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SW8130301_CURRENT PERMIT_20220907
STORMWATER DIVISION CODING SHEET POST -CONSTRUCTION PERMITS PERMIT NO. SW8 ► 3 o 3 0 I DOC TYPE © CURRENT PERMIT ❑ APPROVED PLANS ❑ HISTORICAL FILE ❑ COMPLIANCE EVALUATION INSPECTION DOC DATE 2022 o q 0-1 YYYYMMDD ROY COOPER Governor ELIZABETH S. BISER Secretary BRIAN WRENN Director September 7, 2022 Marine Corps Base Camp Lejeune Attn: Neal Paul, Deputy Public Works Officer 1005 Michael Road Camp Lejeune, NC 28547 NORTH CAROLINA Environmental Quality Subject: Permit Renewal Post -Construction Stormwater Management Permit No. SW8 130301 Wallace Creek Mini Mart 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 SW 130301 has been renewed, updated, and re -issued on September 7, 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 March 27, 2029 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, ,� Brian Wrenn, Director Division of Energy, Mineral and Land Resources Enclosures: Attachment A - Designer's Certification Form Attachment C — Permitting History copy of the Renewal Application Documents DES/ams: %Stormwater\Permits & Projects\2013\13301 HD\2022 09 permit 130301 cc: Wilmington Regional Office Stormwater File ® ��� 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 rvomh cuwurw w.mraQw..��.m�ow 910.796.7215 Post -Construction Stormwater Management Permit No. SW8 130301 STATE OF NORTH CAROLINA DEPARTMENT OF ENVIRONMENTAL QUALITY DIVISION OF ENERGY, MINERAL AND LAND RESOURCES POST -CONSTRUCTION STORMWATER MANAGEMENT PERMIT HIGH DENSITY 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 Wallace Creek Marine Mart Corner of Birch Street and McHugh Boulevard, Camp Lejeune, Onslow County FOR THE construction, operation and maintenance of two (2) wet detention ponds in compliance with the provisions of 15A NCAC 2H .1000 and Session Law 2008-211 (hereafter collectively referred to as the "stormwater rules') 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 March 27, 2029 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 1.6 of this permit. The stormwater controls labeled SWMF-1 and SWMF-2 have been designed to handle the runoff from 80,954 and 11,761 square feet of built -upon area, respectively. 3. A 50' wide vegetative buffer must be provided and maintained 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. Each drainage area will be limited to the amount of built -upon area indicated in this permit, and per approved plans. There is no allocation of built -upon area for future development. Page 1 of 7 Post -Construction Stormwater Management Permit No. SW8 130301 5. 6. The runoff from all built -upon area within the permitted drainage areas of this project must be directed into the permitted stormwater control system. The following design criteria have been provided in the wet detention ponds and must be maintained at design condition: a. 7 Drainage Area, acres: Onsite, ft2: Offsite, ft2: Total Impervious Surfaces, ft2: Onsite, ft2: Offsite, ft2: Design Storm, inches: Average Pond Design Depth, feet: TSS removal efficiency: Permanent Pool Elevation, FMSL: Permanent Pool Surface Area, ft2: Permitted Storage Volume, ft': Temporary Storage Elevation, FMSL: Pre-dev. 1 yr-24 hr. discharge rate, cfs: Controlling Orifice, 0 pipe, inches: Orifice flowrate, cfs: Permitted Forebay Volume, ft': Max. Fountain Horsepower: Receiving Stream/River Basin: Stream Index Number: Classification of Water Body: Il. SCHEDULE OF COMPLIANCE SWMF-1 SWMF-2 2.32 0.58 101,090 25,194 0 0 80,954 11,761 80,954 11,761 0 0 1.5 1.5 3.5 3.0 90% 90% 20.0 19.3 10,279 3,536 16,583 2,073 21.3 19.8 0.087 0.023 1.5 0.75 0.038 0.006 5,062 1,725 N/A N/A (PPV <30000 cf) Beaverdam Creek / WOK02 19-20-2 "SB NSW' 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 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. 3. The permittee shall, at all times, provide the operation and maintenance necessary to assure the permitted stormwater system functions at the design condition. The signed and approved Operation and Maintenance Agreement must be followed in its entirety and maintenance must occur at the scheduled intervals. 4. Records of maintenance activities must be kept and made available upon request to authorized personnel of the Division. The records will indicate the date, activity, name of person performing the work and what actions were taken. 5. Decorative spray fountains will not be allowed in the stormwater treatment system, as the permanent pool volume is less than 30,000 cubic feet. 6. 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. 7. The permittee is responsible for verifying that the proposed built -upon area for the entire project does not exceed the maximum allowed by this permit. Page 2 of 7 Post -Construction Stormwater Management Permit No. SW8 130301 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. 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 certification(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. 10. The permittee shall provide and maintain clear and unencumbered access to the stormwater facilities for inspection and maintenance. 11. 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. III. GENERAL CONDITIONS 1. 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 130301 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), 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. d. 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. f. 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. Page 4 of 7 Post -Construction Stormwater Management Permit No. SW8 130301 Permit renewed, updated and reissued this the 7th day of September 2022. NORTH CAROLINA ENVIRONMENTAL MANAGEMENT COMMISSION Brian renn, erect Division of Energy, Mineral and Land Resources By Authority of the Environmental Management Commission Permit Number SW8 130301 Page 5 of 7 Post -Construction Stormwater Management Permit No. SW8 130301 Wallace Creek Marine Mart Stormwater Permit No. SW8 130301 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 specifications: Signature Registration Number Date SEAL Page 6 of 7 Post -Construction Stormwater Management Permit No. SW8 130301 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: NCDEQ-DEMLR Wilmington Regional Office Page 7 of 7 Attachment C - Permitting History Wallace Creek Mini Mart Permit No. SW8 130301 Approval Permit BIMS Description of the Changes Date Action Version construction, operation and maintenance of two (2) wet detention ponds in compliance with the provisions of 15A Original NCAC 2H A000 and Session Law 2008-211; stormwater 3/27/2013 Approval 1.0 controls labeled SWMF-I and SWMF-2 have been designed to handle the runoff from 80,954 and 11,761 square feet of built - upon area, respectively. the reduction in drainage area to both Pond 1 and Pond 2. The area removed is being regraded to drain away from the ponds 1/19/2018 Modification 1.1 and will be permitted under the modification to SW8 090109 as part of the jogging trail addition. 9/7/2022 Renewal 2.0 Expires March 27, 2029 UEMLH USE UNLY Date Received Fee Paid Permit Number NC DEO Division of Energy, Mineral and Land Resources STATE STORMWATER: PERMIT RENEWAL APPLICATION FORM In accordance with 15A NCAC 2H.1045(3), the current permit holder shall renew their high density permit 180 days prior to its expiration. Renewed permits are valid for a period of 8 years per Session Law 2011-398 (SB 781) Section 60.(c). This application form is for permit renewals only. A. PROJECT INFORMATION 1. State Stormwater Permit Number: SW8 130301 2. Project name: Wallace Creek Mini Mart 3. Project street address: XXX City: MCB Camp Leieune County: Onslow ZIP: 28542 4. What, if any, changes have been made to the project as permitted? If the project has changed from the original approved plans, please complete SWU-101 for a Major Modification or Minor Modification Application form available at: https:Hdeg.nc.gov/about/divisions/energv- m i neral-land-resou rces/ene rgv-m i ne ral-land-rules/sto rmwate r-prog ram/post-construction. B. PERMITTEE INFORMATION If changes to the permittee or project name have been made, please complete either the Permit Update form or the Permit Transfer form available at: httl)s:Hdeg.nc.a6v/about/divisions/energv-mineral-land- resources/energv-mineral-land-rules/stormwater-program/post-construction. State Stormwater Permits do not automatically transfer with the sale of the property. 1. Current Permit Holder's Company Name/Organization: MCB Camp Leieune 2. Signing Official's Name: Neal Paul 3. Signing Official's Title: Deputy Public Works Division 4. Mailing Address: MCB Camp Lejeune 1005 Michael Rd. 5. City: MCB Camp 'Leieune State: NC ZIP : 28547-2521 Street Address: City: State: ZIP: 6. Phone: (910) 451-2213 Email: neal.paul@usmc.mil Stormwater Permit Renewal Form Page 1 of 3 May 11, 2018 C. SUBMITTAL REQUIREMENTS Submit the application package to the appropriate DEMLR Regional Office (Coastal, SA Waters) or DEMLR Central Office (Urbanizing Areas Ph 2, USMP, Non -Coastal HOW/ORW). Only applications packages that include all required items listed below will be accepted and reviewed. Initial each item below to indicate that the required information is provided in the application package: MCT 1. A permit application processing fee of $505.00 payable to NCDEQ. MCT 2. One original signed hard copy and one electronic copy of this completed form. The signing official named on this application to represent the current permittee must meet one of the following: a. Corporation — a principle executive officer of at least the level of vice-president; b. Limited Liability Company (LLC) — a manager or company official as those terms are defined in G.S. 57D "North Carolina Limited Liability Company Act" c. Public Entity — a principal executive officer, ranking official, or other duly authorized employee; d. Partnership or limited partnership — the general partner; e. Sole proprietor; or I. Letter of authorization signed by one of the signatories noted in a — e above authorizing the signature of another entity. MCT 3. One hard copy and one electronic copy of recorded documents required by the original permit that have not yet been received by DEMLR, including: deed restrictions, protective covenants, condominium/planned community declaration and easements. If the project has been built, include documentation that the maximum BUA per lot or maximum total BUA has not been exceeded. If the project has not been built, include a signed agreement that the final recorded deed restrictions and protective covenants will be submitted at a later date. MCT 4. O&M Agreements, Please select one: ® I have a copy of the current recorded O&M Agreement for all SCMs, and I will continue to keep this on file with the permit; or ❑ 1 do not have a copy of the current recorded O&M Agreement for all SCMs and am requesting a copy be sent to me. I agree to keep this on file with the permit. MCT 5. Designer Certifications, Please select one: ® A copy of the certification(s) confirming that the project was built in accordance with the approved plans have been previously provided to the Division; or ❑ A copy of the certification(s) confirming that the project was built in accordance with the approved plans are enclosed; or ❑ The project has not yet been built. MCT 6. [IF APPLICABLE] If the project has been built, one original hard copy and one electronic copy of a signed, sealed, and dated letter from a licensed professional stating that the SCMs have been inspected, and that they have been built and maintained in accordance with the permit. 7. [IF APPLICABLE] When the permittee is a corporation or a limited liability corporation (LLC): Provide one hard copy and one electronic copy of documentation from the NC Secretary of State, or other official documentation, which supports the titles and positions held by the persons listed in Section C.2 per 15A NCAC 2H. 1043(3)(b). https://www.sosnc.gov/online services/search/bv title/ Business Registration Stormwater Permit Renewal Application Form Page 2 of 3 May 11, 2018 D. PERMITTEE'S CERTIFICA�N I, the person legally responsible for the permit, certify that I have a copy of the Permit and O&M Agreement on site (or I will obtain a copy and it will be kept on site), that I am responsible for the performance of the maintenance procedures, and the site has been and will be maintained according to the O&M Agreement and approved plans. I agree to notify DEMLR of any problems with the SCMs or built-upim/ roper forms to modify or transfer the permit prior to any changes to the project, Sation provided on this permit renewal application is, to the best of my knowledgSignatureDate: 7 ZJ Lj, NOTARIZATION: my of that i�O�X this the Q-0 day of exec`IvrilvilMIforgoing instrument. Witness my hand and official seal, 3nf5fa�1- : y O ` Q\ M sires Urnnt��� a Notary Public for the State of do hereby certify personally appeared before me 202-2, and acknowledge the due Stormwater Permit Renewal Application Form Page 3 of 3 May 11, 2018 I) mi H II.V}-r WI V n Date R eive Fee Paid Permit Number 10 1� 1.30201 INC DEG Division of Energy, Mineral and Land Resources STATE STORMWATER: PERMIT RENEWAL APPLICATION FORM In accordance with 15A NCAC 2H.1045(3), the current permit holder shall renew their high density permit 180 days prior to its expiration. Renewed permits are valid for a period of 8 years per Session Law 2011-398 (SB 781) Section 60.(c). This application form is for permit renewals only. A. PROJECT INFORMATION 1. State Stormwater Permit Number: SW8 130301 2. Project name: Wallace Creek Mini Mart 3. Project street address: XXX City: MCB Camp Leieune County: Onslow ZIP : 28542 4. What, it any, changes have been made to the project as permitted? N) If the project has changed from the original approved plans, please complete SWU-101 fora Major Modification or Minor Modification Application form available at: http :I/deg.nc.gov/about/divisions/enerav- mi ne ral-la nd-resources/eneigv-mine ra I -la nd-ru les/stormwate r-program/post-construction. B. PERMITTEE INFORMATION If changes to the permr7tee or project name have been made, please complete either the Permit Update form or the Permit Transfer form available at: https://deg.nc.gov/about/divisions/enerav-mineral-land- resources/enerav-mineral-land-rules/stormwater-program/oast-construction. State Stormwater Permits do not automatically transfer with the sale of the property. 1. Current Permit Holder's Company Name/Organization: MCB Camp Leieune 2. Signing Official's Name: Neal Paul 3. Signing Official's Title: Del ut6 Public Works Division 4. Mailing Address: MCB Camp Lejeune 1005 Michael Rd.. City: MCB Camp Leieune State: NC ZIP: 28547-2521 5, Street Address: City: State: ZIP 6. Phone: (910) 451-2213 Email: neal.paulousmc.mil AUG 10 2022 " BY: -- Stormwaler Permit Renewal Form Page 1 of 3 May 11. 2018 N C. SUBMITTAL REQUIREMENTS Submit the application package to the appropriate DEMLR Regional Office (Coastal, SA Waters) or DEMLR Central Office (Urbanizing Areas Ph 2, USMP, Non -Coastal HQW/ORW). Only applications packages that include all required items listed below will be accepted and reviewed. Initial each item below to indicate that the required information is provided in the application package: MCT t. A permit application processing fee of $505.00 payable to NCDEQ. MCT 2. One original signed hard copy and one electronic copy of this completed form. The signing official named on this application to represent the current permittee must meet one of the following: a. Corporation - a principle executive officer of at least the level of vice-president; b. Limited Liability Company (LLC) - a manager or company official as those terms are defined in G.S. 57D "North Carolina Limited Liability Company Act;" c. Public Entity- a principal executive officer, ranking official, or other duly authorized employee; d. Partnership or limited partnership - the general partner; e. Sale proprietor; or I. Letter of authorization signed by one of the signatories noted in a - e above authorizing the signature of another entity. MCT 3. One hard copy and one electronic copy of recorded documents required by the original permit that have not yet been received by DEMLR, including: deed restrictions, protective covenants, condominium/planned community declaration and easements. If the project has been built include documentation that the maximum BUA per lot or maximum total BUA has not been exceeded. If the project has not been built, include a signed agreement that the final recorded deed restrictions and protective covenants will be submitted at a later date. MCT 4. O&M Agreements, Please select one: ® I have a copy of the current recorded O&M Agreement for all SCMs, and I will continue to keep this on file with the permit; or ❑ I do not have a copy of the current recorded O&M Agreement for all SCMs and am requesting a copy be sent to me. I agree to keep this on file with the permit. MCT 5. Design at Certifications, Please select one: ® A copy of the certification(s) confirming that the project was built in accordance with the approved plans have been previously provided to the Division; or ❑ A copy of the certification(s) confirming that the project was built in accordance with the approved plans are enclosed; or ❑ The project has not yet been built. MCT 6. [IF APPLICABLE] If the project has been built, one original hard copy and one electronic copy of a signed, sealed, and dated letter from a licensed professional stating that the SCMs have been inspected, and that they have been built and maintained in accordance with the permit. 7. [IF APPLICABLE] When the permittee is a corporation or a limited liability corporation (LLC): Provide one hard copy and one electronic copy of documentation from the NC Secretary of Slate, or other official documentation, which supports the titles and positions held by the persons listed in Section C.2 per 15A NCAC 2H. 1043(3)(b). httos://www.sosnc.gov/online services/search/by--title/ Business -Registration AUG 10 ZM2 Stormwater Permit Renewal Application Form Page 2 of 3 May 111,.2018 *w BY: D. PERMITTEE'S CERTIIFIC-ALN I, 4. & C> the person legally responsible for the permit, certify that I have a copy of the Permit and O&M Agreement on site (or I will obtain a copy and it will be kept on site), that I am responsible for the performance of the maintenance procedures, and the site has been and will be maintained according to the O&M Agreement and approved plans. I agree to notify DEMLR of any problems with the SCMs or built -upon area and to submit roper forms to modify or transfer the permit prior to any changes to the project, SCMs, or ownership. It info afion provided on this permit renewal application is, to the best of my knowled co and com Signature: YA Date: Al that i<OI(ZIA r� this the % day of of instrument. Witness my hand and official seal, r.v rryw), rrrt Stormwater Permit Renewal Application Form Page 3 of 3 a Notary Public for the State of do hereby certify personally appeared before me 2021" and acknowledge the due pUG t U � BY May 11, 2018 Peril No. Uwb �l (ro ee povided by DWO) O�OF W ATegOG 5 NCDENR STORMWATER MANAGEMENT PERMIT APPLICATION FORM 401 CERTIFICATION APPLICATION FORM WET DETENTION BASIN SUPPLEMENT This form must be filled out, printed and submitted. The Required Items Checklist (Part III) must be printed, filled out and submitted along with all of the required information. .. _ .. .. ...... . I'�P.ROJECTiINF.ORMATION �. '.. ^-�s-s . Project name Wallace Creek Manna Man Contact person Joseph C, Avolis, PE Phone number 252-6330068 Date 3Jan-18 Drainage area number 1 Ilk:DESIGNiINFORMATIONvv,�;s'a..vie'„.a.,"'`.s'.,"-'`"�iiiii ISSUE ill Iiiiisma�� Site Characteristics Drainage area 101,090 e Impervious area, post -development 80,954 f i %impervious 80.08 % Design rainfall depth 1.5 in Storage Volume: Non-SAWaters Minimum volume required Volume provided Storage Volume: SAWaters 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 pre/post control of the tyr 24hr storm peak flow required? 1-yr, 24-hr rainfall depth Rational C, pre -development Rational C, post -development Rainfall intensity: 1-yr, 24-hr storm Pre -development 1-yr, 24-hr peak flow Post -development 1-yr, 24-hr peak flow Pre/Post 1-yr, 24-hr peak flow control Elevations Temporary pool elevation Permanent pool elevation SHWT elevation (approx. at the perm. pool elevation) Top of 1Oft vegetated shelf elevation Bottom of 10ft vegetated shelf elevation Sediment cleanout, top elevation (bottom of pond) Sediment cleanout, bottom elevation Sediment storage provided Is there additional volume stored above the state -required temp. pool? Elevation of the top of the additional volume 9,739 ft3 16,583 ft3 OK, volume provided is equal to or in excess of volume required, ft3 ft3 ft3 ft3 ft3 Y (Y or N) 3.6 in 0.02 limitless) 0.80 limitless) 3.93 in/hr OK 0.00 ft3/sec 0.60 ft3/sec 0.60 ft3/sec 21.30 fmsl 20.00 fmsl 20.00 foist 20.50 foist 19.50 fmsl 15.00 fmsl 14.00 foist 1.00 ft N (Y or N) fnssl ECEI E JAN 16 2018 BY:® Form SW401-Wet Detention Basin-Rem94118112 Parts 1.611. Design Summary, Page 1 of 2 Permit (to be provided by DWQ) Ile DESIGN IINFORMATION f�„,- '*., i4.t... _ ..`»<ha�. �...• --?,..wu.vah _;?gig 2'.+.,.�`#.,.a•i.'w.ivss= -ag Surface Areas Area, temporary pool Area REQUIRED, permanent pool SAIDA ratio Area PROVIDED, permanent pool, A,,,,,_p, Area, bottom of 1 Oft vegetated shelf, Aye , Area, sediment cleanout, top elevation (bottom of pond), Ap„_, Volumes Volume, temporary pool Volume, permanent pool, V.-P. Volume, forebay (sum of forebays tt more than one forebay) Forebay %of permanent pool volume SAIDA Table Data Design TSS removal Coastal SAIDA Table Used? Mountain/Piedmont SAIDA Table Used? SAIDA ratio Average depth (used in SAIDA table): Calculation option 1 used? (See Figure 10-2b) Volume, permanent pool, Var„y„I Area provided, permanent pool, Ao,,_,, Average depth calculated Average depth used in SAIDA, d,v, (Round to nearest 0.5ft) Calculation option 2 used? (See Figure 10-2b) Area provided, permanent pool, A._. Area, bottom of 1 Oft vegetated shelf, Au„ ,I„y 14,227 ft" 7,996 ftz 8.00 (unidess) 10,279 a OK 6,451 ft` 1,859 h' 16,583 ft' OK 26,158 ft' 5,062 ft' 19.4% % OK 90 % Y (Y or N) N (Y or N) 8.00 limitless) N (Y or N) 26,158 fit' 10,279 ft' It It Y (Y or N) 10,279 f 6,451 fe Need 3 it min. Area, sediment cleanout, top elevation (bottom of pond), A, 0 1,859 ft2 'Depth' (distance btw bottom of 10ft shelf and top of sediment) 4.50 it Average depth calculated 3.31 it OK Average depth used in SAIDA, d„, (Round to down to nearest 0.5ft) 3.5 it OK Drawdown Calculations Drawdown through orifce? Y (Y or N) Diameter of orifice (if circular) 1.50 in Area of orifice (if -non -circular) in Coefficient of discharge (Co) 0.60 limitless) Driving head (H,) 0.43 it Drawdown through weI0 N (Y or N) Weir type (unitless) Coefficient of discharge (C.) (unifless) Length of weir (L) It Driving head (H) it Pre -development 1-yr, 24-hr peak flow 0.00 ft'/sec Post -development 1-yr, 24-hr peak flow 0.06 ft'/sec Storage volume discharge rate (through discharge orifice or weir) 0.06 ft'/sec Storage volume discharge rate greater than predev. 1yr24hr. Storage volume drawdown time 2,99 days OK, draws down in 2-5 days. Additional Information ECE'VE Vegetated side slopes 3 :1 OK Vegetated shelf slope 10 :1 OK JAN 0 8 2013 Vegetated shelf width 10.0 it OK Length of flowpath to width ratio 3 :1 OK Length to width ratio 2.2 :1 OK 8Y' -- Trash rack for overflow 8 orifice? Y (Y or N) OK Freeboard provided it Vegetated filter provided? Y (Y or N) _ OK Recorded drainage easement provided? N (Y or N) Insufficient. Recorded drainage easement required. Capures all runoff at ultimate build -out? Y (Y or N) OK Drain mechanism for maintenance or emergencies is: Form SW401-Wet Detention Basin-Rev.94/18/12 Parts I. B II. Design Summary, Page 2 of 2 Permit (to be provided by DWQ) III. 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. Page/ Plan Initials Sheet No. nm r (+/MrGE 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, - High Flow bypass system, - Maintenance access, - Proposed drainage easement and public right of way (ROW), - Overflow device, and - Boundaries of drainage easement. nm f Ne t RA" 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. paabi 3. Section view of the wet detention basin (1" = 20' or larger) showing: - Side slopes, 3:1 or lower, - Pretreatment and treatment areas, and - Inlet and outlet structures. a(A 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, t�{P ilk 5. A table of elevations, areas, incremental volumes & accumulated volumes for overall pond and for Forebay, III, Ew071 to verify volume provided. 4_4 20605 6. A construction sequence that shows how the wet detention basin will be protected from sediment until the entire drainage area is stabilized. *Acke_ 7. The supporting calculations. 8. A copy of the signed and notarized operation and maintenance (08M) agreement. NA 9. A copy of the deed restrictions (if required). MA_ 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. CC q , ECCI VEri JAN 0 0 2013 Form SW401-Wet Detention Basin-Rev.9-4/18/12 ®I - s Checklist, Page 1 of 1 Permit (to W PmWdad by D WO) II. DESIGN INFORMATION Surface Areas Area, temporary pool 4,765 ft' Area REQUIRED, permanent pool 1,320 fit' SAIDA ratio 5.24 (unifless) Area PROVIDED, permanent pool, Ace,,,,_Py 3,536 ft` Area, bottom of Wit vegetated shelf, A, ,, 2,470 If Area, sediment cleanout, top elevation (bottom of pond), A,,,_,, 521 ft` Volumes Volume, temporary pool 2,073 ft' Volume, permanent pool, Vp,,,,,-,, 7,963 ry' Volume, forebay (sum of forebays if more than one forebay) 1,725 ft3 Forebay %of permanent pool volume 21.7% % SAIDA Table Data Design TSS removal 90 % Coastal SAIDA Table Used? Y (Y or N) Mountain/Piedmont SAIDA Table Used? N (Y or N) SAIDA ratio 5.24 (unifless) Average depth (used in SAIDA table): Calculation option 1 used? (See Figure 10-2b) N (Y or N) Volume, permanent pool, V� _,, 7,963 ft' Area provided, permanent pool, A an,_pw 3,536 It' Average depth calculated ft Average depth used in SA/DA, d„, (Round to nearest 0.5ft) ft Calculation option 2 used? (See Figure 10-2b) Y (Y or N) Area provided, permanent pool, A.ym 3,536 ft Area, bottom of 1 Oft vegetated shelf, A, gel 2,470 ft` Area, sediment cleanout, top elevation (bottom of pond), Awj, 521 ft' 'Depth' (distance b/w bottom of 10ft shelf and top of sediment) 4.50 ft Average depth calculated 3.15 ft Average depth used in SAIDA, d„, (Round to down to nearest 0.5ft) 3.0 ft Drawdown Calculations Drawdown through office? Y (Y or N) Diameter of orifice (if circular) 0.75 in Area of office (if-noncimular) in Coefficient of discharge (Co) 0.60 (unifless) Driving head (Ho) 0.17 ft Drawdown through weir? N (Y or N) Weir type (unifless) Coefficient of discharge (C„) (unifless) Length of weir (L) ft Driving head (H) ft Pre -development 1-yr, 24-hr peak flow 0.00 ft3lsec Post -development 1-yr, 24-hr peak flow 0.01 ft'/sec Storage volume discharge rate (through discharge orifice or weir) 0.01 ft3/sec Storage volume drawdown time 3.35 days Additional Information Vegetated side slopes 3 :1 Vegetated shelf slope 10 :1 Vegetated shelf width 10.0 It Length of flowpalh to width ratio 3 :1 Length to width ratio 2.6 :1 Trash rack for overflow & orifice? Y (Y or N) Freeboard provided 2.5 It Vegetated filter provided? Y (Y or N) Recorded drainage easement provided? N (Y or N) Capures all runoff at ultimate build -out? Y (Y or N) Drain mechanism for maintenance or emergencies is: noN OK OK Need 3 It min. OK OK ECE®VE IA" 16 1111 sr• _ Storage volume discharge rate greater than pre-dev. 1y24hr. OK, draws down in 2-5 days. OK OK OK OK OK OK OK OK Insufficient. Recorded drainage easement required. OK Form SW401-Wet Detention Basin-Rev.9411e/12 Parts 1. S II. Design Summary, Page 2 of 2 Permit (to be provided by DWQ) III. 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. Page/ Plan Initials Sheet No. $Q 1. Plans (1" - 50' or larger) of the entire site showing: - Design at ultimate build -out, - OH -site drainage (if applicable), - Delineated drainage basins (include Rational C coefficient per basin), - Basin dimensions, - Pretreatment system, - High flow bypass system, - Maintenance access, - Proposed drainage easement and public right of way (ROW), - Overflow device, and - Boundaries of drainage easement. & 6A4gj j 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. tog_ 3. Section view of the wet detention basin (1" = 20' or larger) showing: - Side slopes, 3:1 or lower, - Pretreatment and treatment areas, and - Inlet and outlet structures. _rK4. 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. 10A,nIo cearuE 5. A table of elevations, areas, incremental volumes & accumulated volumes for overall pond and for Forebay, to verify volume provided. r 6r. &Slrf 6. A construction sequence that shows how the wet detention basin will be protected from sediment until the v entire drainage area is stabilized. A-6" 7. The supporting calculations. V 6. A copy of the signed and notarized operation and maintenance (0&M) agreement. AA_ 9. A copy of the deed restrictions (if required). 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. Form SW401-Wet Detention Basin-Rev.9-4/18/12 � CG' @i E fill I 111" BY:� ___11 -- Part III. Required Items Checklist, Page 1 of 1 Operation & Maintenance Agreement Project Name: Project Location: Wallace Creek Marine Mart MCB Camp Lejeune, North Carolina Maintenance records shall be kept on the following BMP(s). This maintenance record shall be kept in a log in a known set locatio 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 pollutant removal efficiency of the BMP(s). The BMP(s) on this project include (check all that a Bioretention Cell Dry Detention Basin Grassed Swale Green Roof Infiltration Basin Infiltration Trench LevelSpreaderNFS Permeable Pavement Proprietary System Rainwater Harvesting Sand Filter Stormwater Wetland Wet Detention Basin Disconnected Impervious Area User Defined BMP MW I acknowledge and agree by my signature below that I am responsible for the performance of the maintenance procedures listed for each BMP above, and attached O&M tables. I agree to notify NCDENR of any problems with the system or prior to any changes to the system or responsible party. ' Responsible Party: Title & Organization: Street address: City, state, zip: Phone number(s): Email: David Towler, PE Civil Engineer - MCB Camp Lejeune Public Works Division 1005 Michael Road Camp Lejeune, INC 28547 (910)451-3238 Ext 3284 david.towler@usmc.mil Signet e: I (.0 Date: 1 Z 2 20 1-7 I, !11Im a Notary Public for the State of \�Imkh Wja.pnlpc�' County of ;51 pu 0 do hearby certify that I ci , -�bltt'�ICCII personally appeared before me this c4_ day of Cf' t")IZLA and acknowledge the due execution of the perations and Maintenance Agreement . Witness my hand and official seal, V' 1. o"I". v----r Notary Public Onslow County r Commission ExF 05/26/2019 10� `�e C ARO\-, Version 1.4 O&M Manual 12/21/2017 Page 1 of 5 Wet Detention Pond Maintenance Requirements The wet detention basin system is defined as the wet detention basin, pretreatment including forebays and the vegetated filter if one is provided. 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 extent 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: Potential problem: How I will remediate the problem: The entire BMP Trash/debris is present. Remove the trash/debris. The perimeter of the BMP Areas of bare soil and/or Regrade the soil if necessary to remove the gully, and then plant a erosive gullies have formed. 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 approximately six inches. long. The inlet device The pipe is clogged. Unclog the pipe. Dispose of the sediment off -site. The pipe is cracked or Replace the pipe. otherwise damaged. Erosion is occurring in the Regrade the swale if necessary to smooth it over and provide erosion swale. control devices such as reinforced turf matting or riprap to avoid future problems with erosion. Stone verge is clogged or Remove sediment and replace with clean stone. covered in sediment (if applicable). The forebay Sediment has accumulated to Search for the source of the sediment and remedy the problem if a depth greater than the possible. Remove the sediment and dispose of it in a location where it original design depth for will not cause impacts to streams or the BMP. sediment storage. 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 practices show that pruning is needed to maintain optimal plant health. Plants are dead, diseased or Determine the source of the problem: soils, hydrology, disease, etc. dying. 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. STORM-EZ 12/2112017 Version 1.4 08M Manual Page 3 of 5 I Wet Detention Pond Maintenance Requirements (Continued) I The main treatment area Sediment has accumulated to Search for the source of the sediment and remedy the problem if a depth greater than the possible. Remove the sediment and dispose of it in a location where it original design sediment will not cause impacts to streams or the BMP. storage depth. Algal growth covers over 50% Consult a professional to remove and control the algal growth. of the area. Cattails, phragmites or other Remove the plants by wiping them with pesticide (do not spray). invasive plants cover 50% of the basin surface. The embankment Shrubs have started to grow Remove shrubs immediately. on the embankment. Evidence of muskrat or Use traps to remove muskrats and consult a professional to remove beaver activity is present. beavers. A tree has started to grow on Consult a dam safety specialist to remove the tree. the embankment. 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 Department of Environment and Natural damage have occurred at the Resources Regional Office. outlet. 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. STORM-EZ 12/21 /2017 Version 1.4 O&M Manual Page 4 of 5 I Wet Detention Pond Design Summary I Wet Pond Diagram WET POND ID FOREBAY MAIN POND FPermanent Pool El. 20 Permanent Pool El. 20 Temporary Pool El: 21.3 Temporary Pool El: 21.3 Pretreatment other No Clean Out Depth: 5 Clean Out Depth: 5 than forebay? Sediment Removal El: 15 Sediment Removal El: 15 Has Vag. Filter? Yes - Bottom Elevation: 14 Bottom Elevation: 14 WET POND ID FOREBAY MAIN POND 2 Permanent Pool El. 19.3 Permanent Pool El. M Temporary Pool El: 19.8 Temporary Pool El:Pretreatment other NoClean Out Depth: 5 Clean Out Depth:than forebay? Sediment Removal El: 14.3 Sediment Removal El:Has Vag. Filter? Yes Bottom Elevation: 13.3 Bottom Elevation: STORM-EZ 12/21/2017 Version 1.4 O&M Manual Page 5 of 5