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HomeMy WebLinkAboutSW8951210_CURRENT PERMIT_20220513 (2)STORMWATER DIVISION CODING SHEET POST -CONSTRUCTION PERMITS PERMIT NO. SW8 qS 12 10 DOC TYPE 4 CURRENT PERMIT ❑ APPROVED PLANS ❑ HISTORICAL FILE ❑ COMPLIANCE EVALUATION INSPECTION DOC DATE 20 22 05 13 YYYYMMDD ROY COOPER Gowtlorr ELIZABETH S. BISER Secretary BRIAN WRENN (](lector. May 13, 2022 Landfall Subdivision Owners Association, Inc. Attn: James Martz, President 1749 Drysdale Drive Wilmington, NC 28405 NORTH CAROLINA EnWortmental Quality Subject: Permit Renewal Post -Construction Stormwater Management Permit No. SW8 951210 Landfall Lake Upper Pond at Horseshoe Lake New Hanover County Dear Mr. Martz: The Division of Energy, Mineral and Land Resources received a complete 8-year Permit Renewal Application for the subject permit on April 5, 2022. The Division is hereby notifying you that permit SW8951210 has been renewed, updated, and re -issued on May 13, 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 April 30, 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 919431-3000, 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 B — Built -Upon Area Allocation Attachment C — Permitting History Renewal Application Documents DESlams: \\\Stornwater\Permits & Projects\ 1 995\95121 0 HD\2022 05 permit 951210 cc: Wilmington Regional Office Stormwater File D_nn Q�� North Carolina Department of EnNronmental Qyailty I Mitten of Energy. t tineral and Land Resources Wilmington Regional Office 1 127 Cardinal Drtve Extension I Wilmington, North Carolina 28405 ' �� / 910.796.7215 State Stormwater Management Permit No. SW8 951210 STATE OF NORTH CAROLINA DEPARTMENT OF ENVIRONMENTAL QUALITY DIVISION OF ENERGY, MINERAL AND LAND RESOURCES POST -CONSTRUCTION STORMWATER MANAGEMENT PERMIT HIGH DENSITY SUBDIVISION DEVELOPMENT In compliance with the provisions of Article 21 of Chapter 143, General Statutes of North Carolina as amended, and other applicable Laws, Rules, and Regulations promulgated and adopted by the North Carolina Environmental Management Commission, including 15A NCAC 02H.1000 (1995 Rules) as subsequently amended on January 1, 2017 (2017 Rules) (the "stormwater rules'), PERMISSION IS HEREBY GRANTED TO Landfall Subdivision 11 Owner's Association Landfall Lake (Upper Pond @Horseshoe Lake) Area roughly bounded by Arboretum Drive, Turnberry Lane, and Forest Island Place Wilmington, New Hanover County FOR THE construction, operation and maintenance of one (1) wet detention pond ("stormwater control measures" or "SCMs") as outlined in the application, approved stormwater management plans, supplement(s), 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 approved plans and specifications are incorporated by reference and are an enforceable part of this permit. This permit shall be effective from the date of issuance until April 30, 2022. The permittee and the project shall be subject to the specified conditions and limitations contained therein. 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. 1. APPLICABILITY. This permit is effective only with respect to the management and volume of stormwater described in the approved plans and specifications. 2. APPROVED PLANS AND SPECIFICATIONS. The project shall be constructed, operated and maintained in accordance with the approved plans and specifications. Approved plans, application, supplements, calculations, operation and maintenance agreement, recorded deed restrictions and protective covenants, and specifications for this project are incorporated by reference and are enforceable parts of the permit. A copy of this permit, approved plans, application, supplements, operation and maintenance agreement, all applicable recorded documents, and specifications shall be maintained on file by the permittee in a known, set location. Page 1 of 6 State Stormwater Management Permit No. SW8 951210 3. BUILT -UPON AREA (BUA) REQUIREMENTS. The following requirements pertain to the BUA on this project: a. PROJECT BUA LIMITS. The maximum amount of BUA allowed for the entire project is 3,811,275 square feet. b. BUA WITHIN AN SCM DRAINAGE AREA. The runoff from all BUA within the permitted drainage area of this project must be directed into the permitted SCM. c. SCM BUA LIMITS. The SCM has been designed using the runoff volume matching method to handle the runoff from 3,811,275 square feet of BUA within the delineated drainage area. This permit does not provide any allocation of BUA for future development within the delineated drainage area. d. BUA FOR INDIVIDUAL RESIDENTIAL LOTS. The built -upon area on each of the lots within the drainage area of this permitted pond is limited to a maximum amount as indicated in Attachment B of this permit and as indicated in the approved plans and specifications. The maximum BUA assigned to each lot via this permit and the recorded deed restrictions and protective covenants may not be increased or decreased by either the individual lot owner or the permittee unless and until the permittee notifies the Division and obtains written approval from the Division. 4. SCM REQUIREMENTS. The following requirements pertain to the SCM for this project: a. SCM DESIGN. The SCM is permitted based on the design criteria presented in the sealed, signed and dated supplement and as shown in the approved plans and specifications. This SCM must be provided and maintained at the design condition. b. FOUNTAINS. At this time, a decorative spray fountain has not been proposed within the wet pond. Decorative spray fountains will be allowed in the wet pond if documentation is provided demonstrating that the proposed fountain will not cause resuspension of sediment within the pond or cause erosion of the pond side slopes. c. IRRIGATION. If the wet pond is to be used for irrigation, the following recommendations apply: 1) that some water be maintained in the permanent pool; 2) that the vegetated shelf is planted with appropriate species that can handle fluctuating conditions; and, 3) that human health issues are addressed. d. WETLAND AREAS. This pond is part of a wetland mitigation project. The shallow, outer reaches of the pond are preserved wetland areas regulated by that Deed of Conservation Easement between the Northeast New Hanover Conservancy and Landfall Associates dated December 27, 1995 and recorded in Deed Book 1975 at Page 444. 5. RECORDED DOCUMENT REQUIREMENTS. The following documents must be recorded with the Office of the Register of Deeds prior to the sale of individual lots or groups of lots: a. EASEMENTS. All SCMs, stormwater collection systems, vegetated conveyances, and maintenance access located on property owned by other persons or entities must be located in permanent recorded easements or drainage easements as shown on the approved plans. a. FINAL PLATS. If a final plat is recorded, it must reference the operation and maintenance agreement and must also show all public rights -of -way, dedicated common areas, and/or permanent drainage easements, in accordance with the approved plans. Page 2 of 6 State Stormwater Management Permit No. SW8 951210 b. DEED RESTRICTIONS AND PROTECTIVE COVENANTS. The following deed restrictions and protective covenants related to stormwater management have been recorded in Deed Book 2233 at Page 963; Deed Book 2233 at Page 972; Deed Book 2510 at Page 314; and Deed Book 2233 at Page 316; of the New Hanover County Register of Deeds and must be maintained in perpetuity: i. The following covenants are intended to ensure ongoing compliance with State Stormwater Management Permit Number SW8 951210, as issued by the Division of Energy, Mineral and Land Resources (the "Division") under 15A NCAC 02H.1000, effective January 1, 2017. ii. The State of North Carolina is made a beneficiary of these covenants to the extent necessary to maintain compliance with the Stormwater Management Permit. iii. These covenants are to run with the land and be binding on all persons and parties claiming under them. iv. The covenants pertaining to stormwater may not be altered or rescinded without the express written consent of the Division. V. Alteration of the drainage as shown on the approved plans may not take place without the concurrence of the Division. vi. The maximum built -upon area (BUA) is listed in Attachment B. This allotted amount includes any BUA constructed within the lot property boundaries, and that portion of the right-of-way between the front lot line and the edge of the pavement not shown on the approved plans. BUA has the same meaning as G.S. 143-214.7, as amended. vii. The maximum allowable BUA shall not be exceeded on any lot until the permit is modified to ensure compliance with the stormwater rules, permit, and the approved plans and specifications. viii. All runoff from the BUA on the lot must drain into the permitted system. This may be accomplished via grading, a stormwater collection system and/or a vegetated conveyance. ix. 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. 6. CONSTRUCTION. During future lot construction within the drainage area of this SCM, the permittee shall ensure that the lot owner has provided sufficient erosion control measures to restrain sediment from leaving the site. Any sediment that escapes into the street or the runoff collection system or into the SCM itself will be removed immediately. a. SCM OPERATIONAL PRIOR TO DEVELOPMENT. The permitted SCM shall not be used as an approved Erosion Control device. The owner of any lot under construction shall provide sufficient onsite Sediment -Erosion Control devices to restrain erosion on the lot. b. SCM RESTORATION. The SCM must be restored to the approved state stormwater design condition prior to close-out of the erosion control plan and/or project completion and/or transfer of the state stormwater permit. Upon restoration, a new or updated certification will be required for the SCM(s) and a copy must be submitted to the appropriate DEQ regional office. Page 3 of 6 State Stormwater Management Permit No. SW8 951210 MODIFICATIONS. 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: 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), stormwater collection system and/or vegetative conveyance shown on the approved plan. e. The construction of any allocated future BUA shown on the application documents or noted on the approved plans. f. The construction of any permeable pavement for BUA credit that was not included in the approved plans and specifications. g. The construction of any #57 stone area, public trails, or landscaping material to be considered a permeable surface that were not included in the approved plans and specifications. h. Other revisions as determined by the Director should require a modification. 8. DESIGNER'S CERTIFICATION. The pond has been certified. The permittee shall, within 30 days of discovering any noncompliance, submit either an application to modify the permit or a plan of action with a timeline, to bring the site into compliance. Within 30 days of completion of the approved modifications, the permittee shall certify to the Division that the modifications have been made. 9. OPERATION AND MAINTENANCE. The permittee shall provide and perform the operation and maintenance necessary, as listed in the signed operation and maintenance agreement, to assure that all components of the permitted on -site stormwater system function at the approved design condition. The approved operation and maintenance agreement must be followed in its entirety and maintenance must occur at the scheduled intervals. a. 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. b. MAINTENANCE RECORDS. Records of maintenance activities must be kept in a known set location, and be made available upon request to authorized personnel of the Division. The records will indicate the date, activity, name of person performing the work, a description of the issue and what actions were taken to resolve the issue. Page 4 of 6 State Stormwater Management Permit No. SW8 951210 10. PERMIT TRANSFER. This permit is not transferable to any person or entity except after notice to and approval by the Director. 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, except in the case of an individual residential lot sale that is made subject to the recorded deed restrictions and protective covenants; 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. COMPLIANCE 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. Any items not in compliance must be repaired, replaced, restored, or resolved prior to the transfer. Records of maintenance activities performed to date may be requested. 11. 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. 12. COMPLIANCE RESPONSIBILITY. The permittee is responsible for complying with the terms and conditions of this permit and the approved plans and specifications until the Division approves the transfer request. REVIEW EACH LOT PLAN FOR COMPLIANCE. The permittee is responsible for ensuring that the proposed BUA on each individual lot within the drainage area of this SCM, and for the entire project does not exceed the maximum amount allowed by this permit. The permittee shall review all individual lot plans for new construction and all subsequent modifications and additions for compliance. The permittee shall not approve any lot plans where the maximum allowed BUA limit has been exceeded or where modifications are proposed to the grading, the stormwater collection system, or a vegetated conveyance. b. ARCHITECTURAL REVIEW BOARD (ARB) OR COMMITTEE (ARC). Any approval given by an established ARB or ARC on behalf of the permittee does not relieve the permittee of the responsibility to maintain compliance with the conditions of the permit and the approved plans and specifications. c. MONITOR THE PROJECT. The permittee shall routinely monitor the SCM and each lot to ensure continued compliance with the conditions of the permit, the approved plans and specifications, and the recorded deed restrictions and protective covenants. The permittee shall notify any lot owner that is found to be in noncompliance with the conditions of this permit in writing and shall require timely resolution. d. MAINTENANCE ACCESS. SCMs, stormwater collection systems, and vegetated conveyances must be accessible for inspection, operation, maintenance and repair as shown on the approved plans. e. DIVISION ACCESS. The permittee grants Division Staff permission to enter the property during normal business hours to inspect all components of the permitted project. Page 5 of 6 State Stormwater Management Permit No. SW8 951210 f. NOTIFICATION OF NON-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. OTHER PERMITS. The issuance of this permit does not preclude the permittee from obtaining and complying with any and all other permits or approvals that are required in order for this development to take place, as required by any statutes, rules, regulations, or ordinances, which are imposed by any other Local, State or Federal government agency having jurisdiction. h. VIOLATIONS. 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 as set forth in NCGS 143 Article 21. i. 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. 13. 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). Permit renewed, updated and reissued this the 13th day of May 2022. NORTH CAROLINA ENVIRONMENTAL MANAGEMENT COMMISSION ian— Wrenn, Lure or Division of Energy, Mineral and Land Resources By Authority of the Environmental Management Commission Permit Number SW8 951210 Page 6 of 6 Post -Construction Stormwater Management Permit No. SW8 951210 Attachment B — Built -upon Area Allocations and Limitations Blocks 36, 37, 45 and 46 — new residential at 35% per lot 385,942 Existing (pre-88) Residential at 50% per lot 1,653,538 Future Residential at 35% per lot 892,109 Drayton Point SW8 970610) — 36 lots @5,000 sf plus roads 229,997 Tract B (former MF Tract) @85% 295,337 Excess from Drayton Point (revised from MF to SF) 317,552 Perimeter Lake Sidewalk 36,800 TOTAL 3,811,275 Page 1 of 1 Attachment C - Permitting History Landfall Lake Upper Pond at Horseshoe Lake Permit No. SW8 951210 Approval Permit Action BIMS Description of the Changes Date Version 8/23/1996 Original 1.0 No Permit on G drive Approval 1/26/1998 Modification * No Event in BIMS; issued as high density 8/12/1998 Transfer • No Event in BIMS; from Landfall Associates to Landfall Subdivision 11 Owners Association; Issued as low density No Event in BIMS; Cover letter of permit states a request to change ownership of the permit, however the permit is issued to Landfall 10/29/1998 Transfer? * Subdivision 11 Owner's Association, just as it was with the previous transfer. There was a change from low density development to high density development within the permit 4/30/2008 Renewal 2.0 The addition of 36,800 square feet of impervious area for the sidewalk around the pond. A slight reduction in the amount of permanent pool surface area provided (now 419,278 so. A change in the permanent pool and temporary pool elevations to reflect a 4/16/2019 Modification 2.1 different survey datum. Permanent pool is now 3.63 fmsl and temporary pool is now 4.93 fmsl. Due to the additional storage depth provided (now 1.3 feet), the amount of storage volume increased to 598,851 cubic feet, which is in excess of the minimum required 496,975 cf New approved as -built survey plans of the pond and a new outlet structure detail reflecting the elevations based on current survey datum are attached. 5/13/2022 Renewal 3.0 Expires April 30, 2030 f1- Permit No# 51AJ �1 / S 1 d-10 WET DETENTION BASIN OPERATION AND MAINTENANCE AGREEMENT Maintenance activities shall be performed as follows: l . After every significant runoff producing rainfall event and at least monthly: Inspect the wet detention basin system for sediment accumulation, erosion, trash accumulation, vegetated cover, and general condition. b. Check and clear the orifice of any obstructions such that drawdown of the temporary pool occurs within 2 to 5 days as designed. 2. Repair eroded areas immediately, re -seed as necessary to maintain good vegetative cover, mow vegetative cover to maintain a maximum height of six inches, and remove trash as needed. 3. Inspect and repair the collection system (i.e. catch basins, piping, swales, riprap, etc.) quarterly to maintain proper functioning. 4. Remove accumulated sediment from the wet detention basin system semi-annually or when depth is reduced to 75% of the original design depth (see diagram below). Removed sediment shall be disposed of in an appropriate. manner and shall be handled in a manner that will not adversely impact water quality (i.e. stockpiling near a wet detention basin or stream, etc.). 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 When the permanent pool depth reads S V Sediment Rct\ovul El. o 75' � r______________a _ Bottom Ele •anon t 4a =`i v FOREBAY feet in the main pond, the sediment shall be removed. feet in the forebay, the sediment shall be removed. BASIN DIAGRAM (fill in the blanks) Permanent Pool Elevation ,? 63 Sediment Removal Elevation /• 37 Bottom Elevation 41 MAIN POND 25°;� 5. Remove cattails and other indigenous wetland plants when they cover 50% of the basin surface. These plants shall be encouraged to grow along the vegetated shelf and forebay berm. 6. If the basin must be drained for an emergency or to perform maintenance, the Flushing of sediment through the emergency drain shall be minimized to the maximum extent practical. APR 0 5 2022 BY:__ ULMLK UJt UNLY Date cei ed Fee Paid Permit Number as ob = I SWY51a10 NC DEQ 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 951210 2. Project name: LANDFALL LAKE (UPPER POND AT HORSESHOE LAKE) 3. Project street address: 1749 DRYSDALE DRIVE City: WILMINGTON County: NC ZIP 28405 4. What, if any, changes have been made to the project as permitted? NONE If the project has changed from the original approved plans, please complete SWU-101 fora Major Modification or Minor Modification Application form available at: https://deg.nc.gov/about/divisions/energy- mineral-land-resources/energy-m ineral-land-rules/stormwater-program/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 Transferform available at: https://deg.nc.gov/about/divisions/energy-mineral-land- resources/energy-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: LANDFALL SUBDIVISION 11 OWNERS ASSOCIA"rION, INC 2. Signing Official's Name: JAMES MARTZ 3. Signing Official's Title: PRESIDENT 4. Mailing Address: 1749 DRYSDALE DRIVE City: WILMINGTON State: NC ZIP 28405 5. Street Address: 1749 DRYSDALE DRIVE City: WILMINGTON State: NC ZIP 28405 6. Phone: (910) 256-7604 Email: MAINTENANCEALANDFALL.ORG APR 0 5 2022 BV:_ 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 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: 1. A permit application processing fee of $505.00 payable to NCDEQ. 2. One original signed hard copy and one electronic copy of this completed form. The signing official named on this application to represent the current permittee must meet one of the following: a. Corporation — a principle executive officer of at least the level of vice-president; b. Limited Liability Company (LLC) — a manager or company official as those terms are defined in G.S. 57D "North Carolina Limited Liability Company Act;" c. Public Entity — a principal executive officer, ranking official, or other duly authorized employee; d. Partnership or limited partnership — the general partner; e. Sole proprietor; or f. Letter of authorization signed by one of the signatories noted in a — e above authorizing the signature of another entity. 3. One hard copy and one electronic copy of recorded documents required by the original permit that have not yet been received by DEMLR, including: deed restrictions, protective covenants, condominium/planned community declaration and easements. If the project has been built, include documentation that the maximum BUA per lot or maximum total BUA has not been exceeded. If the project has not been built, include a signed agreement that the final recorded deed restrictions and protective covenants will be submitted at a later date. 4. O&M Agreements, Please select one: R'YY I have a copy of the current recorded O&M Agreement for all SCMs, and I will continue to keep this on file with the permit; or ❑ I do not have a copy of the current recorded O&M Agreement for all SCMs and am requesting a copy be sent to me. I agree to keep this on file with the permit. 5. De$igner Certifications, Please select one: 1V 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. 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). httos://www.sosnc.gov/online services/search/by title/ Business Registration APR 0 5 2022 BY: Stonnwater Permit Renewal Application Form Page 2 of 3 May 11, 2018 D. PERMITTEE'S CERTIFICATION I, TaMeS MA 2TZ 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 the proper forms to modify or transfer the permit prior to any changes to the project, S1 Msdfpwnership. All information provided on this permit renewal application is, to the best of my knowledge, c6rredt and corm Ip ete. Signature: DateA-,-�e-Z Z,F, yGy� NOT that this the day of County of execution of the forgoing instrument. Witness my hand and official seal, (Notary Seal) Notary Signature: My commission expires 121171 a0 2 s' a Notary Public for the State of do hereby certify personally appeared before me 20_a�, and acknowledge the due Robbie A. Morgan Notary Public New Hanover County Ste% of Narolina orth IA-1tZ� APR 0 5 Y02 i Stormwater Permit Renewal Application Form Page 3 of 3 May 11, 2018 1 :1 SUPPLEMENT-EZ COVER PAGE LOAD SUPPLEMENT FORMS sw,?9Sl2lo PROJECT INFORMATION 1 Project Name Landfall Lake 2 Project Area ac __ 250.53 3 Coastal Wetland Area (ac) NA 4 Surface Water Area (ac) _ NA 5 Is this project High or Low Density? High 6 Does this project use an off -site SCM? No COMPLIANCE WITH 02H .1003(4) 7 Width of vegetated setbacks provided (feet) _ NA 8 Will the vegetated setback remain vegetated? Yes 9 Is BUA other that as listed in .1003(4)(c_d) out of the setback? Yes 10 Is streambank stabilization proposed on this project? No NUMBER AND TYPE OF SCMs: 11 Infiltration System 0 12 Bioretention Cell 0 13 Wet Pond 1 14 Slormwater Wetland 0 15 Permeable Pavement 0 18 Sand Filter _ 0 17 Rainwater Harvesting (RWH) _ 0 18 Green Roof 0 19 Level Spreader -Filter Strip (LS_FS) _ 0 20 Disconnected Impervious Surface (DIS) _ 0 21 Treatment Swale 0 22 Dry. Pond _ 0 23 StormFiller 0 24 Silva Cell _ 0 25 Bay011er _ 0 28 1 Filters 0 LOAD SUPPLEMENT FORMS DESIGNER CERTIFICATION 27 Name and Title: W. Shane Lippard, PE, Vice President 28 Organization: _ Right Angle Engineering, PC 29 Street address: 212 Princess Street 30 City, State, Zip: Wilmington, NC 28401 31 Phone number( s): 910-251-8544 32 Email: raepcsl@bellsouth.net Certiricabon Statement ail certify, under penalty of law that this Supplement-EZ form and all supporting information were prepared under my direction or 'supervision; that the information provided in the form is, to the best of my knowledge and belief, true, accurate, and complete; and that the engineering plans, specifications, operation and maintenance agreements and other supporting information are consistent with the information provided here. SEAL PE 023917 �L NE �p 4`�:ygNE LIQQP" 5, Signature of D er Date 2 - I i DRAINAGE AREAS 1 Is this a high density project? Yes 2 If so, number of drainage areas/SCMs 1 3 1 Is all/part of this project subject to previous rule versions? No FORMS LOADED DRAINAGE AREA INFORMATION Entire Site 1 ype of SCM wet pond otal BUA in project sq ft 3811275 sf New BUA on subdivided lots (subject to permittng) sqft none FOE(Breakdown New SUA outside of subdivided lots (subject to ermitting s 36800 sf Offske - total area (sq� none ffsile BUA sq ft none of new BUA outside subdivided lots: - Parking-(sq ft) - Sidewalk sq ft) 36800 sf Roof sq ft) - Roadway1sq ft Future (sq ft - Other, please specify in the comment box below sq k) 11 New infiltrating permeable pavement on subdivided lots sq ft 12 New infiltrating permeable pavement outside of subdivided lots sq fi) 13 Exisitng BUA that will remain (not subject to pertnittino�(sq tt 14 Existing SUA that is already_ permitted sq ft) 3774475 sf 15 Existing BUA that will be removed (sq ft) none 16 Percent BUA 34.92% 17 Design storm inches 1.51, 18 Desi n volume of SCM (cu ft) 598851 cf 19 Calculation method for design volume Schueler ADDITIONAL INFORMATION 20 Please use this space to provide any additional information about the drainage area(s): New survey conducted July 2018 to verify existing pond slopes, elevations, pipes, and surface areas. Survey provided with submittal. FEB i r j I :� A WET POND 1 Drainage area number t ' Design volume of SCM (cu It) MDC FROM 02H.1050 Is the SCM sized lo_treat the SW from all surfaces at build -out? Is the SCM located away from contaminated soils? 496975 cf GENERAL Yes 3 4 Yes 5 What are the side slopes of the SCM (H:V)? Does the SCM have retaining walls, gabion walls or other engineered 61 side slopes? 3:1 No 7 jAre the Inlets, outlets, and receiving stream protected from erosion (10-yearstorm)? Yes 8 Is there an overflow or bypass for inflow volume In excess of the design volume? Yes 9 What is the method for dewatering the SCM for maintenance? Drawdown Orifice_ 10 If applicable, will the SCM be cleaned out after construction? A 11 Does the maintenance access comply with General MDC (8)1 Yes 12 Does the drainage easement comply with General MDC (9)? _ Yes �9 13 the SCM is on a single family lot, does (will?) the plat comply with General MDC (10)7 /°A F151 Is there an 08M Agreement Thal complies with General MDC (11)? Yes Is there an 08M Plan That complies with General MDC (12)? Yes , Does the SCM follow the device specific MDC? _ %JA _ 17 Wes the SCM designed by an NC licensed professional? WET POND MDC FROM 02H .1053 _ _ 18, Method used Yes SAIDA _ 19 Has a stage/storage table been provided in lha calculations? �tElavation of the excavated main pool depth (bottom of Sediment 20removal) (fmsl) No 1 -3.00 21 Elevation of the main pool bottom -(top of sediment removal) (fmsl) -1.00 22 23 Elevation of the bottom of the vegetated shelf (fmsl) Elevation of the permanent pool (fmsl) 2.00 3.63 24 Elevation of the lop of the vegetated shelf (fmsl) 4.00 25 Elevation of the temporary pool (fmsl) 4.93 �26 --.27 Surface area of the main permanent pool (square feet) 419278111111 Volume of the main permanent pool (cubic feet) ALA 28 Average depth of the main pool (feet) 5.001t 29 Average depth equation used A 30 If using equation 3, main pool perimeter (feet) 31 If using equation 3, width of submerged veg. shelf (feel) _ 32 Volume of the forebay (cubic feet) 33 Is this 15.20% of the volume In the main pool? Alfc 34 Clean -out depth for forebay (inches) 35 Design volume of SCM (cu ft) 598851 d 36 Is the oudot an orifice or a weir? Orifice 37 If orifice, orifice diameter (inches) 4 in _ 38 If weir, weir height (inches) 39 If weir, weir length (inches) 40 Drawdown time for the temporary pool (days) 4.47 41 Are the inlets) and outlet located In a manner that avoids short- ciroulling? Yes _ 42 Ara berms or baffles provided to improve the flow path? No 43 Depth of forebay at entrance (inches) 44 Depth of forebay al exit (inches) 45 Does water flow out of the forebay in a non -erosive manner? P, 45 Width of the vegetated shelf (feet) YAtA 47 Slope of vegetated shelf (H:V) 48 Does the orifice drawdown from below the top surface of the permanent pool? Yes 49 Does the pond minimize impacts to the receiving channel from the 1- yr, 24-hr storm? Yes 50 Are fountains proposed? (It Y, please provide documentation that MDC(9) is met,) No 51 Is a fresh rack or other device provided to protect the outlet system? Yes 52 Are the dam and embankment planted in non -clumping turf grass? Yes _ 53 Species of turf that will be used on the dam and embankment Bermuda 54 Has a planting pplan been provided for the vegetated shelf? ('a ADDITIONAL INFORMATION Please use this space to provide any additional information about the 55 wet;rd(s): 1995 Pond Rules al time 3f permitting -row E C E' !F' APR 0 8 2019 BY., SEAL c PE 023917 OfNE` ~414"" 44E0QQ�''`q hFF/r1 ID Ullrls tQ-� Wet Pond 1 10:19 AM 4/8/2019 Place Holder for items NOT SCANNED _ Transcript Description Sealed Element (Confidential) Description Physical Item Description: E4veloPe