitted in your letter to be the Draft EIS has not convinced you that a balance between wetland loss and increased fishery resources has been h The Soil Conservation Service `.J is an agency of the Department of Agriculture SCS-AS-1 10-79 A-42 achieved. This comment has been made almost.in concert with most commenters and has caused the local people and SCS to be concerned about theii*plemen- tation possibilities of the. recommended alternative (Alternative 4)' Pre-project beneficial evaluation of the primary nursery area of-;Juniper Bay is not achievable and has been so stated by the most knowledgeable agency people in North Carolina. They have stated that with total freshwater,, management they could demonstrate those values good, bad, or indifferent (Alternative 3). With less than total water management and no intensified monitoring they could not qualify the effects of the recommended plan (Alternative 4), but from their best judgement the effects would be positive. The Local Sponsors and the SCS, in consultation, have decided that, whereas,, no more facts or evidence is available to justify the effort for protecting the primary nursery area, and that we would not be successful in achieving resolution of this issue without greater support, we therefore conclude the best course of action is.to pursue Alternative 5 as the recommended alterna- tive. This alternative will be addressed in the final impact statement. By this decision, some of your specific comments will be made moot. However, some will be appropriate to any alternative selected for implementation. We will respond to those appropriate comments. 1. Your concern is that a large proportion of the project benefits seem to accrue to 200 acres in the watershed. The Draft EIS clearly states that floodwater damage reduction benefits are to crops grown on 5,150 acres of cropland. Approximately 175-200 acres is land damage due to salt leaching from existing canals. Both types of benefits are used in the evaluation of benefits. 2. You questioned the use of 314 percent discount rate in calculating, project benefits, and the magnitude of reformulation. The Supplement for West, Quarter, Double and Bay Canals has scaled down the original project size and structural features. The supplemental changes have been re-evaluated using current normalized prices and discount rate of 3 1/4 percent and 7 7/8 percent (P&G Sections 1.4.10 and 1.4.11) were displayed in the comparison table (page 19) of the Draft EIS. 3. The Draft EIS does not address compliance with Executive Order 11990. Due to oversight, the reference to 11990 was not listed on Table C, page 25. This will be corrected in the Final Table C. We are in compliance of this Executive Order by applying Section 2 and Section 6. SCS published amended procedures in the Federal Register, August 6, 1982, 7 CFR-650. s A-43 4. SCS and.USFWS.are currently working on conflicts with Cowardin, Classification of Wetlands and Deepwater Habitats of the United States. They have developed a resolution and currently are'testing for results. Until these conflicts can be resolved, SCS will continue to use the Circular 39 classification scheme. Thank you for your comments. Sincerely, Co A. Gjett State Conservation A-44 t s I 1 1 L 1 r IJ 1 i 1 1 t t t t UNITED STATES DEPARTMENT OF COMME`ACE ' National Oceanic and Atmospheric Administration Washington, D.C. 20230 ISO OFFICE OF THE ADMINISTRATOR December 27, 1983 Mr. Coy A. Garrett, State Conservationist Soil Conservation Service. P.O. Box 27307 310 New Bern Avenue Raleigh, North Carolina 27611 Dear Sir/Madam: This is in reference to your draft environmental impact statementon`the West, Quarter, Double, and Bay Supplement to the Swan Quarter Watershed Plan - (Department of Agriculture). Enclosed are comments from the National Oceanic and Atmospheric Administration. Thank you for giving us an opportunity to provide comments which we hope will be of assistance to you. We would appreciate receiving four copies of the final environmental impact statement. Sincerely, `,Jo ce M. Wood Chief Ecology and Conservation Division Enclosure A'V o - A-45 . I? ' UNITED. STATES DEPARTMENT OF COMMERCE Nstioral Oceanic-and Atmospheric Administration NATIONAL MARINE FISHERIES SERVICE ham. Southeast Region 9450 Koger Boulevard St. Petersburg, FL 33702 December 20, 1983 F/SERll/RSS 813-893-3503 TO": PP2 - Joyce M. Wood FROM: F/SER11 - Richard J. Hoogland f u SUBJECT:. DEIS# 8311.19 - West, Quarter, Double, and Bay Supplement to the Swan Quarter Watershed Plan - (Department of Agriculture) As requested in your November 29, 1983, memo, we have reviewed the subject DEIS. Our comments are attached. Attachment cc: F/M42 F/SER111~ A-46 UNITED STATES DEPARTMENT OF COMMERCE National Oceanic and Atmospheric Administration NATIONAL MARINE FISHERIES SERVICE Southeast Region 9450 Roger Boulevard St. Petersburg, FL 33702 December 20, 1983 F/5ER11/RSS 813-89.3-3503 Mr. Coy A. Garrett, State Conservationist Soil Conservation Service P.O. Box 27307 310 New Bern Avenue Raleigh, NC 27611 Dear Mr. Garrett: The Draft Environmental . Impact Statement (DEIS) for West, Quarter, Double, and Bay Supplement to the Swan Quarter Water- shed Work Plan has been received by the National Marine Fisheries Service (NMFS) for review. 'The following comments are offered for your consideration: General Comments Approximately 400 acres of wetlands will be impounded in the proposed conservation area. However, the extent to which these areas currently contribute to marine fishery production is not addressed. Also, the DEIS makes several references to the nursery area values provided by Juniper Bay, however, the estuarine dependent species potentially affected by this project, i.e., spot, menhaden, croaker, and shrimp, are not discussed. This information is important in evaluating the trade-offs involved in this project and should be included in the FEIS. The DEIS notes that the conservation area would be under a 50-year easement. However, little information regarding how this area may be modified during this 50-year period is provided. For example, would the applicants propose cross-dikes to create subimpoundments? Any anticipated modifications in the conser- vation area that would impact wetlands should be addressed in the FEIS. To assure the long-tear effectiveness of this project, these wetlands should be permanently committed to water storage and fish and wildlife habitat. This sort of commitment should be addressed in the FEIS. Specific Comments RECOMMENDED PLAN Plan Elements Page 23, paragraph 3. According to the DEIS, "excessively organic material -wibe stripped from the dike foundation and borrow area". t A-47 2 No indication is given regarding the. disposal site for this material. A high ground disposal site for excess borrow material should be identified in the FEIS. EFFECTS OF RECOMMENDED PLAN Page 37, ara ra h, 4. The project impacts addressed in this section should include the potential long-term loss of 405 acres of mixed wetlands. P! 2e 4e 40, Figure 2. This figure should include the dimensions of the di e, o rrow. ditch, berm, and width of right-of-way required for the project. Sincerely yours, Richard J. Ho and Chief, Env nmental Assessment iro Branch A-48 I i , f• United States Son Department of Conservation Agriculture Service s 310 New Bern Avenue, Rm. Raleigh, North Carolina May 29, 1984 535 Fed, Bldg. 27601` Richard I. Hoogland, Chief Environmental Assessment Branch United States Department of Commerce National Oceanic and Atmospheric Administration National Marine Fisheries Service Southeast Region 9450 Roger Boulevard St. Petersburg, n 33702 Dear Mr. Hoogland: We are responding to your letter of comment on the Draft Environmental Impact Statement (DEIS) for West, Quarter, Double and Bay Supplement to the Swan Quarter Watershed Work Plan. Your comments have been considered along with all other comments on the DEIS. WE believe the most serious comment submitted in your letter to be the DEIS has not convinced you that a balance between wetland lose and increased fishery resources have been achieved. Pre-project evaluation of the primary nursery area of Juniper Bay is not achievable and has been so stated by the most knowledgeable agenc le in North Carolina eo p . y p The Local Sponsors and the SCS, in consultation, have decided that no more facts or evidence is available to justify the effort of protecting the primary nursery area, and that we would not be successful in achieving resolution of this issue without greater support, we therefore conclude the best course of action is to pursue alternative 5 as the recommended alterna- tive. This alternative will be addressed in the final impact statement. The decision to pursue alternative 5 will remove your concern for the 400 acres of wetlands located in the conservation easement area. These acres will be outside the project area now. Excessive organic matter, referred to on page 23, to be stripped is the surface growth material. This material will be disposed of by controlled burning, burial or chipped and hauled away from the site. t A-49 oo Tne Sod Conservation Service is en agency of the lsil Department of Agriculture SCS-AS-1 10-79 Page 40, Figure 2 will be removed from the FEIS. However, the dimensions you requested.are located on page 23 of the DEIS. Thank.you for providing comments on the DEIS. We will provide you with the requested number of copies of the Final 'Environmental Impact Statement. Sincerely, A. Q rrett oai State Conservati t t t ti s t s i 1 t t t UNITED STATES DEPARTMENT OF COMMERCE • National Oceanic and Atmospheric'Administration Washington, D.C. 20230 ?.n. d OFFICE OF THE ADMINISTRATOR December 30, 1983 Mr. George C. Norris Acting State Conservationist 310 New Bern Avenue, Room 535 Fed. Bldg. P. 0. Box 27307 Raleigh, North Carolina 27611 Dear Sir/Madam: This is in reference to your draft environmental impact statement on the West, Quarter, Double and,Bay Supplement to the Swan Quarter Watershed Plan. . Enclosed are comments from the National Oceanic and Atmospheric Administration. Thank you for giving us an opportunity to provide comments which we hope will be of assistance to you. We would appreciate receiving four copies of the final environmental impact statement. Sincerely, /1'1. Gvsa•P yce Wood Chief Ecology and Conservation Division Enclosure r 7-d., A-51 • a?* ae TO: PP2 -Joyce FROM: N Paul M. SUBJECT: DEIS 8311.19 Swan Quarter UNITED STATES DEPARTMENT OF COMMERCE National Oceanic and Atmospherid Administration NATIONAL OCEAN SERVICE Washington, D.C. 20030 December 29, 1983 N/MB2x5:VLS !carter, Double, and Bay Supplement to.the Plan (Department of Agriculture) The subject DEIS has been reviewed within the areas of the National Ocean Service's (NOS) responsibility and expertise, and in terms of the impact of the proposed action on NOS activities and projects. Geodetic control survey monuments may be located in the proposed project area. If there is any planned activity which will disturb or destroy these monuments, NOS requires not less than 90 days' notification in advance of such activity in order to plan,for their relocation. We recommend that funding for this project include the cost.of.any relocation required for NOS monuments. For further information about these monuments, please contact Mr. 'John Spencer, Chief, National Geodetic Information Branch (N/CG17), or Mr. Charles Novak, Chief, Network Maintenance Section (N/CG162), at 6001 Executive Boulevard, Rockville, Maryland "20852.,. In consultation with the North Carolina Coastal Management Program (NCCMP), the NOS Office of Ocean and Coastal Resource.Management (OCRM) has been informed that the State is conducting a detailed technical review of the proposed project and upon completion comments will be forwarded to the U.S. Department of Agriculture (USDA)'. In terms of the impact of the proposed action on the North Carolina Coastal Zone, USDA has not'determined the consistency of the project in accordance with Section 307(c)(1) of the Coastal Zone Management Act as amended. The rules under which such a determination should be made are listed at 15 C.F.R. 930.30-44. OCRM recommends that the USDA contact the NCCMP for further guidance in'preparing the consistency determination: Mr. Kenneth D. Stewart, Director Office of Coastal Management North Carolina Department of Natural Resources and Community Development P.O. Box 27687 Raleigh, North Carolina 27611-7687 (919) 733-2293 A-52 11 r? y f r" ?i s F o y.?. United States Soil Department of Conaervetian Agriculture Service 310 New Bern Ave., Rm. 535 Fed. Bldg. Raleigh, North Carolina 27601 May 31, 1984 Joyce M. Wood, Chief Ecology and Conservation Division National Oceanic and Atmospheric Administration Washington, DC 20230 Dear Ms. Wood: Thank you for your comments and suggestions on the Draft Environmental Impact Statement on the West, Quarter, Double and Bay Supplement to the Swan Quarter Watershed•_Plan. You suggested the possibility of Geodetic control survey monuments may be located in the proposed project area. The North Carolina Geodetic Survey Section, Division of Land Resources was consulted and they assisted SCS in locating known monuments or points where meets and bounds survey description could be prepared for the project. Should an unknown monument be found in the project area, notice will be made. The North Carolina Office of Coastal Management (NCOCM) has been contacted with regard to consistency of this project with the land classifications and stated priority uses of the Hyde County land use plan. NCOCM concerns about Alternative 4,, as expressed in the Draft EIS, has been a factor in the decision to recommend Alternative 5. Alternative 5 has been determined to be consistent with the land use classification. s LI Sincerely, Coq A. Garrett r State Conservationi O The Soil Conservation Service `J is an agency of the Department of Agriculture A-53 SCS-AS-1 10-79 t O DEPARTMENT OF THE ARMY SOUTH ATLANTIC DIVISION. CORK OF ENGINUM-- ' - • '? , w `10 TITLE BUILDING. 30 PIIYOR STREET. &%%t ATLANTA. OEO1101A W= nEPLY To .: January 23, 1984 ATTENTION OP: Environmental Resources Branch Mr. Coy A. Garrett State Conservationist Soil Conservation Service 310 New Bern Avenue Room 535, Federal Building Raleigh, North Carolina 27601 Dear Mr. Garrett: f 0 I am writing in response to your letter with enclosures to the Office of the Chief of Engineers requesting comments on the Draft EIS for the West, Quarter, Double, and Bay Supplement to the Swan Quarter Watershed Work Plan,. Hyde County, North Carolina. This document has been reviewed by our Wilming- ton District and South Atlantic Division offices. This project will have no impact on existing or proposed Corps of Engineers projects. An itemized list of concerns and questions raised by our review is enclosed for your consideration. Our major concern is the apparent position that the 405 acres of wetland included in the conservation easement area will not be altered or impacted by,this project. It is our feeling that diking this'.acreage and utfi izing,it_for water storage and management, as well as waterfowl management, would generate impacts to .those areas and constitute a natural resource change. We believe those impacts must be addressed in reater detail. On the evidence presented, we are concerned that Alternative 4 the Preferred Alternative) may not be the least wetland damaging alternative since Alternative 5 would provide the same level of flood protection at nearly the same cost and with less impact on wetlands. Since the Section 404 permit process will require the Wilmington District to review closely these wetland impacts, we would urge you to give serious consideration to the points raised by our review and the selection of a final alternative. We appreciate the opportunity to review this document and apologize for being somewhat tardy in,our response. The Wilmington District is available to discuss these comments in greater detail or to assist you in the prepara- tion of your 404 permit application package. Questions should be directed to Mr. Bill Adams of Wilmington's Environmental Resources Branch at telephone (919) 343-4748 or Mr. Steve Brown of the Regulatory Branch at (919) 343-4632. Sincerely, DaR M. Mauldin Chief,'Planning Division Enclosure A-54 i r r DI r D r a t t t 23 January 1984 SI(DPD-R SOUTH ATLANTIC DIVISION/WILMINGTON DISTRICT COMMENTS ON DRAFTJIS, WEST, QUARTER, DOUBLE, AND BAY SUPPLEMENT TO THE SWAN QUARTER WATERSHED WORK PLAN, -HYDE COUNTY, NC 1. Page S-2. The 762 acre easement/conservation area should be listed as a Natura Resource Changed. The impoundment of water and its subsequent manage- ment will undoubtedly alter the nature of the area. Such impacts should be addressed in greater detail. 2. Pages The document contains very little specific discussion of the primary nursery area in Juniper Bay or the magnitude of the fresh water inflow problem. It is very difficult to assess the propriety of trading off wetlands to. protect a nursery area when the threat to its values have not been established. It is suggested that salinity data be incorporated, a discussion of the impacts of fresh water pulses be added, and a projection of post-project salinity files be made. 3. Pages 5-6. Although the different types of wetlands in the project area are ident , there is no discussion of their values to fish and wildlife, nor is there. any discussion of how the proposed project will impact those values. Such a discussion` is' critical' to making an informed decision on the trade-offs proposed for the project. 4. Page 6. The 'document indicates that 195 acres of wetland north of S.R. 1124 will ne impacted by project activities. Improved storm protection and drainage might'induce conversion to agricultural land. Reduced flooding of wetlands could also be considered an impact. 5. Pa a 7. It appears misleading to assert that the.600 acres of wetlands in the pro ect area will remain undisturbed since 405 acres will,be within the con- servation easement area and will, therefore, be altered. Also, the-document fails to discuss anywhere the "normal and routine" management activities projected to occur in these wetlands. 6. Pages 13-14. Under the proposed project, it is not clear who will operate/ regu ate water storage and use within the conservation easement area, and at what cost. 7. Page 16. The terms of the conservation easement should be discussed. A draft or proposed management plan spelling out operations details would be helpful. Advantages over the present situation that would accrue from the conservation easement should be noted. How would the assumed benefits be assured? 8. Page 17. Clarification is needed on whether the 175-200 acres affected by salt water leaching is included in the 5150 acres of cropland discussed earlier, or is additional acreage. 9. Pa a 17. This page indicates a stable land use for 762 acres of "woodland" when 405 acres are, in fact, wetlands. In addition, it is strongly questioned whether the post-project character of those lands will remain "stable" or unchanged, Enclosure A-55 O SADPD-R 23 January 1984 SUBJECT: Swan Quarter Watershed 4 Al rn tiv f d " e te a or s under wetlan 10 Page a 20. The column for "adverse effects does not include the 405 acres that will be affected-by conservation easement use and management. 11. Page21. The entire statement of the NC Division of Marine Fisheries should be given. 12. Page 22. "Added design features" that will be required under Alternative.5 shoul a noted. Additionally, the assertion that, under Alternative 4, benefits to primary nursery areas appear equal to wetland losses requires documentation. 'If it is'necessary to strip excessively organic overburden from the 13. Page 23 . dike foundation and borrow area, where will this material be disposed? What is f di e o k the minimum clearing distance referenced for dike construction? Would a smaller dimensions (and less impact) be feasible or adequate? Page 24. Discussion of the flashboard risers and water level management again 14. ement plan detailing the opera- ana a i - g m ew s tFe question of providing for rev raise tional objectives and priorities. 15. Page 37. Once again,'there is no discussion of the effects of prolonged seasonal inundation on the 405 acres of wetlands. 16. Page 39. Discussion of l.4day drawdown periods during the growing season, agement of waterfowl areas point to fairly and ma i t i n er, n ng the w inundation dur intensive management goals which may conflict with one another. These management goals and priorities should be clarified. In addition, there is no discussion of the potential impacts of.temporary or prolonged flooding of the conservation easement er?) could severely' n r l ys ( TO d s f g o o a or area on wildlife. The flooding of 762 acre stress wildlife populations which inhabit the area, with impacts varying in severity depending on the time of year in.which the flooding occurs. A-56 United States soil Department of Conservation Agriculture Service 310 New Bern Ave., Rm. 535 Fed. Bldg. Raleigh, North Carolina 27601 May 31, 1984 Dan M. Mauldin Chief, Planning Division Department of the Army South Atlantic Division Corps of Engineers 510 Title Building, 30 Pryor St. S.W.. Atlanta, GA 30303 Dear.Mr. Mauldin: Your comments on the Draft Environmental Impact Statement for West, Quarter, Double and Bay Supplement to Swan Quarter Watershed Work Plan have been received and considered, Since the DEIS was.published, the Sponsors and the Soil Conservation Service have made decisions that will affect your concerns and we can respond to your comments now in A positive way. z 1 t I The conservation easement area became a major issue with many commenters as well as the Corps of Engineers. We have concluded that benefits to the primary fin- and shellfish nursery area of Juniper Bay cannot be adequately determined in enough detail for comparison with possible wetland changes. This will continue to be an unresolved conflict and would delay implementa- tion of the flood protection purpose of the project beyond a reasonable time. Therefore, the Sponsors and SCS concluded the most reasonable ap- proach is to eliminate all efforts to assist in protecting the Juniper Bay primary nursery area and concentrate on single purpose flood prevention from wind tides. Alternative 5 ,has been selected as the recommended plan and will be reflected in the Final EIS. The decision .to recommend Alternative 5 will eliminate your general concern for the 405 acres of wetland affected by the conservation easement area. The need for many of your specific comments have been eliminated also with this decision. Responses will be made to those that still apply. Comments 1. The conservation easement area of 762 acres has been eliminated from the plan. 2. The value of regulating slug flows in the primary nursery area was to be demonstrated and the benefits were to be measured. These benefits are not now quantifiable according to Marine Fishery Agencies. 3. Affected wetlands have been reduced to about 2 acres of type 12 wetlands by construction of the dike. These 2 acres have been previously O The Soil Conservation Service `J is an agency of the Department of Agriculture SCS-AS-1 10-79 I A-57 n effected by land disturbances. Field review was made with Steve Brown of the Regulatory Branch, COE, Wilmington District and a representative of the Coastal Area Management Agency on May 26, 1984. 4. The 195 acres of wetland north of SR 1124 are type 7 and 8. Construction of a downstream dike will not affect these wetlands. Fresh- water drainage from this area is not improved or impeded by the proposed project. 5. The conservation easement area has been eliminated; therefore, the need for a management plan has been eliminated. 6. See response number 5. 7. See response number 5. 8. The 175-200 acres affected by saltwater leaching is included in the 5,150 acres of cropland discussed, but it is affected to 'a different degree of damage. 9. _The proposed conservation easement restricted the landowner to existing land_use of,his privately owned land' Since the easement area has been eliminated and,,the 762 acres are now outside the project area, the land may well be changed by the land owner. l0. The concerne4.40.5 acres of wetland is now located' outside the proposed project area.. 11. Vie N.C. Division of Marine Fisheries entire statement can be found in Appendix A Final.EIS,. 12. Added design features required for Alternative'5 included_addi- tional discharge pipe and tide gates,with the. attendant, changes in head walls and support., Primary nursery area benefits are no.longer.an objective of the proposed plan. 13. The excess organic material mentioned s.the.woody material now growing-on.the construction site.. This.material will be cut and windrowed on the construction right-of-way on-the outside of.,the dike and borrow area. 14. See response number 5. 15. See response number 5. 16. See response number 5. Thank you for your comments and suggestions. Since ely, Coy A. arrett c? State Conservationist A-58 J r f r r I i LF] t t 'Lee v G. PARHAM. AL NORTH CAROLINA DEPARTMENT OF AGRICULTURE JAMES A. GRAHAM COMM SIONER OF AGMCULTM December 21, 1983 Mr. Coy A. Garrett, State Conservationist Soil Conservation Service, USDA PO Box 27307 Raleigh, North Carolina 27611 Dear Coy: Thankyou"for the opportunity to comment on the Draft Environ- mental Impact Statement for the West, Quarter, Double and Bay Sup- ' plement',to'the Swan Quarter watershed plan. The 'work accomplished`` by your staff on this effort exemplifies the dedication and versa tility necessary to-meet the needs of our state's people., Our preferred alternative is number 3, the full water manage- ment?1approach-including the diversion canal. It is felt that this alternative would-accomplish the goals set forth by the Governor's Coastal Water,, Management Task Force.. Knowing of the impending dif- ficultd:es and: delays t&'be expe'cted,. -if ;number 3 were selected, we commend your decision to choose number A. Alternative- 4 is an ex- cellent step towards implementing the Task Force recommedations and will both serve the.I.andowner's.needs and provide some degree. of.protection to the estuarine system. Again, let me express my support for your ongoing efforts and this specific project. If I can be of any assistance to you, please let me know. With best wishes always. Sincere , Tom Ellis Environmental Programs Coordinator TE/jp cc: Ms. Chrys Baggett A-59 P. O. Box 27647, Raleigh, N. C. 27611 (919) 7336248 0 t Raleigh. North Carolina 27611 Division, of Archives aril Hiskry ffilliam S. Price,Jc, Director Sara W. Hodgkins, Secretary James B. Hunt, Jr., Governor December 20, 1983 Mr. Coy A. Garrett State Conservationist U.S. Department of Agriculture Soil Conservation Service 310 New-Bern Avenue, Room 535 Raleigh, N.C.' 27611 Re: Swan Quarter Watershed Work Plan, Hyde County CH 84-E-0000-5118 DER 84-7430) Dear Mr. Garrett: We have received notification from the State Clearinghouse concerning the above project, as well as your letter of November 21,1983. We have conducted,.a review of the project and are aware of, no properties of architectural, historic, or archaeological significance which would be affected by the project. Therefore we have no comment on the project as currently proposed. The above comments are made pursuant to Section 106 of.the National Historic Preservation Act of 1966, the Advisory Council on Historic Preservation's Regulations for Compliance with Section.106, codified at 36?CFR Part 800,-and to Executive Order 11593, "Protection-and Enhance- ment of the Cultural Environment." Thank you for your cooperation and consideration. If you have questions concerning the above comment, please contact Na. Renee Gledhill-Earley, Environmental Review Coordinator, at 919/733-4763. Sincerely, • 49--, p? William S. Price, Jr State Historic Preservation Officer WSP:slw cc: Clearinghouse I I t r a r r t I a t t t Supporting Information F.Y«_?.?a ylY wr?rr w ? { .? sr+.?"b ;7 r r,"rv rr' ,? - I ww' •Y t '• M Y l ? dl 0 ? C... '. h P ? Y " 1 1 -N'ti.?,. L4 .,1ti' ar, i, V . -. A Y ?° 5 14, F ..c• l fr'Twl .96 I llti?+*+?:. vr.'•Si4-r .I,a. "' t'f 4 y{V t µ ? ? I :. ? 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Watershed Boundry Dike Location Pared Road w Canal 7 WNland Type (Cir. 39) NWL Non-wetland Areas 26NA ? SWAN 264A OUARTE OG 7 9L Oyster Creek ending OYSTER CREEK NWL NWL $ _ Pa 17 LAKE mATrAmusKfET Lake Comfort J Z u ? v W ? W 0 0O 0 t W of r a ?@ J Judges quarter 11 17 e lu 8 \11 8 WETLAND TYPES SWAN QUARTER WATERSHED WEST, QUARTER, DOUBLE and BAY SUPP- EVENT HYDE COUNTY, NORTH CAROLINA 0 I/? 1 Milo t 1 r APPENDIX D Project Map I a I I