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SW8120806_CURRENT PERMIT_20120820
STORMWATER DIVISION CODING SHEET POST -CONSTRUCTION PERMITS PERMIT NO. SW�G ��VJ DOC TYPE � CURRENT PERMIT APPROVED PLANS ❑ HISTORICAL FILE ❑ COMPLIANCE EVALUATION INSPECTION DOC DATE �7i iiS�D YYYYMMDD NCDENR North Carolina Department of Environment and Natural Resources Division of Water Quality Beverly Eaves Perdue Charles Wak0d, P. E. Dee Freeman Governor Director Secretary August 20, 2012 Carl Baker, Deputy Public Works Officer USMCB Camp Lejeune 1005 Michael Road Camp Lejeune, NC 28547 Subject: Permit Correction State Stormwater Management Permit No. SW8120806 DRMO Storage trot High Density Commercial Wet Detention Pond Project Onslow County . Dear Mr. Baker: State Stormwater Management Permit # SW8120806 was recently issued to you with an incorrect expiration date of August 15, 2012, The correct expiration date is August 15, 2020. Find attached a corrected page 2 of the permit issued August 15, 2012. Please keep this notification and the corrected page 2 with your permit and be aware that all terms and conditions of the permit still remain in full force and effect. If you have any questions, or need additional information concerning this matter, please contact Chris Baker or me at (910) 796-7215. Sincerely, eorCh-'arles vzild, P. E., Director Division of Water Quality GDSlcsb-. &WQS1Stormwater\Permits & Projectsl20121120806 HDI2012 08 permit_correction120806 cc: Joseph C. Avolis, P. E., Avolis Engineering, P, A. Wilmington Regional Office Stormwater File Wilmington Regional Office 127 Cardinal Drive Extension, Wilmington, North Carolina 28405 Phone: 910-796-72151 FAX: 910-350-20041 DENR Assistance: 1-877-623•6748 Internet www.ncwaterquality.org Onc North Carol iMl An Equal Opporsunity 1 Af6rmalive Action Employer State.Stormwater Management Systems Permit No. SW8 120806 STATE OF NORTH CAROLINA DEPARTMENT OF ENVIRONMENT AND NATURAL RESOURCES DIVISION OF WATER QUALITY STATE STORMWATER MANAGEMENT PERMIT HIGH DENSITY COMMERCIAL DEVELOPMENT 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 USMCB — Camp Lejeune DRMO Storage Lot Mulberry Street, Camp Lejeune, Onclow County FOR THE construction, operation and maintenance of a wet detention pond in compliance with the provisions of 15A NCAC 2H .1000 and Session Law 2008-211 (hereafter collectively referred to as the "stormwater rules') the approved stormwater management plans and specifications and other supporting data as attached and on file with and approved by the Division of Water Quality and considered a part of this permit. This permit shall be effective from the date of issuance until August 15, 2020, and shall be subject to the following specified conditions and limitations: I. DESIGN STANDARDS 1. This permit is effective only with respect to the nature and volume of stormwater described in the application and other supporting data. 2. This stormwater system has been approved for the management of stormwater runoff as described in Section 1.7 on page 3 of this permit. The stormwater control has been designed to handle the runoff from 47,007 square feet of impervious area. 3. A 50' wide vegetative buffer must be provided adjacent surface waters, measured horizontally from and perpendicular to the normal pool of impounded structures, the top of bank of both sides of streams and rivers and the mean high water line of tidal waters. 4. The tract will be limited to the amount of built -upon area indicated on page 3 of this permit, and per approved plans. 5. All stormwater collection and treatment systems must be located in either dedicated common areas or recorded easements. The final plats for the project will be recorded showing all such required easements, in accordance with the approved plans. 6. The runoff from all built -upon area within the permitted drainage area(s) of this project must be directed into the permitted stormwater control system. Page 2 of 7 Beverly Eaves Perdue Governor August 15, 2012 NC®ENR North Carolina Department of Environment and Division of Water Quality Charles Wakild, P. E. Director Carl Baker, Deputy Public Works Officer USMCB Camp Lejeune 1005 Michael Road Camp Lejeune, NC 28547 Subject: State Stormwater Management Permit No. SW8120806 DRMO Storage Lot High Density Commercial Wet Detention Pond Project Onslow County Dear Mr, Batter: Natural Resources Dee Freeman Secretary The Wilmington Regional Office received a complete Stormwater Management Permit Application for DRMO Storage Lot on August 15, 2012. Staff review of the plans and specifications has determined that the project, as proposed, will comply with the Stormwater Regulations set forth in Title 15A NCAC 2H,1000 and Session Law 2008-211. We are forwarding Permit No. SW8 120806 dated August 15, 2012, for the construction, operation and maintenance of the BMP's and built -upon areas associated with the subject project. r S za z This permit shall be effective from the date of issuance until Au 7stl�5, 2012, a d shall be subject to the conditions and limitations as specified therein. Please pay special attentidn_to-thexonditions listed in this permit regarding the Operation and Maintenance of the BMP(s), recordation of deed restrictions, certification of the BMP's, procedures for changes of ownership, transferring the permit, and renewing the permit. Failure to establish an adequate system for operation and maintenance of the stormwater management system, to record deed restrictions, to certify the BMP's, to transfer the permit, or to renew the permit, will result in future compliance problems. If -any parts, requirements, or limitations contained in this permit are unacceptable, you have the right to request an adjudicatory hearing by filing a written petition with the Office of Administrative Hearings (OAH). The written petition must conform to Chapter 150B of the North Carolina General Statutes, and must be filed with the OAH within thirty (30) days of receipt of this permit. You should contact the OAH with all questions regarding the filing fee (if a filing fee is required) and/or the details of the filing process at 6714 Mail Service Center, Raleigh, NC 27699-6714, or via telephone at 919-431-3000, or visit their website at www,NCOAH.com. Unless such demands are made this permit shall be final and binding, If you have any questions, or need additional information concerning this matter, please contact Chris Baker, at (910) 796-7215. Since ely, (� r Charles W ild, P. E., Director Division of Water Duality GDSlcsb: S:IWQSIStormwaterlPermits & Projects120121120806 HD12012 08 permit 120806 cc: Joseph C. Avolis, P. E., Avolis Engineering, P. A. Wilmington Regional Office Stormwater File Wilmington Regional Office 127 Cardinal Drive Extension, Wilmington, North Carolina 28405 011C Phone: 910-796-7215 1 FAX: 910-350-20041 DENR Assistance: 1-877-623-6748 Nort:hCarohiia Internet: www.ncwaterquality.org �I `�']mma / j„ An Equal Opportunity 1 Affirmative Action Employer l "!✓/ State Stormwater Management Systems Permit No. SW8 120806 STATE OF NORTH CAROLINA DEPARTMENT OF ENVIRONMENT AND NATURAL RESOURCES DIVISION OF WATER QUALITY STATE STORMWATER MANAGEMENT PERMIT HIGH DENSITY COMMERCIAL DEVELOPMENT 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 USMC8 - Camp Lejeune DRMO Storage Lot Mulberry Street, Camp Lejeune, Onclow County FOR THE construction, operation and maintenance of a wet detention pond in compliance with the provisions of 15A NCAC 2H .1000 and Session Law 2008-211 (hereafter collectively referred to as the "stormwater rules') the approved stormwater management -plans and specifications and other supporting data as attached and on file with and approved by the Division of Water Quality and considered a part of this permit. - 1-2:�" This permit shall be effective from the date of issuan until August 15, 201"2, and shall be subject to the following specified conditions and limit�tioons_M I. DESIGN STANDARDS 1. This permit is effective only with respect to the nature and volume of stormwater described in the application and other supporting data. 2. This stormwater system has been approved for the management of stormwater runoff as described in Section 1.7 on page 3 of this permit. The stormwater control has been designed to handle the runoff from 47,007 square feet of impervious area. 3. A 50' wide vegetative buffer must be provided adjacent surface waters, measured horizontally from and perpendicular to the normal pool of impounded structures, the top of bank of both sides of streams and rivers and the mean high water line of tidal waters. 4. The tract will be limited to the amount of built -upon area indicated on page 3 of this permit, and per approved plans. 5. All stormwater collection and treatment systems must be located in either dedicated common areas or recorded easements. The final plats for the project will be recorded showing all such required easements, in accordance with the approved plans. 6. The runoff from all built -upon area within the permitted drainage area(s) of this project must be directed into the permitted stormwater control system. Page 2 of 7 State Stormwater Management Systems Permit No. SW8 120806 7. The following design criteria have been provided in the wet detention pond and must be maintained at design condition: a. Drainage Area, acres: Onsite, ft : Offsite, ft2: b. Total Impervious Surfaces, ft2: Onsite, ft : Offsite, ft2: C. Design Storm, inches: d. Average Pond Design Depth, feet: e. TSS removal efficiency: f. Permanent Pool Elevation, FMS.�: g. Permanent Pool Surface Areq, ft h. Permitted Storage Volume, ft : i. Temporary Storage Elevation, FMSL: j. Pre-dev. 1 yr-24 hr. discharge rate, cfs k. Controlling Orifice: I. Orifice flowrate, cfs: M. Permitted Forebay Volume, ft3: n. Fountain Horsepower o. Receiving Stream/River Basin: p. Stream Index Number: q. Classification of Water Body: II. SCHEDULE OF COMPLIANCE 2.37 103,427 NIA 47,007 47,007 NIA 1.5 3.5 90 27.0 7,303 7,915 28.75 0.08 1.25" O pipe 0.03 4,302 NIA Cogdels Creek 1 White Oak 19-23 "SC -NSW" 1. The stormwater management system shall be constructed in its entirety, vegetated and operational for its intended use prior to the construction of any built -upon surface. 2. During construction, erosion shall be kept to a minimum and any eroded areas of the system will be repaired immediately. 3. The permittee shall, at all times, provide the operation and maintenance necessary to assure the permitted stormwater system functions at optimum efficiency. The signed and approved Operation and Maintenance Agreement must be followed in its entirety and maintenance must occur at the scheduled intervals including, but not limited to. a. Semiannual scheduled inspections (every 6 months). b. Sediment removal. C. Mowing and re -vegetation of slopes and the vegetated filter. d. Immediate repair of eroded areas. e. Maintenance of all slopes in accordance with approved plans and specifications. f. Debris removal and unclogging of outlet structure, orifice device, flow spreader, catch basins and piping. g. Access to the outlet structure must be available at all times. 4. Records of maintenance activities must be kept and made available upon request to authorized personnel of DWQ. The records will indicate the date, activity, name of person performing the work and what actions were taken. 5. Decorative spray fountains require a minimum permanent pool volume of 30,000 cubic feet storage. This wet detention pond does not meet the minimum design criteria to allow a spray fountain. 6. The facilities shall be constructed as shown on the approved plans. This permit shall become void unless the facilities are constructed in accordance with the conditions of this permit, the approved plans and specifications, and other supporting data. Page 3 of 7 State Stormwater Management Systems Permit No. SW8 120806 7. Upon completion of construction, prior to issuance of a Certificate of Occupancy, and prior to operation of this permitted facility, a certification must be received from an appropriate designer for the system installed certifying that the permitted facility has been installed in accordance with this permit, the approved plans and specifications, and other supporting documentation. Any deviations from the approved plans and specifications must be noted on the Certification. A modification may be required for those deviations. 8. If the stormwater system was used as an Erosion Control device, it must be restored to design condition prior to operation as a stormwater treatment device, and prior to occupancy of the facility. 9. Access to the stormwater facilities for inspection and maintenance shall be maintained via appropriate recorded easements at all times. 10. The permittee shall submit to the Director and shall have received approval for revised plans, specifications, and calculations prior to construction, for any modification to the approved plans, including, but not limited to, those listed below: a. Any revision to any item shown on the approved plans, including the stormwater management measures, built -upon area, details, etc. b. Redesign or addition to the approved amount of built -upon area or to the drainage area. C. Further development, subdivision, acquisition, lease or sale of any, all or part of the project area. The project area is defined as all property owned by the permittee, for which Sedimentation and Erosion Control Plan approval or a CAMA Major permit was sought. d. Filling in, altering, or piping of any vegetative conveyance shown on the approved plan. 11. Prior to the construction of any permitted future areas shown on the approved plans, the permittee shall submit final site layout and grading plans to the Division for approval. 12. The Director may notify the permittee when the permitted site does not meet one or more of the minimum requirements of the permit. Within the time frame specified in the notice, the permittee shall submit a written time schedule to the Director for modifying the site to meet minimum requirements. The permittee shall provide copies of revised plans and certification in writing to the Director that the changes have been made. 13. Approved plans and specifications for this project are incorporated by reference and are enforceable parts of the permit. A copy of the approved plans and specifications shall be maintained on file by the Permittee at all times. Ill. GENERAL CONDITIONS This permit is not transferable to any person or entity except after notice to and approval by the Director. At least 30 days prior to a change of ownership, or a name change of the permittee or of the project, or a mailing address change, the permittee must submit a completed and signed Name/Ownership Change Form to the Division of Water Quality, accompanied by the supporting documentation as listed on the form. The approval of this request will be considered on its merits and may or may not be approved. 2. The permittee is responsible for compliance with all permit conditions until such time as the Division approves the transfer request. Neither the sale of the project in whole or in part, nor the conveyance of common area to a third party constitutes an approved transfer of the stormwater permit. Page 4 of 7 State Stormwater Management Systems Permit No. SW8 120806 3. Failure to abide by the conditions and limitations contained in this permit may subject the Permittee to enforcement action by the Division of Water Quality, in accordance with North Carolina General Statute 143-215.6A to 143-215.6C. 4. The issuance of this permit does not preclude the Permittee from complying with any and all statutes, rules, regulations, or ordinances, which may be imposed by other government agencies (local, state, and federal) having jurisdiction. 5. In the event that the facilities fail to perform satisfactorily, the Permittee shall take immediate corrective action, including those as may be required by this Division, such as the construction of additional or replacement stormwater management systems. 6. The permittee grants DENR Staff permission to enter the property during normal business hours for the purpose of inspecting all components of the permitted stormwater management facility. 7. The permit remains in force and effect until modified, revoked, terminated or'renewed. The permit may be modified, revolted and reissued or terminated for cause. The filing of a request for a permit modification, revocation and re -issuance or termination does not stay any permit condition. 8. Unless specified elsewhere, permanent seeding requirements for the stormwater control must follow the guidelines established in the North Carolina Erosion and Sediment Control Planning and Design Manual. 9. The permittee shall submit a permit renewal request at least 180 days prior to the expiration date of this permit. The renewal request must include the appropriate documentation and the processing fee. Permit issued this the 15th day of August, 2012. NORTH CAROLIN4--€NVIRONMENTAL MANAGEMENT COMMISSION for ynariewvvaKila, V. t. uirector Division of Water Quality By Authority of the Environmental Management Commission Page 5 of 7 State Stormwater Management Systems Permit No. SW8 120806 DRMO Storage Lot Stormwater Permit No. SW8 120806 Onslow County Designer's Certification 1, , as a duly registered in the State of North Carolina, having been authorized to observe (periodically/ weekly/ full time) the construction of the project, (Project) for (Project Owner) hereby state that, to the best of my abilities, due care and diligence was used in the observation of the project construction such that the construction was observed to be built.within substantial compliance and intent of the approved plans and specifications. The checklist of items on page 2 of this form is included in the Certification. Noted deviations from approved plans and specifications: Signature Registration Number Date SEAL Page 6 of 7 State Stormwater Management Systems Permit No. SW8 120806 Certification Requirements: 1. The drainage area to the system contains approximately the permitted acreage. 2. The drainage area to the system contains no more than the permitted amount of built -upon area. 3. All the built -upon area associated with the project is graded such that the runoff drains to the system. 4. All roof drains are located such that the runoff is directed into the system. 5. The outlet structure elevations are per the approved plan. 6. The outlet structure is located per the approved plans. 7. Trash rack is provided on the outlet structure. 8. All slopes are grassed with permanent vegetation. 9. Vegetated slopes are no steeper than 3:1. 10. The inlets are located per the approved plans and do not cause short-circuiting of the system. 11. The permitted amounts of surface area and/or volume have been provided. .12. Required drawdown devices are correctly sized and located per the approved plans. 13. All required design depths are provided. .14. All required parts of the system are provided, such as a vegetated shelf, and a forebay. 15. The required system dimensions are provided per the approved plans. 16. All components of the stormwater BMP are located in either recorded common areas, or recorded easements. cc: NCDENR-DWQ Regional Office Camp Lejeune Building Inspections Page 7 of 7 i I)WQ USE ONLY D4LyRcceiyed ce Paid Permit Number Applicable R les. ❑ Coastal SW -1 95 ❑ Coastal S - 2008 ❑ Ph II - Post Construction (select all that apply) ❑ Non -Coastal SW- I-IQW/ORW Waters ❑ Universal Stormwater Management Plan ❑ Other WQ M mt Plan: State of North Carolina Department of Environment and Natural Resources Division of Water Quality STORMWATER MANAGEMENT PERMIT APPLICATION FORM Thisform quay be photocopied for use as an original I. GENERAL INFORMATION 1, Project Name (subdivision, facility, or establishment name - should be consistent with project name on plans, specifications, letters, operation and maintenance agreements, etc.): C-eA4R+e1=DRMO Storage Lot Near Bldg 916 2. Location of Project (street address): Northeast and adiacent to intersection of Mulberry and Franklin Streets City:MCB Camp Lejeune County:Onslow Zip:28547 3. Directions to project (from nearest major intersection): Project is located adjacent to and northeast of the intersection of Franklin and -Mulberry Streets in the industrial area of Hadnot Point. 4. Latitude:34° 40' 11" N II. PERMIT INFORMATION: Longitude:77° 19' 32" W of the main entrance to the project. 1. a. Specify whether project is (check one): ®New []Modification b.If this application is being submitted as the result of a modification to an existing permit, list the existing permit number N/A , its issue bate (if known) , and the status of construction: ❑Not Started ❑Partially Completed* ❑ Completed* *provide a designer's certification 2. Specify the type of project (check one): ❑Low Density ®High Density ❑Drains to an Offsite Stormwater System ❑Other 3. If this application is being submitted as the result of a previously returned application or a letter from DWQ requesting a state stormwater management permit application, list the stormwater project number, if assigned, and the previous name of the project, if different than currently proposed, 4. a. Additional Project Requirements (check applicable blanks; information on required state permits can be obtained by contacting the Customer Service Center at 1-877-623-6748): ❑LAMA Major ®Sedimentation/Erosion Control: 2.4 ac of Disturbed Area ❑NPDES Industrial Stormwater ❑404/401 Permit: Proposed Impacts b.If any of these permits have already been acquired please provide the Project Name, Project/Permit Number, issue date and the type of each permit: Form SWU-101 Version 07Jun2010 RECEIVED AUG 1 4 2012 F3Y Page 1 of 6 Ill. CONTACT INFORMATION 1. a. Print Applicant / Signing Official's name and title (specifically the developer, property owner, lessee, designated government official, individual, etc. who owns the project): Applicant/ Organization: Comma nding Officer - MCB Camp Lejeune, North Carolina Signing Official & Title:Carl H. Baker, PE - Deputy Public Works Officer b.Contact information for person listed in item 1a above: Street Address:1005 Michael Road City:Canip Lejeune State:NC Zip:28547 Mailing Address (if applicable): City: Phone: (910 ) 450-5803 Email:carl.h. baker©usnnc.mil Sta te: Zip: Fax: (910 ) 451-2927 c. Please check the appropriate box. The applicant listed above is: ❑ The property owner (Skip to Contact Information, item 3a) ❑ Lessee* (Attach a copy of the lease agreement and complete Contact Information, item 2a and 2b below) ❑ Purchaser* (Attach a copy of the pending sales agreement and complete Contact Information, item 2a and 2b below) ❑ Developer* (Complete Contact Information, item 2a and 2b below.) 2. a. Print Property Owner's name and title below, if you are the lessee, purchaser or developer. (This is the person who owns the property that the project is located on): Property Owner/Organization: Signing Official & Title: b.Contact information for person listed in item 2a above: Street Address: City: Mailing Address (if applicable): State: Zip: City: State: Zip: Phone: Email: Fax: ( ) 3. a. (Optional) Print the name and title of another contact such as the projects construction supervisor or other person who can answer questions about the project: Other Contact Person/Organization: David Towler, EI/Public Works Signing Official & Title:Carl Baker, Deputy Public Works Director T b.Contact information for person listed in item 3a above: Mailing Address:1005 Michael Road City:Camp Lejeune Phone: 910 450-5803 Ennail:ciavid.towler®usmc.nnil 4. Local jurisdiction for building permits: N/A State:NC Zip:28547 Fax: (910 ) 451-2927 _ Point of Contact: Phone #: Form SWU-101 Version 07Jun2010 Page 2 of 6 RECEIVED AUG 14 Z 012 BY: IV. PROJECT INFORMATION 1. In the space provided below, briefly summarize how the stormwater runoff will be treated. Stormwater runoff will be discharged to a wet detention pond aized for 90% TSS removal. 2. a. If claiming vested rights, identify the supporting documents provided and the date they were approved: ❑ Approval of a Site Specific Development Plan or PUD Approval Date: ❑ Valid Building Permit Issued Date: ❑ Other: Date: b.If claiming vested rights, identify the regulation(s) the project has been designed in accordance with: ❑ Coastal SW -1995 ❑ Ph II -- Post Construction 3. Stormwater runoff from this project drains to the White Oak 4. Total Property Area: 2.4 acres River basin. 5. Total Coastal Wetlands Area: 0 acres 6. Total Surface Water Area: 0 acres 7. Total Property Area (4) -Total Coastal Wetlands Area (5) -Total Surface Water Area (6) = Total Project Area*: 2.4 acres * Total project area shall be calculated to exclude thefollowing. the normal pool of impounded structures, the area between fire banks of streaurs and rivers, the area below the Normal High Water.(NHM lime or Mean High Water (MHW) line, and coastal zueflands landward from the NHW (or MHW) lire. The resultant project area is used to calculate overall percent built upon area (BUA). Norr-coastat zlrettands landward of the NHW (or MHW) lure ruay be included in the total project area. 8. Project percent of impervious area: (Total Impervious Area / Total Project Area) X 100 = 45.45 % 9. How many drainage areas does the project have?1 (For higlr density, count. I for each proposed engineered storruwater BMP. For lozo density and other projects, use 7 for the whole property area) 10. Complete the following information for each drainage area identified in Project Information item 9. If there are more than four drainage areas in the project, attach an additional sheet with the information for each area provided in the same format as below. Basin Information Drainage Area 1 Drainage Area _ Drainage Area _ Drainage Area _ Receiving Stream Name Cogdels Creek Stream Class * SC; NSW Stream Index Number * 19-23 Total Drainage Area (so 103,427 On -site Drainage Area (so 103,427 Off -site Drainage Area (so 0 Proposed Impervious Area** (so 47,007 Impervious Area** (total) 45.45 impervious** Surface Area Drainage Area 1 Drainage Area _ Drainage Area _ Drainage Area On -site Buildings/Lots (so 0 On -site Streets (so 0 On -site Parking (so 47,007 On -site Sidewalks (so 0 Other on -site (so 0 Future (so 0 Off -site (sf) 0 Existing BUA*** (so 0 Total (so: 47,007 * Stream Class and Index Number can be determined at: litU).- portrll.uc(le)rr.oiy,,Izvel?lioq ps/csrr/classifcrrfiorrs * Impervious area is defined as the built upon area including, but not lirrrited to, buildings, roads, parking areas, sidewalks, gravel areas, etc. 7AU VED Forni SWU-101 Version 07Jun2010 Page 3 of 42012 'Report only drat antouitt of existing BUA drat will reniain after development. Do not report any existing BUA that is to be removed and which will be replaced by new BUA. 11. How was the off -site impervious area listed above determined? Provide documentation. Field visit and topographic survey. Projects in Union County: Contact DWQ Central Office staff to check if the project is located tivithin a Threatened Endangered Species watershed that nuty be subject to snore stringent stoi,?nwater requirements as per NCAC 02B , 0600, V. SUPPLEMENT AND O&M FORMS The applicable state stormwater management permit supplement and operation and maintenance (O&M) forms must be submitted for each BMP specified for this project. The latest versions of the forms can be downloaded from httt_i://uortal.ncdenr.orc/web/wo/ws/su/bmt}-manual. V1. SUBMITTAL REQUIREMENTS Only complete application packages will be accepted and reviewed by the Division of Water Quality (DWQ). A complete package includes all of the items listed below. A detailed application instruction sheet and BMP checklists are available from litortal.ncdenr.or web w ws su statesw forms flocs. The complete application package should be submitted to the appropriate DWQ Office. (The appropriate office may be found by locating project on the interactive online map at http//portalmcdennorg/web/wq/ws/su/maps.) Please indicate that the following required information have been provided by initialing in the space provided for each item. All original documents MUST be signed and initialed in blue ink. Download the latest versions for each submitted application package from http:%/portal.ncdenr.org/web/wq/ws/su/statesw/forms does. Initials 1. Original and orre copy of the Stormwater Management Permit Application Form. 2. Original and are copy of the signed and notarized Deed Restrictions & Protective Covenants Form. (if rer]uired as per Part VII be107171 3. Original of the applicable Supplement Form(s) (sealed, signed and dated) and O&M agreement(s) for each BMP. 4. Permit application processing fee of $505 payable to NCDENR. (For an Express review, refer to http://www.envhelp.org/pages/onestopexpress.litml for information on the Express program and the associated fees. Contact the appropriate regional office Express Permit Coordinator for additional information and to schedule the required application meeting.) 5. A detailed narrative (one to two pages) describing the stormwater treatment/management 6. A USGS map identifying the site location. If the receiving stream is reported as class SA or the receiving stream drains to class SA waters within t/z mile of the site boundary, include. the 1/2 mile radius on the map. 7. Sealed, signed and dated calculations. 8. Two sets of plans folded to 8.5" x 14" (sealed, signed, & dated), including: a. Development/Project name. b. Engineer and firm. c. Location map with named streets and NCSR numbers. d. Legend. e. North arrow. f. Scale. g. Revision number and dates. h. Identify all surface waters on the plans by delineating the normal pool elevation of impounded structures, the banks of streams and rivers, the MI-IW or NHW line of tidal waters, and any coastal wetlands landward of the MI-IW or NHW lines. • Delineate the vegetated buffer landward from the normal pool elevation of impounded structures, the banks of streams or rivers, and the MI-IW (or NI-IW) of tidal waters. i. Dimensioned property/ project boundary with bearings & distances. j. Site Layout with all BUA identified and dimensioned. k. Existing contours, proposed contours, spot elevations, finished floor elevations. I. Details of roads, drainage features, collection systems, and stormwater control measures. m. Wetlands delineated, or a note on the plans that none exist. (Must be delineated by a qualified person. Provide documentation of qualifications and identify the person who made the determination on the plans. n. Existing drainage (including off -site), drainage easements, pipe sizes, runoff calculations. o. Drainage areas delineated (included in the main set of plans, not as a separate document). p. Vegetated buffers (where required). Form SWU-101 Version 07Jun2010 Page 4 of 6 I� E AUG 1 4 2012 BY: °. Copy of any applicable soils report with the associated SHWT elevations (Please identify _ elevations in addition to depths) as well as a map of the boring locations with the existing elevations and boring logs. Include an 8.5"xlI" copy of the NRCS County Soils trap with the project area clearly delineated. For projects with infiltration BMPs, the report should also include the soil type, expected infiltration rate, and the method of determining the infiltration rate. (Infiltration Devices submitted to WiRO: Schedule a site visit for DWQ to verifif fire Sh VV prior to submittal, (910} 796-7378.) A copy of the most current property deed. Deed book: Military Page No: For corporations and limited liability corporations (LLC): Provide documentation from the NC Secretary of State or other official documentation, which supports the titles and positions held by the persons listed in Contact Information, item 1a, 2a, and/or 3a per NCAC 21-L1003(e). The corporation or LLC must be listed as an active corporation in good standing with the NC Secretary of State, otherwise the application will be returned. http://www.secretary.state.nc.us/CorporatioiisZCSearch.aspx VIL DEED RESTRICTIONS AND PROTECTIVE COVENANTS For all subdivisions, outparceis, and future development, the appropriate property restrictions and protective covenants are required to be recorded prior to the sale of any lot. If lot sizes vary significantly or the proposed BUA allocations vary, a table listing each lot number, lot size, and the allowable built -upon area must be provided as an attachment to the completed and notarized deed restriction form. The appropriate deed restrictions and protective covenants forms can be downloaded from littp://portal.ncdenr.org/weir/wq/ws/su/statesw/forms_docs. Download the latest versions for each submittal. In the instances where the applicant is different than the property owner, it is the responsibility of the property owner to sign the deed restrictions and protective covenants form while the applicant is responsible for ensuring that the deed restrictions are recorded. By the notarized signature(s) below, the permit holder(s) certify that the recorded property restrictions and protective covenants for this project, if required, shall include all the items required in the permit and listed on the forms available on the website, that the covenants will be binding on all parties and persons claiming under them, that they will run with the land, that the required covenants cannot be changed or deleted without concurrence from the NC DWQ, and that they will be recorded prior to the sale of any lot. VIIi. CONSULTANT INFORMATION AND AUTHORIZATION Applicant: Complete this section if you wish to designate authority to another individual and/or firm (such as a consulting engineer and/or firm) so that they may provide information of your behalf for this project (such as addressing requests for additional information). Consulting Engineer: ose h C. Avolis PE Consulting Firm: Avolis Engineering, PA Mailing Address:P.O. Box 15564 City:New Bern State:NC Zip:28562 Phone: (252 1 633-0068 Fax: (252 ) 633-6507 1;-mail:-,ivolisciigincering@emb,irgiiiail.com IX. PROPERTY OWNER AUTHORIZATION (if Contact Information, items 2 has been filled out, complete this section) 1, (print or type name of person listed in Contact Information, item 2a) , certify that own the property identified in this permit application, and thus give permission to (print or type name of person listed in Contact Irnfornnafion, item 1a) with (print or type name of organizationlisted in Contact Information, item 1a) to develop the project as currently proposed. A copy of the lease agreement or pending property sales contract has been provided with the submittal, which indicates the party responsible for the operation and maintenance of the stormwater system. RECEIVED AUG 1 4 201Z BY: Form SWU-101 Version 07Jun2010 Page 5 of 6 As the legal property owner I acknowledge, understand, and agree by my signature below, that if my designated agent (entity listed in Contact Information, item 1) dissolves their company and/or cancels or defaults on their lease agreement, or pending sale, responsibility for compliance with the DWQ Stormwater permit reverts back to me, the property owner. As the property owner, it is my responsibility to notify DWQ immediately and submit a completed Name/Ownership Change Form within 30 days; otherwise I will be operating a stormwater treatment facility without a valid permit. I understand that the operation of a stormwater treatment facility without a valid permit is a violation of NC General Statue 143-215.1 and may result in appropriate enforcement action including the assessment of civil penalties of up to $25,000 per day, pursuant to NCGS 143-215.6. Signatu Date: I, , a Notary Public for the State of County of do hereby certify that personally appeared before me this _ day of , and acknowledge the flue execution of the application for a stormwater permit. Witness my hand and official seal, SEAL My commission expires X. APPLICANT'S CERTIFICATION I, (print or type name of person listed in Contact Inforrurition, Will 1a) Carl H. Baker certify that the information included on this permit application form is, to the best of my knowledge, correct and that the project will be constructed in conformance with the approved plans, that the required deed restrictions and protective v nants will be reco�ejed, and that the proposed project complies with the requirements of the applicable stoytnwater rules under 1 NCAA 2H .1000, SL 2006-246 (Ph. II - Post Construction) or SL 2008-21-1. Signature: im a Nota V-N\"kWAAJ , do hereb� certify thatL before me this day of a stormwater permit. Witness my hand and official KELLEY VANDECOEVERI NOTARY PUBLIC ONSLOW COUNTY STATE OF NORTH CAROLINA AI_ Date: I'ub[i or the State of f C0611 County of •---acuonally appeared ,R+10,1 gckn�Vledge thef e ecutio of the a`p`p-tisation for y commission expires I N 11 REC EIV ED AUG 1 4 2012 BY: Form SWU-101 Version 07Jun2010 Page 6 of 6 Permit (to be provided by DWO) ��� NCDENR wnrE,gQ� '=1 STORMWATER MANAGEMENT PERMIT APPLICATION FORM 401 CERTIFICATION APPLICATION FORM WET DETENTION BASIN SUPPLEMENT This form must be filled M. printed and submitted. The Required Items Checklist (Part III) must be printed, rifted out and submitted along with aft of the required information. Project name Contact person Phone number Date Drainage area number Site Characteristics Drainage area Impervious area, post -development °% impervious Design rainfall depth Storage Volume: Non -SA Waters Minimum volume required Volume provided Storage Volume: SA Waters 1.5' runoff volume Pre -development 1-yr, 24-hr runoff Post -development 1-yr, 24-hr runoff Minimum volume required Volume provided Peak Flow Calculations Is the prelpost control of the lyr 24hr storm peak Saw required? 1-yr, 24-hr rainfall depth Rational C, pre -development Rational C, post -development Rainfall intensify: I-yr. 24-hr storm Pre -development 1-yr, 24-hr peak flow Post -development 1-yr, 24-hr peak Pow PrelPosi 1-yr, 24-hr peak flow control Elevations Temporary pool etevatlon Permanent pool elevation SHWT elevation (approx. at the perm. pool elevation) Top of 1 Oft vegetated shelf elevation Bottom of 10M vegetated shelf elevation Sediment cfeanout, top elevation (bottom of pond) Sediment cleanouk bottom elevation Sediment storage provided Is there additional volume stored above the state -required temp. pool? Elevation of the top of the additional volume ~?�47�0074, fe + 45.45 % In <5,g36 n' !" "it OK, volume provided is equal to or In excess of volume required. ;3:7in 0.21"(unitless) 0.60,�unitless) u5915: inihr Insufficient Check intensity calculation. 0.08 fOlsec 0.21 ft3lsec 0.13 0sec -.-.sa�.:s28:75I fmsl T `"k'.`4I1#27,50jfmsl ei'shaf{ 27:30jfmsl 28001fmsl i &it'"t27:00Ifmsl 322'W.fmsl yp�ir„ 21:00fmsl 1.00 it (Y or N) fmsl OK Farm SW401-Wet Detention Basin-Rcv.9411e112 Pens I. R II. Design Summary, Page 1 of 2 Permit (to be provided by 0 WO) 1f.1 pESIGNiINF..(1RMATION'�( 3 .. .y,'.Wa a Surface Areas Area, temporary pool Area REQUIRED, permanent pool 4,706 ft� SAIDA ratio 4t55'+(unidess) Area PROVIDED, permanent pool, Ar, OK Area, bottom of 10ft vegetated shelf, Abot_o,„ " t :rs'5;49a ft` Area, sediment dearout, top elevation (bottom of pond), AWE k :r "=` ` 1;719 ft' Volumes Volume, temporary pool '?�.g s ;=" -z '.7,915'. ft, OK Volume, permanent pool, Vp,,,,,-P,,, n tf ,21'.31T ft' Volume, forell (sum of forebays if more than one forebay) A wS ;4;342 ft' Forebay % of permanent pool volume 20.2% % OK SAIDA Table Data Design TSS removal % Coastal SAIDA Table Used? ,(r: ;;:Ya,i,{' `_ (Y or N) Mountain/Piedmont SAIDA Table Used? `? -_ N' rri (Y or N) SAIDA ratio 4.55 (unifless) Average depth (used in SAIDA table); Calculation option 1 used? {See Figure 10-2b} (Y or N) Volume, permanent pool, Vp--p o, 21,317 ft' Area provided, permanent pool, A,,_,, 7,303 ft` Average depth calculated Need 3 It min. Average depth used in SAIDA, d., (Round to nearest 0.5ft) Calculation option 2 used? (See figure 10-2b) : ; t: %>Y l:: (Y or N) Area provided, permanent pool. Ap,,,,_pw 7,303 ft' Area, bottom of loft vegetated shelf, Ab,_d r 5,491 ft Area, sediment cleanout, top elevation (bottom of pond), A,,,_o„d 1,719 fe 'Depth' (distance l bottom of 10ft shelf and top of sediment) 5.00 it Average depth calculated vac3i72; It OK Average depth used in SA1DA, (Round to down to nearest 0,51t) , F .3 5 It OK Drawdown Calculations Drawdown through orifice?:1? R Y r ',r%':? {Y or N} Diameter of orifice (if atcular) xR.: x.,+� e�,;-..'u>>1 i25 in Area of orifice (if -non -circular) F... I Coefficient of discharge(Co)"E rg ( era:., .. rf .ti„0.60 unitless r§i;" 'r, { ) Driving head (H,) :Ee.«._,.>S).0:42iR Drawdown through weir? : INN t , (Y or N) Weir type ', M i ; a l$ ' (un1ll Coefficient of discharge (Cw) (unitless) Length of weir (L) Driving head (H) Pre-develapmeni 1-yr, 24-hr peak flow "` e" : ; 0,48° fp/sec Post -development 1-yr, 24-hr peak flow 4_'r' _=Ye^ 0;21sry�Isec Storage volume discharge rate (through discharge orifice or weir) xt f„ ;�0.03;ft31sec Storage volume drawdown time xy,°lcv'.r3:1 akrfi _;;3 46;,days OK, draws down in 2-5 days. Additional Information Vegetated side slopes +_ i sgr:r casaT a:.' ,{ • 1 OK Vegetated shelf slope h' : 10!:1 OK Vegetated shelf width 3y%i:F'3"'r.14:0'sft OK Length of Rowpath to width ratio 1:pi is n 3i:1 OK Length to width ratio s'%ixw',sz"si°3,'3;01:1 OK Trash rack for overflow & orifice? i;tei'§oY ; , `(Y or N) OK Freeboard provided ;'�$540FlFl ; Ir0ift OK Vegetated filter provided? or N) OK Recorded drainage easement provided? ag„y (Y or N) OK Capures all runoff at ultimate build -out? { "r a "�Y , ., {Y or N) OK Drain mechanism for maintenance or emergencies is: Farm SW401-Wet Detention Basin-Rev.9-4118/12 Parts I. & It. Design Summary, Pago 2 of 2 Permit N (to be provided by D WQ) Ill. REQUIRED ITEMS CHECKLIST Please indicate the page or plan sheet numbers where the supporting documentation can be found. An incomplete submittal package will result in a request for additional information. This will delay final review and approval of the project. Initial in the space provided to indicate the following design requirements have been met. If the applicant has designated an agent, the agent may initial below. If a requirement has not been met, attach justification. Pagel Plan Initials Sheet No. �'� C2 1. Plans (1" - 50' or larger) of the entire site showing: Design at ultimate build -out, Off -site drainage (if applicable), Delineated drainage basins (include Rational C coefficient per basin), Basin dimensions, Pretreatment system, Nigh flow bypass system, Maintenance access, Proposed drainage easement and public right of way (ROW), Overflow device, and Boundaries of drainage easement. C3 2. Partial plan (1" = 30' or larger) and details for the wet detention basin showing: Outlet structure with trash rack or similar, Maintenance access, Permanent pool dimensions, Forebay and main pond with hardened emergency spillway, Basin cross-section, Vegetation specification for planting shelf, and Filter strip. C3 3. Section view of the wet detention basin (V = 20' or larger) showing: ki Side slopes, 3:1 or lower, Pretreatment and treatment areas, and Inlet and outlet structures. C2 4. If the basin is used for sediment and erosion control during construction, clean out of the basin is specified on the plans prior to use as a wet detention basin. �r C3 5. A table of elevations, areas, incremental volumes & accumulated volumes for overall pond and for forebay, l� to verity volume provided. C2 6. A construction sequence that shows how the wet detention basin will be protected from sediment until the entire drainage area is stabilized. Attached 7. The supporting calculations. Attached 8. A copy of the signed and notarized operation and maintenance (0&M) agreement. bfAif Attached 9. A copy of the deed restrictions (if required). . Attached 10. A soils report that is based upon an actual field investigation, soil borings, and infiltration tests. County soil maps are not an acceptable source of soils information. REC IEWIVID AUG 1 4 2012 Form SW401-Wet Detention Basin-Rev.9-4I18112 BY: Part III. Required Items Checklist, Page 1 of 1 Permit Number: s �i,511 ADD (to be provided by DWQ) Drainage Area Number: Wet Detention Basin Operation and Maintenance Agreement I will keep a maintenance record on this BMP. This maintenance record will be kept in a log in a known set Iocation. Any deficient BMP elements noted in the inspection will be corrected, repaired or replaced immediately. These deficiencies can affect the integrity of structures, safety of the public, and the removal efficiency of the BMP. . The wet detention basin system is defined as the wet detention basin, pretreatment including forebays and the vegetated filter if one is provided. This system (check one): ❑ does ® does not incorporate a vegetated filter at the outlet. This system (check one): ❑ does ® does not incorporate pretreatment other than a forebay. Important maintenance procedures: - Immediately after the wet detention basin is established, the plants on the vegetated shelf and perimeter of the basin should be watered twice weekly if needed, until the plants become established (commonly six weeks). - No portion of the wet detention pond should be fertilized after the first initial fertilization that is required to establish the plants on the vegetated shelf. - Stable groundcover should be maintained in the drainage area to reduce the sediment load to the wet detention basin. - If the basin must be drained for an emergency or to perform maintenance, the flushing of sediment through the emergency drain should be minimized to the maximum extant practical. - Once a year, a dam safety expert should inspect the embankment. After the wet detention pond is established, it should be inspected once a month and within 24 hours after every storm event greater than 1.0 inches (or 1.5 inches if in a Coastal County). Records of operation and maintenance should be kept in a known set location and must be available upon request. Inspection activities shall be performed as follows. Any problems that are found shall be repaired immediately. BMP element: Potentialproblem: How I will remediate the roblem: The entire BMP Trash/debris is present. Remove the trash/debris. The perimeter of the wet Areas of bare soil and/or Regrade the soil if necessary to detention basin erosive gullies have formed. remove the gully, and then plant a ground cover and water until it is established. Provide lime and a one-time fertilizer application. Vegetation is too short or too Maintain vegetation at a height of long, approximately six inches. Forin SW401-Wet Detention Basin O&M-Rev.4 CEIVED AUG 1 4 2012 Page 1 of 5 BY: Permit Number: (to he provided by DWQ) Drainage Area Number: I +C I�7ED Form SW401-Wet Detention Basin O&M-Rev.4 LAUG 14 ZO12 Page 2 of 5, Permit Number: (to he provided by DWQ) Drainage Area Number: BMP element: Potential roblem: How I will remediate the roblem: The inlet device: pipe or The pipe is clogged. Unclog the pipe. Dispose of the swale sediment off -site. The pipe is cracked or Replace the pipe. otherwise damaged. Erosion is occurring in the Regrade the swale if necessary to Swale. smooth it over and provide erosion control devices such as reinforced turf matting or riprap to avoid future 2roblems with erosion. The forebay Sediment has accumulated to Search for the source of the a depth greater than the sediment and remedy the problem if original design depth for possible. Remove the sediment and sediment storage. dispose of it in a location where it will not cause impacts to streams or the BMP. Erosion has occurred. Provide additional erosion protection such as reinforced turf matting or riprap if needed to prevent future erosion problems. Weeds are present. Remove the weeds, preferably by hand. If pesticide is used, wipe it on the plants rather than spraying. The vegetated shelf Best professional practices Prune according to best professional show that pruning is needed practices to maintain optimal plant health. Plants are dead, diseased or Determine the source of the dying. problem: soils, hydrology, disease, etc. Remedy the problem and replace plants. Provide a one-time fertilizer application to establish the ground cover if a soil test indicates it is necessary. Weeds are present. Remove the weeds, preferably by hand. If pesticide is used, wipe it on the plants rather than spraying. The main treatment area Sediment has accumulated to Search for the source of the a depth greater than the sediment and remedy the problem if original design sediment possible. Remove the sediment and storage depth. dispose of it in a location where it will not cause impacts to streams or the BMP. Algal growth covers over Consult a professional to remove 50% of the area. and control the algal growth. Cattails, phragmites or other Remove the plants by wiping them invasive plants cover 50% of with pesticide (do not spray). the basin surface. FTG �C EIV ED 11 � 2012 Form SW401-Wet Detention Basin O&M-Rev.4 Page 3 of 5 Pennit Number: (to be Provided by DWQ) Drainage Area Number: BMP element: Potentialproblem: How I will remediate theproblem: The embankment Shrubs have started to grow Remove shrubs immediately. on the embankment. Evidence of muskrat or Use traps to remove muskrats and beaver activity is present. consult a professional to remove beavers. A tree has started to grow on Consult a dam safety specialist to the embankment. remove the tree. An annual inspection by an Make all needed repairs. appropriate professional shows that the embankment needs repair. if applicable) The outlet device Clogging has occurred. Clean out the outlet device. Dispose of the sediment off -site. The outlet device is damaged Repair or replace the outlet device. The receiving water Erosion or other signs of Contact the local NC Division of damage have occurred at the Water Quality Regional Office, or outlet. the 401 Oversight Unit at 919-733- 1786. The measuring device used to determine the sediment elevation shall be such that it will give an accurate depth reading and not readily penetrate into accumulated sediments. When the permanent pool depth reads 5.5 feet in the main pond, the sediment shall be removed. When the permanent pool depth reads 5.5 feet in the forebay, the sediment shall be removed. Sediment Removal Bottom E BASIN DIAGRAM Ulf in the blanks} 22.0 Pe ianen'( ------------------ volume, 21.0 -ft Min. Sediment Storage Pool Permanent Pool Elevation 27.5 Sediment Removal Elevation 22.0 Volume ----------------------- ----- Bottom Elevation 21.0 1 l-ft Storage FOREBAY MAIN POND Form SW401-Wet Detention Basin O&M-Rev.4 j AUG 1 4 2012 1 Page 4 of 5 Permit Number: (to be provided by DWQ) acknowledge and agree by my signature below that I am responsible for the performance of the maintenance procedures listed above. I agree to notify DWQ of any problems with the system or prior to any changes to the system or responsible party. Project name: Construct DRMO Storage Lot Near Bldg 916 BMP drainage area number: I Print name: Carl H. Baker, PE Title:Denuty Public Works Officer Address:1005 Michael Road, Camp Leicunc, NC 28547 Pt Si �� Note: The legally responsible party should not be a homeowners association unless more than 50% of the lots have been sold and a resident of the subdivision has been named the president. day of foraoh seal, bas lic for the State of do hereby certify that eared before me this _D 1110k2,-, and acknowledge the due execution of the KELLEY VANDECOEVERI NOTARY PUBLIC ONSLOW COUNTY STATE OF NORTH CAROLINA SEAL irements. Witness my hand an OA My commission expires �JQ Form SW401-Wet Detention Basin O&M-Rev.4 AUG I `1012 BY: Page 5 of 5