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WQ0023413_Regional Office Historical File Pre 2018
Michael F Easley, Governor William G. Ross Jr,. Secretary North Carolina Department of Environment and Natural 'Resources Alan NA./K.littick, P.E. Director Division of Witter Quality September 20, 2004 Mr, Mick Berry, City Manager City of Hickory Post Office Box 398 Hickory, North Carolina 28603 Subject: Permit No. WQ0023413 Modification City of Hickory Henry River Basin / Highway 321 Sewer Infrastructure Wastewater Collection System Extension Catawba County, North Carolina Dear Mr, Berry: In accordance with your application received on September 10, 2004, we are forwarding herewith Permit No, WQ0023413, dated September 20, 2004, to the City of Hickory for the construction and operation of the subject wastewater collection system extension. This permit shall be effective from the date of issuance until rescinded, shall void Permit No. VVQ0023413 issued February 9, 2004, and shall be subject to the conditions and limitations as specified therein. This cover letter shall be considered a part of this permit and is therefore incorporated therein by reference. The modification includes the reduction of sewer line sizes and pump station capacities. Please pay particular attention to Permit Condition 3 which requires that the wastewater collection facilities be properly operated and maintained in accordance with 15A NCAC 2H .0227 or any individual system -wide collection system permit issued to the Permittee. Permitting of this project does not constitute an acceptance of any part of the project that does not meet 1) 15A NCAC 2H .0200; 2) the Division of Water Quality's (Division) Gravity Sewer Minimum Design Criteria adopted February 12, 1996, as applicable; 3) and the Division's Minimum Design Criteria for the Fast -Track Permitting of Pump Stations and Force Mains adopted June 1, 2000, as applicable, unless specifically mentioned herein. Division approval is based on acceptance of the certification provided by a North Carolina -licensed Professional Engineer in the application. It shall be the Permittee's responsibility to ensure that the as -constructed project meets the appropriate design criteria and rules. Failure to comply may result in penalties in accordance with North Carolina General Statute §143-215.6A through §143-215.6C, construction of additional or replacement wastewater collection facilities, and/or referral of the North Carolina -licensed Professional Engineer to the licensing board. Mooresville Regional Office 919 North Main Street „Mooresville,. NC 28115 Phone: (704) 663-1699 Fax. (704) 663-6(40 Internet: h2o,enr.ste,nc,us Customer Service, 1-877-623-6748 An Equal Opportunity/Affirmative Action Employer - 50% RecycJect/10% Post Consumer Paper one NorthCarolina Natlirakl/ Mr, Mick Berry Page 2 September 20, 2004 In accordance with the provisions of Article 21 of Chapter 143, General Statutes of North Carolina as amended, and other applicable Laws, Rules, and Regulations, permission is -hereby granted to the City of Hickory for the construction and operation of approximately 123 linear feet of 8- inch gravity sewer; approximately 4,183 linear feet of 16-inch gravity sewer; approximately 21,902 linear feet of 20-inch gravity sewer; approximately 10,134 linear feet of 24-inch gravity sewer; approximately 9,750 linear feet of 36-inch gravity sewer; a stilling well (to serve the Henry Fork VVVVTP); a 6.12 MGD pump station (Sandy Ford) with triplex pumps (2,400 gpm @ 148 TDH), audible and visual high water alarms, on -site generator, telemetry, mechanical bar screen and electric hoist; a 4,82 MGD pump station (Clark Creek) with triplex pumps (2,000 gpm @ 144 TDH), audible and visual high water alarms, on -site generator, telemetry, mechanical bar screen and electric hoist; approximately 9,060 linear feet of 20-inch force main; and approximately 9,065 linear feet of 24-inch force main to serve the Henry River Basin/ Highway 321 service area; and the discharge of 900,000 gallons per day of existing collected domestic, commercial and industrial wastewater into the City of Hickory's existing sewerage system (total projected flow after build -out is 6.12 MGD. Future flows are to be allocated with future permits, whereas existing flow is rerouted from the City of Newton WVVTP), pursuant to the application received September 10, 2004, and in conformity with 15A NCAC 2H ,0200; the Division's Gravity Sewer Minimum Design Criteria adopted February 12, 1996, as applicable; the Division's Minimum Design Criteria for the Fast -Track Permitting of Pump Stations and Force Mains adopted June 1, 2000, as applicable; and other supporting data subsequently filed and approved by the Department of Environment and Natural Resources and considered a part of this permit. The sewage and wastewater collected by this system shall be treated in the City of Hickory Henry Fork WWTP (NPDES Permit No, NC0040797) prior to being discharged into the receiving stream. If any parts, requirements, or limitations contained in this permit are unacceptable, you have the right to request an adjudicatory hearing upon written request within 30 days following receipt of this permit. This request must be in the form of a written petition, conforming to Chapter 150B of North Carolina General Statutes, and filed with the Office of Administrative Hearings, 6714 Mail Service Center, Raleigh, NC 27699-6714. Unless such demands are made, this permit shall be final and binding. If you need additional information concerning this matter, please contact Sonja Williams at (704) 663-1699. cc: Catawba County Health Department Mooresville Regional Office, Water Quality Section James Tindall, HSMM, Inc. Water Quality Central Files PERCS Files Sincerely, t"c4 ,for Alan W. Klimek, P.E. F Permit No. N00040797) NORTH CAROLINA ENVIRONMENTAL MANAGEMENT COMMISSION DEPARTMENT OF ENVIRONMENT AND NATURAL. RESOURCES RALEIGH WASTEWATER COLLECTION SYSTEM EXTENSION PERMIT This permit shall be effective from the date of issuance until rescinded and shall be subject to the following specified conditions and limitations: 1. This permit shall become voidable unless the wastewater collection facilities are constructed in accordance with the conditions of this permit; 15A NCAC 2H .0200; the Division of Water Quality's (Division) Gravity Sewer Minimum Design Criteria adopted February 12, 1996, as applicable: the Division's Minimum Design Criteria for the Fast -Track Permitting of Pump Stations and Force Mains adopted June 1, 2000, as applicable; and other supporting materials unless specifically mentioned herein. 2. This permit shall be effective only with respect to the nature and volume of wastes described in the application and other supporting data. 3. The wastewater collection facilities shall be properly maintained and operated at all times. The Permittee shall maintain compliance with an individual system -wide collection system permit for the operation and maintenance of these facilities as required by 15A NCAC 2H .0227. If an individual permit is not required, the following performance criteria shall be met as provided in 15A NCAC 2H .0227: a. The sewer system shall be effectively maintained and operated at all times to prevent discharge to land or surface waters, and any contravention of the groundwater standards in 15A NCAC 2L. ,0200 or the surface water standards in 15A NCAC 2B .0200, b. A map of the sewer system shall be developed and shall be actively maintained, c. An operation and maintenance plan shall be developed and implemented. d. Pump stations that are not connected to a telemetry system shall be inspected every day (i.e. 365 days per year). Pump stations that are connected to a telemetry system shall be inspected at least once per week. e, High -priority sewer lines shall be inspected at least once per every six-month period of time. f. A general observation of the entire sewer system shall be conducted at least once per year. g. Inspection and maintenance records shall be maintained for a period of at least three years. h. Overflows and bypasses shall be reported to the appropriate Division regional office in accordance with 15A NCAC 2B .0506(a), and public notice shall be provided as required by North Carolina General Statute §143-215.1C. 4. This permit shall not be transferable. In the event there is a desire for the wastewater collection facilities to change ownership, or there is a name change of the Permittee, a formal permit request shall be submitted to the Division accompanied by documentation from the parties involved, and other supporting materials as may be appropriate. The approval of this request shall be considered on its merits and may or may not be approved, 5, Construction of the gravity sewers, pump stations, and force mains shall be scheduled so as not to interrupt service by the existing utilities nor result in an overflow or bypass discharge of wastewater to the surface waters of the State. Upon completion of construction and prior to operation of these permitted facilities, a certification, a copy of the construction record drawings, as well as supporting design calculations for any pump stations permitted as part of this project shall be received from a North Carolina -licensed Professional Engineer certifying that the facilities have been installed in accordance with this permit; 15A NCAC 2H .0200; the Division's Gravity Sewer Design Criteria adopted February 12, 1996 as applicable; the Division's Minimum Design Criteria for the Fast -Track Permitting of Pump Station and Force Main adopted June 1, 2000 as applicable; and other supporting materials. If this project is to be completed in phases and partially certified, you shall retain the responsibility to track further construction approved under the same permit, and shall provide a final certificate of completion once the entire project has been completed. A copy of the construction record drawings, indicating the facilities constructed in the phase being certified, shall be submitted with each partial certification. Mail the Engineer's Certification, one copy of the "'Construction Record Drawings," and one copy of the supporting design calculations to the North Carolina Department of Environment and Natural Resources, Water Quality, 610 East Center Avenue, Suite 301, Mooresville, N.C. 28115. 7. A copy of the construction record drawings shall be maintained on file by the Permittee for the life of the wastewater collection facilities. 8. Failure to abide by the conditions and limitations contained in this permit; 15A NCAC 2H .0200; the Division's Gravity Sewer Design Criteria adopted February 12, 1996 as applicable; the Division's Minimum Design Criteria for the Fast -Track Permitting of Purnp Station and Force Mains adopted June 1, 2000 as applicable; and other supporting materials may subject the Permittee to an enforcement action by the Division, in accordance with North Carolina General Statutes §143- 215.6A through §143-215.6C. 9. In the event that the wastewater collection facilities fail to perform satisfactorily, including the creation of nuisance conditions, the Permittee shall take immediate corrective action, including those as may be required by this Division, such as the construction of additional or replacement facilities, 10. The issuance of this permit shall not exempt the Permittee from complying with any and all statutes, rules, regulations, or ordinances that may be imposed by other government agencies (local, state and federal) which have jurisdiction, including but not limited to applicable river buffer rules in 15A NCAC 2B .0200, erosion and sedimentation control requirements in 15A NCAC Ch. 4 and under the Division's General Permit NCG010000, and any requirements pertaining to wetlands under 15A NCAC 2B .0200 and 15A NCAC 2H .0500. 11. Noncompliance Notification: The Perrnittee shall verbally report to a Division of Water Quality employee at the Mooresville Regional Office, telephone number (704) 663-1699, as soon as possible, but in no case more than 24 hours or an the next working day, following the occurrence or first knowledge of the occurrence of either of the following: a. Any process unit failure, due to known or unknown reasons, that renders the facility incapable of adequate wastewater transport, such as mechanical or electrical failures of pumps, line blockage or breakage, etc.; or b. Any failure of a pumping station or sewer line resulting in a by-pass directly to receiving waters without treatment of all or any portion of the influent to such station or facility. Voice mail messages or faxed information is permissible, but shall not be considered as the initial verbal report. Overflows and spills occurring outside normal business hours may also be reported to the Division of Emergency Management at telephone number (800) 858-0368 or (919) 733- 3300. Persons reporting any of the above occurrences shall file a spill report by completing Part I of Form CS-SSO (or the most current Division approved form), within five days following first knowledge of the occurrence. This report shall outline the actions taken or proposed to ensure that the problem does not recur. Part II of Form CS-SSO (or the most current Division approved form) can also be completed to show that the SSO was beyond control. Per it issued this the 20th day of September, 2004. NORTH CAROLINA ENVIRONMENTAL MANAGEMENT COMMISSION for Alan W. Kiimels .E., Director Division of Water Quality By Authority of the Environmental Management Commission Permit Number WQ0023413 Fast Track Engineering Certification Permit No. WQ0023413 Modification September 20, 2004 Complete and submit this form to the permit issuing regional office with the following: One copy of the project record drawings (plan & profile views of sewer iines) of the wastewater collection system extension • Supporting design calculations (selected pumps, system curve, operating point, available storage if portable generator(s) or storage greater than longest past three year outage reliability option selected) for any pump stations permitted as part of this project • Changes to the project should be clearly identified on the record drawings or in written summary form, Permit modifications are required for any changes resulting in non-compliance with this permit, regulations or minimum design criteria. This project shall riot be considered complete nor allowed to operate until this Engineer's Certification and all required supporting documentation have been received by the DivisiorL Therefore, it is highly recommended that this certification be sent in a manner that provides proof of receipt by the Division. ENGINEER'S CERTIFICATION C Partial fl Final , as a duly registered Professional Engineer in the State of North Carolina, having been authorized to observe (LJ periodically, LJ weekly; D full time) the construction of the Henry River Basin/ Highway 321 Sewer Infrastructure, Catawba County project for the Permittee hereby state that, to the best of my abilities, due care and diligence was used in the observation of the construction such that the construction was observed to be built within substantial compliance of this permit; 15A NCAC 2H .0200; the Division of Water Quality's (Division) Gravity Sewer Minimum Design Criteria adopted February 12, 1996 as applicable: the Division's Minimum Design Criteria for the Fast -Track Permitting of Pump Stations and Force Mains adopted June 1, 2000 as applicable; and other supporting materials. North Carolina Professional Engineer's seal, signature, and date: SEND THIS FORM & SUPPORTING DOCUMENTATION WITH REQUIRED ATTACHMENTS TO THE FOLLOWING ADDRESS MOORESVILLE REGIONAL OFFICE 610 EAST CENTER AVENUE, SUITE 301 MOORESVILLE NC 28115 ATTN: DEE BROWDER The Permittee is responsible for tracking all partial certifications up until a final certification is received. Any wastewater flow made tributary to the wastewater collection system extension prior to completion of this Engineer's Certification shall be considered a violation of the permit and shall subject the Permittee to appropriate enforcement actions. T-TRACK APPLICATION for GRAV1T ' SE'yVERS, PUMP STATIONS, AND FORCE MAINS PAGE 3 USE THE TA B KEY TO MOVE FROM FIELD TO FIELD! Owner. 1 a. City taf Hickory Full Legal Name (company, mun pality, HOA, utility, etc. Application Number: ,�+� (to be completed by DWQ) VVO+ z 1b. Mick W. Berry, City Manager m .. ._. O Signing Official Name and Title (Please review 15A NCAC 2H .0206(b) for authorized signing officials!) The legal entity who will own this system is 0 Individual D Federal Municipality ❑ State/County 0 Private Partnership ❑ Corporation 0 Other (specify): lc ld, 76 North Center Street Street Address LL 1f, NC State lh. @28) 323 7412 1 i. (82.8)323--7403 QTelephone Facsimile 0 2. Project (Facility) Information. _.IEL 2a. Hen y River Basin/Hwy 321 Sewer Infrastructure li Brief Project Name (permit will refer to this name) < 3. Contact Person • 3a. Kevin B. Greer, PE Public Services Manager le, Hicko y City 1 g. 28601 Zip Code Aprice@ci.hickory,nc.us E-mail 2b, Catawba County Where Project is Located Name and Affiliation of Someone Who Can Answer Questions About this Application 3b. (828) 323-7427 Phone Number 3c, kgreeracihickory.nc.us E-mail 1 Project is ❑ New ® Modification (of an existing permit) If Modification, Permit No. WQ0023413 For modifications, attach a separate sheet clearly explaining the reason for the modification (i.e. adding another phase, changing line size/length, etc.). Only include the modified information in this permit application - do not duplicate project information in B(7) and B(10-11) that has already been included in the original permit. 2 Owner is ❑ Public (skip to Item 8(3)) ❑ Private (go to Item 2(a)) 2a. If private, applicant will be: 2b. If sold, facilities owned by a (must choose one 0 Retaining Ownership (i,e, store, church, single office, etc.) or O ❑ Leasing units (lots, townhomes, etc. - skip to Item 8(3)) Selling units (lots, townhomes, etc. - go to Item B(2b)) • 3. City of hickory 0 Public Utility (Instruction III) ❑ Homeowner Assoc./Developer (Instruction IV) Owner of Wastewater Treatment Facility (WWTF) Treating Wastewater From This Project 0 4a, Henry Fork River WWTP AL NC 0040797 Name of WWTF 5a. Owner of Downstream Sewer Receiving Sewer Size 2 6. The origin of this wastewater is (check all that apply): LLJ 0 Residential Subdivision CL ❑ Apartments/Condominiums 0 Mobile Home Park 0 School ❑ Restaurant 0 Office O Car Wash institution • Hospital ❑ Church O Nursing Horne El Other (specify): 5c. WWTF Permit No. Permit Number of Downstream Sewer (if known) 7. Volume of wastewater to be permitted in this project: 0 gallons per day °/4 Domestic/Commercial % Industrial % Other (specify): e "11,11Aci 001 07/10 8. If the permitted flow is zero, indicate why: ❑ interceptor Line - Flow will be permitted is subsequent permits that connect to this tine ❑ Flow has already been allocated in Permit No. s ❑ Rehabilitation or replacement of existing sewer with no new flow expected FAT -TRACK APPLICATION for GRAVITY SEWERS, PUMP STATIONS, AND FORCE MAINS PAGE 4 9. Provide the wastewater flow calculations used in determining the permitted flow in accordance with 15A NCAC 2H .0219(1) for Item B(7) or the design flow for line or pump station sizing if zero flow in the space below. Values other than that in 15A NCAC 2H .0219(1)(1-2) must be approved prior to submittal of this application. Submit a separate request to the Division of Water Quality, Non -Discharge Permitting Unit, 1617 Mail Service Center, Raleigh, NC 27699-1617 in accordance with 15A NCAC 2H ,0219(I)(3), 10. Summary of Sewer Lines to be Permitted (attach additionalsheets if necessary) Size (inches) Length (feet) 0 (.) ENTER TOTAL LINE LENGTH IN MILES 0 11. Summary of Pump Stations to be Permitted (attach additional sheets as necessary) Gravity or Force Main (use the pull down menu) Location ID Power Reliability Option it (self chosen - as shown on Design Flow Operational Point (1- dual line feed; 2- permanent generator w/ATS; 3- 0 plans for cross-reference) (MGD) GPM @ TDH portable generator witelemetry; 4-wet well storage) LL z 12, Does the sewer system comply with the Minimum Design Criteria for the Fast Track Permitting of Pump Stations and Force Maps (latest version), the Gravity Sewer Minimum Design Criteria (latest version) and 15A NCAC 2H .0200 as applicable? es El No If no, please reference the pertinent minimum design criteria or regulation and indicate why a variance is requested: SUBMIT TWO COPIES OF PLANS, SPECIFICATIONS OR CALCULATIONS PERTINENT TO THE VARIANCE WITH YOUR APPLICATION 13. Have the following permits/certifications been submitted for approval? Wetland/Stream Crossings General Permit or 401 Certification? E] Yes LJ No D N/A Sedimentation and Erosion Control Plan? II Yes Ei No El N/A Stormwater? Cj Yes El No LIJ N/A r",^r, 1"4"", fl fl flfl4of FAST -TRACK APPLICATION for GRAVITY SEWERS, PUMP STATIONS, AND FORCE IAINS PAGE 5 Use the Division's guidance document entitled, "DETERMINING STREAM CLASSIFICATIONS FOR FORM FTA 02/03 (FAST -TRACK SEWER SYSTEMS)" to collect and record the stream classification data below (attach additional sheets as necessary), This document is available from our web site or by contacting the appropriate Division of Water Quality regional office (see instructions for addresses) OR indicate the following: 0 2 ct LU F— Cj (1) 0 ci A Stream Classification is not needed because all parts of the project are at least 100 feet away from any down slope waterbody, AND, 0 A Stream Classification is not needed because the design does not depend on wet well storage as a power reliability option for any pump station near a Class C down slope waterbody, Location ID on Map (self chosen as shown on Name of map for cross.reference) Waterbody County Waterbody Stream Waterbody River Basin Index Classification Submit the 8.5" x 11" COLOR topographic map as required in Instruction VI regardless of whether a classification is provided! 1: Applicant's Certification la. 1, Mr, Mick W. Berry, attest that this application for Henry River Basin/ Hwy321 Sewer Infrastucture has been reviewed by me and is accurate and complete to the best of my knowledge. I understand that if all required parts of this application are not completed and that if all required supporting documentation and attachments are not included, this application package is subject to being returned as incomplete, Note: ill accordance with North Carolina General Statutes 143-215,6A and 143-215.6B, any person who knowingly makes any false statement, representation, or certification in any application shall be guilty of a Class 2 misdemeanor which may include a fine ,not to exceed $10,000 as well as penalties up to $25.000 per violation, gning Official Signature Professional Engineer's Certification: 1;2, ce Date I attest that this application for Henry River Basin/Hwy 321 Sewer Infrastructure has been reviewed by me and is accurate, complete and consistent with the infommtion in the engineering plans, calculations, and all other supporting documentation to the best of my knowledge, further attest that to the best of my knowledge the proposed design has been prepared in accordance with the applicable regulations, Gravity Sewer Minimum Design Criteria for Gravity Sewers adopted February 12. 1996, and the Minimum Design Criteria for the Fast -Track Permitting of Pump Stations and Force Mains adopted June 1, 2000 and the watershed classification in accordance with Division guidance, Although certain portions of this submittal package may have been developed by other professionals, inclusion of these materials under my signature and .seal signifies that/ have reviewed this material and have judged it to be consistent with the proposed design. Note: In accordance with NC General Statutes 143-215.6A and 143-215,6B, any person who knowingly makes any false statement, representation, or certification in any application shall be guilty of a Class 2 misdemeanor which may include a line not to exceed $10,000 as well as civil penalties up to $25,000 per violation, 2a. James C, Tindall Professional Engineer Name 2b, HSMM, Inc Engineering Firm 2c, Ra Box 2646 Address 2d. Spartanburg City 2e, SC 2f. 29301 State Zip 2g, (864) 585-0185 2h. _(§64) 585-1504 2i. jtindall@hsmm,com Telephone Facsimile E-mail b692 vet•if...41G t.45., 41moo• c. seako,Toigrivitt r& Date T",r gni .4 The foli©wing proposed permit modifications are due to line size changes that occurred in the s -avity sewer lines and the .sewer force mains. The proposed modifications to Permit ##WQ0023413 are as follows: For the construction and operation of approximately 123 linear feet of 8-inch gravity sewer; t i3 1 _in 11 i 'i Lk`t 244 ) 1L)02 linear feet of 24.20-inch gravity sewer; linear feet of '; inch gravity sewer; 9404 )yt l;:i linear feet of 44 )6-inch a.stilling well; a t Vi;? MGD pump station (Sandy Ford) with triplex pumps 2 W t1 gpm @ +5-0 148 TDH), :k y-dtiv a tt}l;V-audible and visual high water alarms,. on-s,ite generator, telemetry, mechanical bar screen., electric hoist, and_ ,ef; a # 4 2 1'IGD pump station (Clark Creek) with triplex pumps (2,000 gpm. fir; 448 144 TDH), l -lfe f e-R audible and visual alarms, telemetry, on -site generator, mechanical bar screen, electric hoist and mat- ester; approximately 9,060 linear feet of 24 20- i.nch force main; and approximately 9,065 linear feet of 24-inch force main to serve the Henry River Basin / Highway 321 service area, and the discharge of 900,000 GPD of EXISTING collected domestic, commercial. and industrial wastewater into the City of Hickory's existing sewerage system (total projected flow after build -out is ,-5 t __l2 MGD - futures flows to be allocated with future permits existing flow is rerouted from the City of Newton WWTP), pursuant to the application received November 19, 2003, and subsequent additional information received by the Division, and in conformity with the project plan, specifications, and other supporting data subsequently filed and approved by the Department of Environment and Natural Resources and considered part of this permit. Prograrri Category Non -discharge Q0023413 Permit Tracking Slip Status Project Tyne In review Major modification t Permit Type ' FasTrack Version Permit Classification Gravity Sewer Extension, Pump Siations„ & Pressure Sewer individuni - Extensions Primary Reviewer sonja.williams Perrnitted Flow 0 Faci Permit Contact Affiliation Kevin Greer, PE PO Box 398 Hickory Facility Name Henry River Basin/Hwy 321 Sewer Infrastructure Location Address Owner Owner Name City of Hickory Major/Minor Minor Dates/Events 09/20104 NC 286030398 Region Mooresvi e County Catawba Facility Contact Affiliation Owner Type Government - Municipal Owner Affiliation Mick Berry, City Manager PO Box 398 Hickory NC 286030398 Scheduled Ong issue App Received Draft Initiated Issuance Public Nonce issue Effective Expiration 02/09/04 09/10/04 Regulated Activities Requested/Received Events Wastewater collection Outten NULL Waterbody Name Stream index Number Additional information requested Additional information received Current Class Subbasin HAVES, SEA" , MATTERN, AND MA ERN, 1 J . PA IAhfit URG, SC 2 3Ci PAY ORDER F ze y at a 110its 1:0 S. 20 ktifi 'AC DEPT. OF EN' MEw kNO NAT URAI. PFS,liftrFq August 2., 2004 Mr. David J. DePratter. P.E. Hayes, Seay, Mattern and Mattern, Inc. 145 North Church Street PO Box 2646 Spartanburg, SC 29304 Michael F. Easley, Governor William. G. Ross Jr., Secretary North Carolina Department of Environment and Natural Resources Alan W.Kluuek, P.E. Director Division of Water Quality' Subject: Henry River Basin/Hwy 321 Infrastructure Sewer Project Dear Mr. DePratter: The Division of Water Quality (Division) has reviewed your letter of I 1 August 2004 regarding modifications to the subject project. The changes requested by the City of Hickory as ,presented in your letter are as follows: • 8.7 miles. of 24" through 42" diameter gravity sewer will be changed to 16" through 36". • 3..4 miles of 24" through 30" diameter force mains will be changed to 20" through 24". • The Clark Creek pump station peak design flow will. be reduced from 50nagd to 4.82rngd and the average daily design flow reduced from 2.0mgd to 1.93mgd. • The Sandy Ford pump station peak design flow will be reduced from 7.5mgd to 6.12mgd and the average daily design flow reduced from 3.0mdg to 2.5mgd. • The Clark Creek and Sandy Ford pump stations will be changed to submersible type pumping stations The Division has concluded that the proposed modifications will not pose a significant change to the Environmental Assessment and/or Finding of No Significant impact for the City's Henry River Basin/Hwy. 321 Infrastructure Sewer Project. Thus, Hickory will not be required by the Division to amend the document in. order to submit a permit application. If there is anything else I can assist you with, please give me a call at 9.1.9.733.5083 ext. 555. Sincei ex arkSr, AICP Environmental Specialist cc: K. Marie Doklovic Melba McGee Na.t.hCaro.lina aturally North Carolina Division of Water Quality/Planning Branch 1617 .Mail Service Center .Raleigh, NC 27699-1617 Phone (919) 7.33-5083 httpllwww,h2o,enr.state,neus 512 North Salisbury St, Raleigh, NC 276()4 FAX (919)715,5637 DENR. Customer Service 1,-877-623-6748 An Equal Opportunity/Affirmative .Action Employer -2001 13: FROM: HSMM 86458515C4 TO:10197155637 tOrrr rrs fl4CONZ4 r,W,Va 11 August 2004 Mr. Alex Marks Environmental Specialist NC Division of Water Quality 1617 Mail Service Center Raleigh, NC 27699-1617 Re: Environmental Assessment City of Hickory River BashVHy 321 Infrastructure Sewer Project IISMIM Commission No. 60101 1 State Project 1\1(} 02-E-4300-0237 Dear Mr. Marks; Because of financial considerations, the City of Hickory has decided to make the following modifications to Henry River Basin/Hwy 321 infrastructure Sewer Project: The 8.7 miles of 24" through 42" diameter eravity sewer was changed to 8.7 miles of 16" through 36" diameter (the smaller diameter pipe slopes were adjus(ed, when necessary, to maintain The initial intended sewer capacity ) The 3,4 miles of 24" through 30" diameter force mains was changed to 3.4 miles of 20" through 24" The Clark Creek Pump Station peak design flow was reduced from 5.0 MGD to 4.82 MGD ,and the average daily design flow wat-; reduced from 2.0 MGD to 1.93 MGD. The Sandy Ford Furnp Station design peak flow was reduced from 7.5 MGD to 6.12 MGD and the average daily design flow was reduced from 3.0 MGD to 2.5 MOD, Berth the Clark Creek and the Sandy Ford Pump Stations were changed from the dry pit, wet pit type to submersible type pumping stations. The locations of the pump stations, gravity sewers and force mains were not changed. Noyes., Sear, Morn & MQHen, in ENGINLERS VANNERS 29?(ILI 'P64.5115.0185 crck104.58-5 1504 www fislom corn vt t 1 37 We do not anticipate the above changes to the project will afleet the previously issued ° NSI, therefore we are proceeding whit the submittal of th NCDENR onstru tion penult modification, If you need any additional information, do not hesitateto contact me, Sine Ply, David DePratter, 1 . ltrd Associate Copy to: Gene Haynes, City o ickory Kevin Greer, City of Hickory Bruceor an, ILSIVD4 Jim Tindall,I-ISMM 9 Septentlaer 200 Ms'Sonja Williams ]North Carolina Division o1 919 N. Main Street Mooresville, NC 28115 Water Qua Re: City f hickory Henry River Basin I I I °)32 1 Sauer Permit No, WQ00 3 1 3 turn EP Modification• HS 1M Commission No 0101 Dear ° Ms Williams. l racic�sed is a pc wait ni diticati n ra views aal ratittal canals taal of the follow ink; Original Permit Modi icatiorr Application with care (1) additional Attached sheet explaining the proposed permit modifications, check in the amount of $400.00 payable to 1 C1 1NR. op rx a have any -1ucstions or tread a.i additional i foration; do not hesitate to contact trte Sincerely, HaM David J. Ielrater, P.E. Registered associate Enclosures. A noted Cc; Get e Haynes, City of Hickory Kevin reer, City of hickory Jirar Tindall, Hi MM Bruce Morgan, HSMM 1�`i lc