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HomeMy WebLinkAboutSW8891010_CURRENT PERMIT_20220824STORMWATER DIVISION CODING SHEET POST -CONSTRUCTION PERMITS PERMIT NO. SW8 701 ► o I() DOC TYPE [n CURRENT PERMIT ❑ APPROVED PLANS ❑ HISTORICAL FILE ❑ COMPLIANCE EVALUATION INSPECTION DOC DATE ?-oZZ 092H YYYYMMDD ROY COOPER Governor ELIZABETH S. BISER Secretory BRIAN WRENN Director August 24, 2022 Marine Corps Base Camp Lejeune Attn: Neal Paul, Deputy Public Works Officer 1005 Michael Road Camp Lejeune, NC 28547 NORTH CAROLINA Enrtronmental Quality Subject: Permit Renewal Post -Construction Stormwater Management Permit No. SW8 891010 Electronics/Communications Maintenance Facility FC51 Onslow County Dear Mr. Paul: The Division of Energy, Mineral and Land Resources received a complete 8-year Permit Renewal Application for the subject permit on August 10, 2022. The Division is hereby notifying you that permit SW8891010 has been renewed, updated, and re -issued on August 24, 2022, as attached. Please be aware that the renewal and re - issuance of this stormwater permit does not imply that the site is currently in compliance. This permit shall be effective until September 19, 2030 and does not supersede any other agency permit that may be required. The project shall be subject to the conditions and limitations as specified therein. This permit does not impose new or increased stormwater control requirements; it clarifies the rules and requirements of this program to provide you with a better understanding of your obligations under this permit. Failure to comply with these requirements will result in future compliance problems. Please note that this permit is not transferable except after notice to and approval by the Division. 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 concerning this permit, please contact Ashley Smith in the Wilmington Regional Office, at (910) 796-7215 or ashleym.smith@ncdenr.gov. Sincerely, 51 Brian Wrenn, Director Division of Energy, Mineral and Land Resources Enclosures: Attachment A — Designer's Certification Form Attachment C — Permitting History Renewal Application Documents DES/ams: \\\Stormwater\Permits & Projects\1989\891010 1 fD\2022 08 permit 891010 cc: Wilmington Regional Office Stormwater File ®� Z� North Carolina Department of Environmental Quality I Division of Energy, Mineral and Land Resources Wilmington Regional Office 1 127 Cardinal Drive Extension I Wilmington, North Carolina 28405 910.796.7215 Post -Construction Stormwater Management Permit No. SW8 891010 STATE OF NORTH CAROLINA DEPARTMENT OF ENVIRONMENTAL QUALITY DIVISION OF ENERGY, MINERAL AND LAND RESOURCES POST -CONSTRUCTION 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 Electronics/Communications Maintenance Facility FC51 Sneads Ferry Road, French Creek Area, Camp Lejeune, Ons/ow County FOR THE construction, operation and maintenance of one infiltration basin in compliance with the provisions of Session Law 2008-211 and 15A NCAC 2H A000, as applicable (hereafter the "stormwaterrules') and as outlined in the application, approved stormwater management plans, supplement, calculations, operation and maintenance agreement, recorded documents, specifications, and other supporting data (the "approved plans and specifications") as attached and/or on file with and approved by the Division of Energy, Mineral and Land Resources (the "Division" or "DEMLR"). The project shall be constructed, operated and maintained in accordance with these approved plans and specifications. The approved plans and specifications are incorporated by reference and are enforceable part of this permit. This permit shall be effective from the date of issuance until September 19, 2030 and shall be subject to the following specified conditions and limitations. The permit issued shall continue in force and effect until the permittee files a request with the Division for a permit modification, transfer, renewal, or rescission; however, these actions do not stay any condition. The issuance of this permit does not prohibit the Director from reopening and modifying the permit, revoking and reissuing the permit, or terminating the permit for cause as allowed by the laws, rules, and regulations contained in Title 15A NCAC 2H.1000 and NCGS 143-215.1 et.al. 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 of this permit. The stormwater control has been designed to handle the runoff from 87,897 square feet of impervious area. 3. The off line bypass directs the runoff in excess of the design storm prior to entering the infiltration basin to a vegetative filter with a flared end section used to provide even distribution of the runoff over the length of the vegetated filter. 4. The tract will be limited to the amount of built -upon area indicated in Section 1.8 of this permit, and as shown on the approved plans. The built -upon area for the future development is limited to 743.6 square feet. Page 1 of 7 Post -Construction Stormwater Management Permit No. SW8 891010 5. The runoff from all built -upon area within the permitted drainage area of this project must be directed into the permitted stormwater control system. 6. The project shall provide a 50' wide vegetated buffer 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. The following design criteria have been permitted for the infiltration basin and must be provided and maintained at design condition: Basin 1 a. Drainage Area, acres: Onsite, subject to 1995 rules, ftz: Onsite, subject to SL 2008-211, ftz: Offsite, ftz: 4.56 198727.4 1,212.6 0 b. Total Impervious Surfaces, ftz: Onsite, subject to 1995 rules, ftz: Onsite, subject to SL 2008-211, ftz: Offsite, ftz: 87,897 86,684.4 1,212.6 0 c. Design Storm, inches: 1995 rule, inches: SL 2008-211, inches: 1.0 1.5 d. Infiltration Basin Depth, feet: 3.0 e. Infiltration Bottom Elevation, FMSL: 22.0 f. Infiltration Bottom Surface Area, ftz: 2,100 g. Infiltration Bypass Weir Elevation, FMSL: 25.0 h. Total Permitted Storage Volume, ft3: 8,856 i. Type of Soil: Sand Expected Infiltration Rate, in/hr: 0.6 k. Seasonal High Water Table, FMSL: 16.0 I. Time to Draw Down, days: 3.3 m. Receiving Stream/River Basin: Codgels Creek / White Oak n. Stream Index Number: 19-23 o. Classification of Water Body: Sc, NSW II. SCHEDULE OF COMPLIANCE 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. If the stormwater system is 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. 3. The permittee shall follow the approved Operation and Maintenance Agreement in its entirety, and shall provide and perform the listed operation and maintenance procedures at the specified intervals to assure the permitted stormwater system functions at the design condition. 4. Records of maintenance activities must be kept for each permitted BMP. The reports will indicate the date, activity, name of person performing the work and what actions were taken. The facilities shall be constructed, operated and maintained in accordance with the provisions of this permit, the approved plans and specifications, and the supporting documents attached to this permit and on file with the Division. Page 2 of 7 Post -Construction Stormwater Management Permit No. SW8 891010 All stormwater collection and treatment systems must be located in public rights -of -way, common areas or easements. The final plats for the project will be recorded showing all such required rights -of -way, common areas and easements, in accordance with the approved plans. Access to the stormwater facilities shall be maintained via appropriate easements at all times. 8. 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. 9. 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. 10. No person or entity, including the permittee, shall alter any component shown in the approved plans and specifications. Prior to the construction of any modification to the approved plans, the permittee shall submit to the Director, and shall have received approval for modified plans, specifications, and calculations including, but not limited to, those listed below. For changes to the project or SCM that impact the certifications, a new or updated certiflcation(s), as applicable, will be required and a copy must be submitted to the appropriate DEQ regional office upon completion of the modification. a. Any modification to the approved plans and specifications, regardless of size including the SCM(s), BUA, details, etc. b. Redesign or addition to the approved amount of BUA or to the drainage area. C. Further development, subdivision, acquisition, lease or sale of any, all or part of the project and/or property area as reported in the approved plans and specifications. d. Altering, modifying, removing, relocating, redirecting, regrading, or resizing of any component of the approved SCM(s), the stormwater collection system and/or vegetative conveyance shown on the approved plan. e. The construction of any allocated future BUA. f. The construction of any permeable pavement, #57 stone area, public trails, or landscaping material to be considered a permeable surface that were not included in the approved plans and specifications. g. Other modifications as determined by the Director. III. GENERAL CONDITIONS CORRECTIVE ACTIONS REQUIRED. If the facilities fail to perform satisfactorily, the permittee shall take immediate corrective actions. This includes actions required by this Division and the stormwater rules such as the construction of additional or replacement on -site stormwater systems. These additional or replacement measures shall receive a permit from the Division prior to construction. 2. PERMIT RENEWAL. A permit renewal request must be submitted at least 180 days prior to the expiration date of this permit. The renewal request must include the appropriate application, documentation and the processing fee as outlined in Title 15A NCAC 02H.1045(3). 3. CHANGES TO THE PROJECT NAME, PERMITTEE NAME OR CONTACT INFORMATION. The permittee shall submit a completed Permit Information Update Application Form to the Division within 30 days to making any one of these changes. Page 3 of 7 Post -Construction Stormwater Management Permit No. SW8 891010 4. TRANSFER. This permit is not transferable to any person or entity except after notice to and approval by the Director. Neither the sale of the project and/or property, in whole or in part, nor the conveyance of common area to a third party constitutes an approved transfer of the permit. a. TRANSFER REQUEST. The transfer request must include the appropriate application, documentation and the processing fee as outlined in 15A NCAC 02H.1045(2). This request must be submitted within 90 days of the permit holder meeting one or more of the following: i. A natural person who is deceased; ii. A partnership, limited liability corporation, corporation, or any other business association that has been dissolved; iii. A person or entity who has been lawfully and finally divested of title to the property on which the permitted activity is occurring or will occur through foreclosure, bankruptcy, or other legal proceeding. iv. A person or entity who has sold the property, in whole or in part, on which the permitted activity is, occurring or will occur, V. The assignment of declarant rights to another individual or entity; vi. The sale or conveyance of the common areas to a Homeowner's or Property Owner's Association, subject to the requirements of NCGS 143-214.7(c2); b. TRANSFER INSPECTION. Prior to transfer of the permit, a file review and site inspection will be conducted by Division personnel to ensure the permit conditions have been met and that the project and the on -site stormwater system complies with the permit conditions. Records of maintenance activities performed to date may be requested. Projects not in compliance with the permit will not be transferred until all permit and/or general statute conditions are met. 5. COMPLIANCE. The permittee is responsible for compliance with the terms and conditions of this permit until the Division approves the transfer request. a. APPROVED PLANS AND SPECIFICATIONS. A copy of this permit, approved plans, application, supplement, operation and maintenance agreement, all applicable recorded documents, and specifications shall be maintained on file by the permittee at all times. b. DIVISION ACCESS. The permittee grants Division Staff permission to enter the property during normal business hours to inspect all components of the permitted project. C. ENFORCEMENT. Any individual or entity found to be in noncompliance with the provisions of a stormwater management permit or the requirements of the stormwater rules is subject to enforcement procedures as set forth in NCGS 143 Article 21. ANNUAL CERTIFICATION. The permittee shall electronically submit to the Division an annual certification completed by either the permittee or their designee confirming the projects conformance with permit conditions e. OBTAINING COMPLIANCE. 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 modified plans and certification in writing to the Director that the changes have been made. Page 4 of 7 Post -Construction Stormwater Management Permit No. SW8 891010 OTHER PERMITS. The issuance of this permit does not preclude the permittee from complying with and obtaining any other permits or approvals that are required for this development to take place, as required by any statutes, rules, regulations, or ordinances, which may be imposed by any other Local, State or Federal government agency having jurisdiction. Any activities undertaken at this site that cause a water quality violation or undertaken prior to receipt of the necessary permits or approvals to do so are considered violations of NCGS 143-215.1, and subject to enforcement procedures pursuant to NCGS 143-215.6. Permit renewed, updated and reissued this the 24th day of August 2022. NORTH CAROLINA ENVIRONMENTAL MANAGEMENT COMMISSION i/_/T? Brian Wrenn, Director Division of Energy, Mineral and Land Resources By Authority of the Environmental Management Commission Page 5 of 7 Post -Construction Stormwater Management Permit No. SW8 891010 Electronics/Communications Maintenance Facility FC51 Stormwater Permit No. SW8 891010 Onslow County Attachment A Designer's Certification I, , 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 specification: Signature Registration Number Date SEAL Page 6 of 7 Post -Construction Stormwater Management Permit No. SW8 891010 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 bypass structure weir elevation is per the approved plan. 6. The bypass structure is located per the approved plans. 7. A Trash Rack is provided on the bypass structure. 8. All slopes are grassed with permanent vegetation. 9. Vegetated slopes are no steeper than 11. 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. All required design depths are provided. 13. All required parts of the system are provided. 14. The required system dimensions are provided per the approved plans. cc: NCDEQ-DEMLR Wilmington Regional Office Page 7 of 7 Attachment C - Permitting History Electronics/Communications Maintenance Facility FC51 Permit No. SW8 891010 Approval Date Permit Action BIMS Version Description of the Changes 4/12/1990 Original Approval 1.0 Original permit not on G-Drive; construction, operation and maintenance of one infiltration basin in compliance with the provisions of Session Law 2008-211 and 15A NCAC 2H .1000, as applicable 9/19/2014 Modification 1.1 The addition of 469 square feet of proposed impervious area for a new boiler building and 743.6 square feet of future impervious area. 8/24/2022 Renewal 2.0 Expires September 19, 2030