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HomeMy WebLinkAbout20070046 Ver 3_Approval Letter_20080715AOF W A T F9QG r o -? Michael F. Easley, Governor William G. Ross Jr., Secretary North Carolina Department of Environment and Natural Resources Coleen H. Sullins, Director Division of Water Quality July 15, 2008 DWQ Project # 07-0046v3 Brunswick County Jon T. Vincent MJ Property Development, LLC 1508 Military Cutoff Road, Suite 302 Wilmington, NC 28403 Subject Property: Stonebridge on Sunset - Phase II Approval of 401 Water Quality Certification and Isolated Wetland General Permit with Additional Conditions Dear Mr. Vincent: You have our approval, in accordance with the attached conditions and those listed below, to place fill within or otherwise impact 0.139 acres of 404 wetlands as described in your application dated June 9, 2008, and received by the Division of Water Quality (DWQ) on June 12, 2008 to construct the proposed residential subdivision. After reviewing your application, we have decided that the impacts are covered by General Water Quality Certification Number(s) 3705 (GC3705). The Certification(s) allows you to use Nationwide Permit(s) NW29 when issued by the US Army Corps of Engineers (USACE). Also, we have determined that this Isolated Wetland fill (0.352 acres of Isolated Wetland) is covered by the State General Permit for Impacts to Isolated Wetlands and Isolated Waters (IWGP100000). In addition, you should obtain or otherwise comply with any other required federal, state or local permits before you go ahead with your project including (but not limited to) Erosion and Sediment Control, and Non-discharge regulations. Also, this approval to proceed with your proposed impacts or to conduct impacts to waters as depicted in your application shall expire upon expiration of the 404 or CAMA Permit, and the authorization to proceed with your proposed impacts to Isolated Wetlands as depicted in your application and as authorized by this Permit, shall expire upon expiration of IWGP100000 (September 30, 2008) or unless otherwise rescinded by the Director of the Division of Water Quality. This approval is for the purpose and design that you described in your application. If you change your project, you must notify us and you may be required to send us a new application. If the property is sold, the new owner must be given a copy of this Certification and approval letter and is thereby responsible for complying with all conditions. If total fills for this project (now or in the future) exceed one acre of wetland or 150 linear feet of stream, compensatory mitigation may be required as described in 15A NCAC 2H .0506 (h). This approval requires you to follow the conditions listed in the attached certification and any additional conditions listed below. The Additional Conditions of the Certification are: 1. Impacts Approved The following impacts are hereby approved as long as all of the other specific and general conditions of this Certification (or Isolated Wetland Permit) are met. No other impacts are approved including incidental impacts: Type of Impact Amount Approved Units Plan Location or Reference 404/Wetland 0.139 acres PCN page 4 of 11 Isolated Wetland 0.352 (acres) PCN page 4 of 11 2. No Waste, Spoil, Solids, or Fill of Any Kind No waste, spoil, solids, or fill of any kind shall occur in wetlands, waters, or riparian areas beyond the footprint of the impacts depicted in the Pre-Construction Notification. All construction activities, including North Carolina Division of Water Quality 127 Cardinal Drive Extension Phone (910) 796-7215 Customer Servicel-877-623-6748 Wilmington Regional Office Wilmington, NC 28405-3845 FAX (910) 350-2004 Internet: h2o.enr.state.nc.us One An Equal Opportunity/Affirmative Action Employer- 50% Recycled/10% Post Consumer Paper NorlhCarolina Natural& Stonebridge on Sunset - Phase II Page 2 of 4 2007-00460 the design, installation, operation, and maintenance of sediment and erosion control Best Management Practices, shall be performed so that no violations of state water quality standards, statutes, or rules occur. 3. Erosion and sediment control practices must be in full compliance with all specifications governing the proper design, installation and operation and maintenance of such Best Management Practices in order to protect surface waters standards: a. The erosion and sediment control measures for the project must be designed, installed, operated, and maintained in accordance with the most recent version of the North Carolina Sediment and Erosion Control Planning and Design Manual. b. The design, installation, operation, and maintenance of the sediment and erosion control measures must be such that they equal, or exceed, the requirements specified in the most recent version of the North Carolina Sediment and Erosion Control Manual. The devices shall be maintained on all construction sites, borrow sites, and waste pile (spoil) projects, including contractor-owned or leased borrow pits associated with the project. c. Sufficient materials required for stabilization and/or repair of erosion control measures and stormwater routing and treatment shall be on site at all times. 4. Protective Fencing The outside wetland or water boundary and along the construction corridor within these boundaries approved under this authorization shall be clearly marked with orange warning fencing (or similar high visibility material) for the areas that have been approved to infringe within the wetland or water prior to any land disturbing activities to ensure compliance with 15A NCAC 2B .0233 and GC3705; 5. Certificate of Completion Upon completion of all work approved within the 401 Water Quality Certification or applicable Buffer Rules, and any.subsequent modifications, the applicant is required to return the attached certificate of completion to the 401 Oversight/Express Review Permitting Unit, North Carolina Division of Water Quality, 1650 Mail Service Center, Raleigh, NC, 27699-1650. 6. Sewer Systems The project shall comply with 15A NCAC 2H .0219(i)(2)(G) and all other State, Federal and local sewer system regulations. 7. Construction Stormwater Permit NCG010000 Upon the approval of an Erosion and Sedimentation Control Plan issued by the Division of Land Resources (DLR) or a DLR delegated local erosion and sedimentation control program, an NPDES General stormwater permit (NCG010000) administered by DWQ is automatically issued to the project. This General Permit allows stormwater to be discharged during land disturbing construction activities as stipulated by conditions in the permit. If your project is covered by this permit [applicable to construction projects that disturb one (1) or more acres], full compliance with permit conditions including the sedimentation control plan, self- monitoring, record keeping and reporting requirements are required. A copy of this permit and monitoring report forms may be found at http://h2o.enr.state.nc.uslsulForms Documents htm. Violations of any condition herein set forth may result in revocation of this Certification and may result in criminal and/or civil penalties. The authorization to proceed with your proposed impacts or to conduct impacts to waters as depicted in your application and as authorized by this Certification, shall expire upon expiration of the 404 or CAMA Permit. If you do not accept any of the conditions of this Certification (associated with the approved wetland or stream impacts), you may ask for an adjudicatory hearing. You must act within 60 days of the date that you receive this letter. To ask for a hearing, send a written petition, which conforms to Chapter 150B of the North Carolina General Stonebridge on Sunset - Phase 11 Page 3 of 4 2007-00460 Statutes to the Office of Administrative Hearings, 6714 Mail Service Center, Raleigh, N.C. 27699-6714. This certification and its conditions are final and binding unless you ask for a hearing. This letter completes the review of the Division of Water Quality under Section 401 of the Clean Water Act and the Isolated Wetland Rules (IWGP 100000). If you have any questions, please telephone Cyndi Karoly or Ian McMillan at 919-733-1786. Sin rely, 4)-Y- Coleen H. Sullins, Director Enclosures: GC3705 IWGP 100000 Certificate of Completion cc: Kim Garvey - USACE Wilmington Field Office Ian McMillan - DWQ 401 Oversight and Express Unit Troy Beasley - Withers & Ravenel - 7040 Wrightsville Avenue, Suite 101, Wilmington, NC 28403 Central Files W iRO Restrictive Covenant Language "The areas shown on the Stonebridge on Sunset - Phase II Conservation Area Exhibit as conservation areas shall be maintained in perpetuity in their natural or mitigated condition. No person or entity shall perform any of the following activities on such conservation area: a. fill, grade, excavate or perform any other land disturbing activities b. cut, mow, bum, remove, or harm any vegetation c. construct or place any roads, trails, walkways, buildings, mobile homes, signs, utility poles or towers, or any other permanent or temporary structures d. drain or otherwise disrupt or alter the hydrology or drainage ways of the conservation area e. dump or store soil, trash, or other waste f. graze or water animals, or use for any agricultural or horticultural purpose This covenant is intended to ensure continued compliance with the mitigation condition of a Clean Water Act authorization issued by the United States of America, U.S. Army Corps of Engineers, Wilmington District, Action ID, and therefore may be enforced by the United States of America. This covenant is to run with the land, and shall be binding on the Owner, and all parties claiming under it." Water Quality Certification No. 3705 Water Quality Certification Number 3705 is issued in conformity with the requirements of Section 401, Public Laws 92-500 and 95-217 of the United States and subject to the North Carolina Division of Water Quality (DWQ) Regulations in 15A NCAC 2H, Section .0500 and 15A NCAC 2B .0200 for the discharge of fill material to waters and adjacent wetland areas or to wetland areas that are not a part of the surface tributary system to interstate waters or navigable waters of the United States () as described in 33 CFR 330 Appendix A (B) (18, 29, 39, 41, 42, 43, 44, and 46) of the Corps of Engineers regulations (i.e., Nationwide Permit No. 39) and for the Riparian Area Protection Rules (Buffer Rules) in 15A NCAC 2B.0200. The State of North Carolina certifies that the specified category of activity will not violate applicable portions of Sections 301, 302, 303, 306 and 307 of the Public Laws 92-500 and 95-217 if conducted in accordance with the conditions hereinafter set forth. Activities meeting any one (1) of the following criteria require written approval from the Division of Water Quality (the "Division"): Stream and/or buffer impacts: a. Any impacts to perennial waters (as depicted on the most recent USGS 1:24000 topographic map or as otherwise determined by the local government,) and their associated riparian buffers in Water Supply (WS), High Quality Water (HQW), or Outstanding Resource Water (ORW) watersheds. Only water-dependent activities, public projects, and structures with diminimus increases in impervious surfaces will be allowed as outlined in those rules [15A NCAC 2B .0212 through .0215]. All other activities require a variance from the delegated local government and/or the NC Environmental Management Commission before the application for the 401 Water Quality Certification can be processed. b. Any impacts to streams and buffers in the Neuse, Tar-Pamlico, Randleman and Catawba River Basins (or any other basins with Riparian Area Protection Rules [Buffer Rules] in effect at the time of application [in accordance with 15A NCAC 2B .0200]), unless the activities are listed as "EXEMPT" from these Rules.. c. Any impacts to streams involving excavation or dredging. d. Total stream impacts equal to or greater than 150 linear feet of intermittent and/or perennial stream to be filled, culverted, rip rapped, or relocated, including temporary and/or permanent impacts. II. Impacts (temporary and/or permanent) to waters: a. Equal to or greater than one-third (1/3) of an acre East of Interstate 95 (1-95). b. Equal to or greater than one-tenth (1/10) acre West of Interstate 95 (1-95). III. Wetland impacts (temporary and/or permanent): a. Equal to or greater than one-third (1/3) acre East of Interstate-95. b. Equal to or greater than one-tenth (1/10) acre West of Interstate-95. c. Any impacts to wetlands adjacent to waters designated as: ORW, SA, WS-I, WS-II, or Trout, or wetlands contiguous to waters designated as a North Carolina or National Wild and Scenic River. d. Any impacts to coastal wetlands [15A NCAC 7H .0205)], or Unique Wetlands (UWL) [15A NCAC 2H.0506]. Water Quality Certification No. 3705 44 (MINING ACTIVITIES), AND 46 (DISCHARGES IN DITCHES), AND RIPARIAN AREA PROTECTION RULES (BUFFER RULES) Water Quality Certification No. 3705 IV. If the activity is associated with or in response to a Notice of Violation or an enforcement action initiated by the Division and/or the Division of Land Resources. In accordance with North Carolina General Statute Section 143-215.3D(e), written approval for a 401 Water Quality General Certification must include the appropriate fee. If a project also requires a CAMA Permit, then one payment to both agencies shall be submitted and will be the higher of the two fees. Activities that are below the thresholds, or otherwise do not meet the criteria listed above in this General Certification do not require written approval from the Division of Water Quality as long as they comply with the Conditions of Certification listed below, including the Stormwater Management Plan condition. If the project requires a Stormwater Management Plan, but is otherwise below the written approval thresholds, the applicant may provide a courtesy copy of the Pre-Construction Notification along with a copy of the Stormwater Management Plan (and approval letter from the appropriate locally delegated state program where applicable). If any of these Conditions cannot be met, then written approval from the Division is required. Conditions of Certification: 1. No Impacts Beyond those Authorized in the Written Approval or Beyond the Threshold of Use of this Certification No waste, spoil, solids, or fill of any kind shall occur in wetlands, waters, or riparian areas beyond the footprint of the impacts depicted in the Pre-Construction Notification and authorized in the written approval from the Division, including incidental impacts. All construction activities, including the design, installation, operation, and maintenance of sediment and erosion control Best Management Practices, shall be performed so that no violations of state water quality standards, statutes, or rules occur. 2. Standard Erosion and Sediment Control Practices Erosion and sediment control practices must be in full compliance with all specifications governing the proper design, installation and operation and maintenance of such Best Management Practices: a. Design, installation, operation, and maintenance of the sediment and erosion control measures must be such that they equal, or exceed, the requirements specified in the most recent version of the North Carolina Sediment and Erosion Control Manual. The devices shall be maintained on all construction sites, borrow sites, and waste pile (spoil) projects, including contractor-owned or leased borrow pits associated with the project. b. For borrow pit sites, the erosion and sediment control measures must be designed, installed, operated, and maintained in accordance with the most recent version of the North Carolina Surface Mining Manual. c. Reclamation measures and implementation must comply with the reclamation in accordance with the requirements of the Sedimentation Pollution Control Act and the Mining Act of 1971. d. Sufficient materials required for stabilization and/or repair of erosion control measures and stormwater routing and treatment shall be on site at all times. e. If the project occurs in waters or watersheds classified as Primary Nursery Areas (PNAs), Trout (Tr), SA, WS-l, WS-II, High Quality (HQW), or Outstanding Resource (ORW) waters, then the sediment and erosion control requirements contained within Design Standards in Sensitive Watersheds (15A NCAC 046 .0124) supercede all other sediment and erosion control requirements. Water Quality Certification No. 3705 Water Quality Certification No. 3705 3. No Sediment and Erosion Control Measures in Wetlands or Waters Sediment and erosion control measures should not be placed in wetlands or waters without prior approval by the Division. If placement of sediment and erosion control devices in wetlands and waters is unavoidable, then design and placement of temporary erosion control measures shall not be conducted in a manner that may result in dis-equilibrium of wetlands or stream beds or banks, adjacent to or upstream and down stream of the above structures. All sediment and erosion control devices shall be removed and the natural grade restored within two (2) months of the date that the Division of Land Resources or locally delegated program has released the project. 4. Construction Stormwater Permit NCG010000 Upon the approval of an Erosion and Sedimentation Control Plan issued by the Division of Land Resources (DLR) or a DLR delegated local erosion and sedimentation control program, an NPDES General stormwater permit (NCG010000) administered by the Division is automatically issued to the project. This General Permit allows stormwater to be discharged during land disturbing construction activities as stipulated by conditions in the permit. If your project is covered by this permit [applicable to construction projects that disturb one (1) or more acres), full compliance with permit conditions including the sedimentation control plan, self-monitoring, record keeping and reporting requirements are required. A copy of this permit and monitoring report forms may be found at http://h2o.enr.state.nc.uslsu/Forms Documents.htm. 5. Construction Moratoriums and Coordination If activities must occur during periods of high biological activity (i.e. sea turtle or bird nesting), then biological monitoring may be required at the request of other state or federal agencies and coordinated with these activities. This condition can be waived through written concurrence on a case by case basis upon reasonable justification. All moratoriums on construction activities established by the NC Wildlife Resources Commission (WRC), US Fish and Wildlife Service (USFWS), NC Division of Marine Fisheries (DMF), or National Marine Fisheries Service (NMFS) to lessen impacts on trout, anadromous fish, larval/post-larval fishes and crustaceans, or other aquatic species of concern shall be implemented. This condition can be waived through written concurrence on a case by case basis upon reasonable justification. Work within the twenty-five (25) designated trout counties or identified state or federal endangered or threatened species habitat shall be coordinated with the appropriate WRC, USFWS, NMFS, and/or DMF personnel. 6. Work in the Dry All work in or adjacent to stream waters shall be conducted in a dry work area. Approved best management practices from the most current version of the NC Sediment and Erosion Control Manual, or the NC DOT Construction and Maintenance Activities Manual, such as sandbags, rock berms, cofferdams, and other diversion structures shall be used to minimize excavation in flowing water. Exceptions to this condition require submittal to, and approval by, the Division of Water Quality. Water Quality Certification No. 3705 Water Quality Certification No. 3705 7. Riparian Area Protection (Buffer) Rules Activities located in the protected 50-foot wide riparian areas (whether jurisdictional wetlands or not), within the Neuse, Tar-Pamlico, Catawba, or Randleman (or any other basin with buffer rules), shall be limited to "uses" identified within and constructed in accordance with 15A NCAC 2B .0233, .0259, .0250 and .0243, and shall be located, designed, constructed, and maintained to have minimal disturbance to protect water quality to the maximum extent practicable through the use of best management practices. All buffer rule requirements, including diffuse flow requirements, must be met. 8. Water Supply Watershed Buffers The 30-foot wide vegetative buffer (low-density development) or the 100-foot wide vegetative buffer (high-density development) shall be maintained adjacent to all perennial waters except for allowances as provided in the Water Supply Watershed Protection Rules [15A NCAC 2B .0212 through .0215]. 9. If concrete is used during the construction, then a dry work area should be maintained to prevent direct contact between curing concrete and stream water. Water that inadvertently contacts uncured concrete should not be discharged to surface waters due to the potential for elevated pH and possible aquatic life/fish kills. 10. Compensatory Mitigation In accordance with 15A NCAC 2H .0506 (h), compensatory mitigation may be required for losses of 150 linear feet or more of streams and/or one (1) acre or more of wetlands. For linear, public transportation projects, impacts equal to or exceeding 150 linear feet per stream shall require mitigation. Compensatory stream mitigation shall be required at a 1:1 ratio for all perennial and intermittent stream impacts in watersheds classified as ORW, HQW, Trout, WS-1 and WS-11. Buffer mitigation may be required for any project with Buffer Rules in effect at the time of application for buffer impacts resulting from activities classified as "Allowable with Mitigation" within the "Table of Uses" section of the Buffer Rules or require a variance under the Buffer Rules. A determination of buffer, wetland and stream mitigation requirements shall be made for any General Water Quality Certification for this Nationwide Permit. Design and monitoring protocols shall follow the US Army Corps of Engineers Wilmington District Stream Mitigation Guidelines (April 2003), or its subsequent updates. Compensatory mitigation plans shall be submitted for written Division approval as required in those protocols. Alternatively, the Division will accept payment into an in-lieu fee program or credit purchase from a mitigation bank. Finally, the mitigation plan must be implemented and/or constructed before any permanent building or structure on site is occupied. In the case of public road projects, the mitigation plan must be implemented before the road is opened to the public. Proof of payment to an in-lieu fee program or mitigation bank must be provided to the Division to satisfy this requirement. Water Quality Certification No. 3705 Water Quality Certification No. 3705 11. For all activities requiring re-alignment of streams, a stream relocation plan must be included for written Division approval. Relocated stream designs should include the same dimensions, patterns and profiles as the existing channel (or a stable reference reach if the existing channel is unstable), to the maximum extent practical. The new channel should be constructed in the dry and water shall not be turned into the new channel until the banks are stabilized. Vegetation used for bank stabilization shall be limited to native woody species, and should include establishment of a 30-foot wide wooded and an adjacent 20-foot wide vegetated buffer on both sides of the relocated channel to the maximum extent practical. A transitional phase incorporating appropriate erosion control matting materials and seedling establishment is allowable. Rip-rap, A-Jacks, concrete, gabions or other hard structures may be allowed if it is necessary to maintain the physical integrity of the stream; however, the applicant must provide written justification and any calculations used to determine the extent of rip-rap coverage. Please note that if the stream relocation is conducted as a stream restoration as defined in the US Army Corps of Engineers Wilmington District,. April 2003 Stream Mitigation Guidelines (or its subsequent updates), the restored length can be used as compensatory mitigation for the impacts resulting from the relocation. 12. Stormwater Management Plan Requirements A. For applicants other than the North Carolina Department of Transportation, a Stormwater Management Plan in accordance with the version of Stormwater Management Plan (SMP) Requirements for Applicants other than the North Carolina Department of Transportation posted on the Division web site at the time of application shall be provided for any project that meets both of the following two criteria: i. Requires a 404 Permit or Isolated Wetlands Permit (regardless of whether written authorization is required by the Division), AND ii. Contains one or more drainage areas that are anticipated to have impervious surface cover of equal to or greater than 24 percent. When drainage areas are difficult to delineate or when a pocket of high density exists within a drainage area, the Division shall use best professional judgment to apply the SMP requirement as appropriate. B. For the North Carolina Department of Transportation, compliance with NCDOT's Individual NPDES permit NCS000250 shall serve to satisfy this condition. 13. Placement of Culverts and Other Structures in Waters and Wetlands Culverts required for this project shall be designed and installed in such a manner that the original stream profiles are not altered and allow for aquatic life movement during low flows. Existing stream dimensions (including the cross section dimensions, pattern, and longitudinal profile) must be maintained above and below locations of each culvert. Placement of culverts and other structures in waters and streams must be placed below the elevation of the streambed by one foot for all culverts with a diameter greater than 48 inches, and 20 percent of the culvert diameter for culverts having a diameter less than or equal to 48 inches, to allow low flow passage of water and aquatic life. Installation of culverts in wetlands must ensure continuity of water movement and be designed to adequately accommodate high water or flood conditions. Additionally, when roadways, causeways or other fill projects are constructed across FEMA-designated floodways or wetlands, openings such as culverts or bridges must be provided to maintain the natural hydrology of the system as well as prevent constriction of the floodway that may result in destabilization of streams or wetlands. Water Quality Certification No. 3705 Water Quality Certification No. 3705 If site-specific topographic constraints preclude the ability to bury the culverts as described above and/or the applicant can demonstrate that burying the culvert would result in destabilization of the channel and head-cutting upstream, the Division will consider alternative design proposals. Any riprap required for normal pipe burial and stabilization shall be buried such that the original stream elevation is restored and maintained. The establishment of native, woody vegetation and other soft stream bank stabilization techniques must be used where practicable instead of riprap or other bank hardening methods. 14. Additional site-specific conditions may be added to the written approval letter for projects proposed under this Water Quality Certification in order to ensure compliance with all applicable water quality and effluent standards. 15. If an environmental document is required under the National or State Environmental Policy Act (NEPA or SEPA), then this General Certification is not valid until a Finding of No Significant Impact (FONSI) or Record of Decision (ROD) is issued by the State Clearinghouse. 16. If this Water Quality Certification is used to access building sites, then all lots owned by the applicant must be buildable without additional impacts to streams or wetlands. The applicant is required to provide evidence that the lots are buildable without requiring additional impacts to wetlands, waters or buffers if required to do so in writing by the Division. For road construction purposes, this Certification shall only be utilized from natural high ground to natural high ground. 17. Deed notifications or similar mechanisms shall be placed on all retained jurisdictional wetlands, waters and protective buffers in order to assure compliance for future wetland, water and buffer impact. These mechanisms shall be put in place at the time of recording of the property, or of individual lots, whichever is appropriate. A sample deed notification can be downloaded from the 401/Wetlands Unit web site at http://h2o.enr.state.nc.us/ncwetlands. The text of the sample deed notification may be modified as appropriate to suit to a specific project. 18. When written authorization is required for use of this certification, upon completion of all permitted impacts included within the approval and any subsequent modifications, the applicant shall be required to return the certificate of completion attached to the approval. One copy of the certificate shall be sent to the DWQ Central Office in Raleigh at 1650 Mail Service Center, Raleigh, NC, 27699-1650. 19. This General Certification shall expire three (3) years from,the date of issuance of the written letter from the Division or on the same day as the expiration date of the corresponding Nationwide Permit The conditions in effect on the date of issuance of Certification for a specific project shall remain in effect for the life of the project, regardless of the expiration date of this Certification. If the construction process for approved activities will overlap the expiration and renewal date of the corresponding 404 Permit and the Corps allows for continued use of the 404 Permit, then the General Certification shall also remain in effect without requiring re-application and re-approval to use this Certification for the specific impacts already approved. Water Quality Certification No. 3705 Water Quality Certification No. 3705 20. The applicant/permittee and their authorized agents shall conduct all activities in a manner consistent with State water quality standards (including any requirements resulting from compliance with §303(d) of the Clean Water Act), and any other appropriate requirements of State and Federal Law. If the Division determines that such standards or laws are not being met, including failure to sustain a designated or achieved use, or that State or Federal law is being violated, or that further conditions are necessary to assure compliance, then the Division may reevaluate and modify this General Water Quality Certification. Non-compliance with or violation of the conditions herein set forth by a specific fill project may result in revocation of this General Certification for the project and may also result in criminal and/or civil penalties. The Director of the North Carolina Division of Water Quality may require submission of a formal application for Individual Certification for any project in this category of activity, if it is determined that the project is likely to have a significant adverse effect upon water quality including state or federally listed endangered or threatened aquatic species or degrade the waters so that existing uses of the wetland or downstream waters are precluded. Public hearings may be held for specific applications or group of applications prior to a Certification decision if deemed in the public's best interest by the Director of the North Carolina Division of Water Quality. Effective date: November 1, 2007 DIVISION OF WATER QUALITY By Coleen H. Sullins Director History Note: Water Quality Certification Number 3705 replaces Water Quality Certification Numbers 3106 and 3108 issued on February 11, 1997, Water Quality Certification Number 3287 issued on June 1, 2000, Water Quality Certification Number 3362 issued March 18, 2002, Water Quality Certification Number 3402 issued March, 2003, and Water Quality Certification Number 3631 issued March 19, 2007. This Water Quality Certification is rescinded when the Corps of Engineers re-authorizes Nationwide Permits 18, 29, 39, 41, 42, 43 or 44 or when deemed appropriate by the Director of the Division of Water Quality. Water Quality Certification No. 3705 STATE OF NORTH CAROLINA DEPARTMENT OF ENVIRONMENT AND NATURAL RESOURCES DIVISION OF WATER QUALITY STATE GENERAL PERMIT FOR IMPACTS TO ISOLATED WETLANDS AND ISOLATED WATERS PERMIT NUMBER: IWGP100000 FOR PROJECTS IMPACTING LESS THAN ONE (1) ACRE OF ISOLATED WETLANDS, LESS THAN TWO HUNDRED, FIFTY FEET (250) OF ISOLATED STREAMS AND/OR LESS THAN ONE-THIRD ACRE (1/3) OF OTHER ISOLATED SURFACE WATERS In accordance with the provision of Article 21 of Chapter 143, General Statutes of North Carolina as amended and other lawful standards and regulations, including 15A NCAC 2H .1300 and 15A NCAC 213 .0200, promulgated and adopted by the North Carolina Environmental Management Commission. Permission is hereby granted to all owners or operators of activities which impact isolated wetlands, isolated streams or other isolated waters in accordance with the conditions set forth in Parts I, II, III, IV, V, VI and VII of this General Permit Number One. This General Permit shall become effective on September 10, 2003. This General Permit shall expire at midnight on September 30, 2008 or unless otherwise rescinded by the Director of the NC Division of Water Quality (DWQ). Alan W. Kimek, Director Division of Water Quality By the Authority of the NC Environmental Management Commission This General Permit is issued in conformity with the requirements of North Carolina Division of Water Quality (DWQ) Regulations in 15A NCAC 2H, Section .1300 for the discharge of fill material to isolated wetlands and isolated waters of the State of North Carolina. This Permit may be rescinded when deemed appropriate by the Director of DWQ after appropriate public notice. The State of North Carolina certifies that the specified category of activity will not violate applicable portions of Sections 301, 302, 303, 306 and 307 of the Public Laws 92-500 and 95-217 if conducted in accordance with the conditions hereinafter set forth. Conditions of Permit: Totaling Impacts and Application Requirements: A. Application Thresholds - Impacts to isolated, classified streams, wetlands and water that exceed any of the thresholds below require a complete application and written concurrence which may include site-specific conditions in order to use this Permit. These thresholds apply for the entire project regardless of the number of Nationwide or Individual Permits (if any) applicable to the project that are issued by the US Army Corps of Engineers for the project: 1. Impacts to isolated streams of greater or equal to 150 cumulative feet of stream length for the entire project require written notification to and approval by the Division of Water Quality, and/or 2. Impacts to isolated lakes and ponds of equal to or greater than 1/3 of an acre require written notification to and approval by the Division of Water Quality, and/or 3. Impacts to isolated wetlands of greater or equal to 1/3 of an acre east of 1-95 and 1/10 of an acre west of 1-95 require written notification to and approval by the Division of Water Quality; 4. Proposed fill or substantial modification of any amount of isolated wetlands classified in accordance with 15A NCAC 2B .0101(e)(7) as Unique Wetlands (UWL) shall require written concurrence from the Division of Water Quality; B. Activities which are Deemed Permitted: Impacts to less than i) 150 linear feet of isolated stream, ii) 1/3 acre of isolated surface waters, iii) 1/3 acre of isolated wetlands east of Interstate-95 or iv) 1/10 acre of isolated wetland west of Interstate- 95 are deemed permitted in accordance with 15A NCAC 2H .1305 (b) and do not require application to or written approval from DWQ as long as all the conditions of 15A NCAC 2H .1305 (b) are followed; C. Totalinq and Reporting of Impacts: 1. Isolated Streams - Impacts to isolated streams as determined by the Division of Water Quality shall be measured as the length of the centerline of the normal flow channel. Permanent and/or temporary stream impacts shall be enumerated on the entire project for all impacts regardless of which 404 Nationwide Permits are used (if any). Stream relocations and streambed and/or bank hardening are considered to be permanent stream impacts. Any activity that results in a loss of use of stream functions including but not limited to filling, relocating, flooding, excavation, dredging and complete shading shall be considered stream impacts. Impacts to streams shall include streams enclosed by bottomless culverts, bottomless arches or other spanning structures unless the entire structure (including construction impacts) spans the entire bed and both banks of the stream, is only used for a road, driveway or path crossing, and is not mitered to follow the stream pattern. Impacts for dam footprints and flooding will count toward the threshold for stream impacts, but flooding upstream of the dam will not count towards mitigation requirements as long as no filling, excavation, relocation or other modification of the existing stream dimension, pattern or profile occurs. Any filling, excavation, relocation or other modification of the existing stream (other than flooding) must re-establish the same dimensions, patterns and profiles of the existing channel (or those of a stable reference reach if the existing channel is unstable) 2. Isolated Lakes and Ponds - Impacts to isolated waters other than streams and wetlands as determined by the Division of Water Quality shall be measured as area. Permanent and/or temporary water impacts shall be enumerated on the entire project for all impacts proposed regardless of which 404 Nationwide Permits are used (if any). Any activity that results in a loss of use of aquatic functions including but not limited to filling, draining, and dredging shall be considered waters impacts. 3. Isolated Wetlands - Impacts to isolated wetlands as determined by the Division of Water Quality shall be measured as area. Permanent and/or temporary wetland impacts shall be enumerated on the entire project for all impacts regardless of which 404 Nationwide Permits are used (if any). Any activity that results in a loss of use of wetland functions including but not limited to filling, excavating, draining, and flooding shall be considered wetland impacts. Impacts to wetlands shall include activities that change the hydrology of a wetland. D. Public Notice requirement - A separate Public Notice and Individual Permit will be required for all projects which propose to impact more than 250 linear feet of isolated streams or more than one (1) acre of isolated wetlands or other waters in accordance with 15A NCAC 2H .1303. For impacts less than these thresholds, this General Permit is applicable without additional Public Notice. E. In accordance with North Carolina General Statute Section 143-215.3D(e), any application for an Isolated Wetland General or Individual Permit must include the appropriate fee. If a project also requires a CAMA Permit, one payment to both agencies shall be submitted. This payment shall be the higher of the two fees; F. Impacts to any stream length for streams regulated by the respective riparian buffer rules in the Neuse, Tar-Pamlico, Catawba or Randleman River Basins (or any other major river basins with Riparian Area Protection Rules [Buffer Rules] in effect at the time of application) also requires written concurrence for this Permit from DWQ in accordance with 15A NCAC 28.0200 except for "exempt activities" as noted below. Activities listed as "exempt" from these rules do not need to apply for written concurrence under this Permit as long as they meet the impact thresholds provided in the rules. New development activities located in the protected riparian areas (whether jurisdictional streams, wetlands, waters or not) within river basins with riparian buffer protection rules shall be limited to "uses" identified within and constructed in accordance with 15A NCAC 2B .0200. All new development shall be located, designed, constructed, and maintained to have minimal disturbance to protect water quality to the maximum extent practicable through the use of best management practices; G. Irrespective of other application thresholds in this General Permit, all impacts to perennial waters and their associated buffers in water supply watersheds require written approval from DWQ since such impacts are allowable as provided in 15A NCAC 2B. 0212 (WS-1), 2B.0213 (WS-11), 213.0214 (WS-III) and 213.0215 (WS- IV). Only water dependent activities, public projects and structures with diminimus increases in impervious surfaces will be allowed as outlined in those rules. All other activities require a variance from the delegated local government and/or the NC Environmental Management Commission before the Isolated Wetland General Permit can be processed. In addition, a 30 foot wide vegetative buffer for low density development or a 100 foot wide vegetative buffer for high density development must be maintained adjacent to all perennial waters in water supply watersheds except for allowances as provided under the Water Supply Watershed Protection Rules. For the purposes of this condition, perennial waters are defined as those shown as perennial waters on the most recent USGS 1:24,000 topographic map or as otherwise determined by local government studies; II. On-Site Stormwater Management: A. Additional site-specific stormwater management requirements may be added to this Permit at DWQ's discretion on a case by case basis for projects that have or are anticipated to have impervious cover of greater than 30 percent for either the entire site or portions of the site that exceed 30% imperviousness. Site-specific stormwater management shall be designed to remove at least 85% TSS according to the latest version of DWQ's Stormwater Best Management Practices manual at a minimum. Other stormwater management requirements (such as [but not limited to] providing diffuse flow through protected buffers) may also be added on a case-by-case basis. Additionally, in watersheds within one mile and draining to 303(d) listed waters, as well as watersheds that are classified as nutrient sensitive waters (NSW), water supply waters (WS), trout waters Jr), high quality waters (HQW), and outstanding resource waters (ORW), the Division shall require that extended detention wetlands, bio-retention areas, and ponds followed by forested filter strips (designed according to latest version of the NC DENR Stormwater Best Management Practices Manual) be constructed as part of the stormwater management plan when a site-specific stormwater management plan is required. For streams classified as Water Supply, High Quality Waters and Outstanding Resource Waters, post-construction, on-site stormwater management shall be required as appropriate and as outlined in 15A NCAC 2B .0104(m) and 2H .1000 to .1007, respectively, in addition to that required in this General Permit. Alternative designs may be requested by the applicant and will be reviewed on a case-by-case basis by the Division of Water Quality. Approval of stormwater management plans by the Division of Water Quality's other existing state stormwater programs including appropriate local programs are sufficient to satisfy this Condition as long as the stormwater management plans meet or exceed the design requirements specified in this condition. This condition applies unless more stringent requirements are in effect from other state water quality programs. 1. Unless specified otherwise in the approval letter, the final, written stormwater management plan shall be approved in writing by the Division of Water Quality's Wetlands Unit before the impacts specified in this Permit occur. 2. The facilities must be designed to treat the runoff from the entire project, unless otherwise explicitly approved by the Division of Water Quality. 3. Also, before any permanent building or other structure is occupied at the subject site, the facilities (as approved by the Wetlands Unit) shall be constructed and operational, and the stormwater management plan (as approved by the Wetlands Unit) shall be implemented. 4. All structural stormwater practices as approved by the Wetlands Unit as well as drainage patterns must be maintained in perpetuity. 5. No changes to the structural stormwater practices shall be made without written authorization from the Division of Water Quality. III. Compensatory Mitigation: A. Compensatory stream mitigation shall be required at a 1:1 ratio for not only perennial but also intermittent stream impacts that require application to DWQ in watersheds ith streams classified as ORW, HQW, Tr, WS-I and WS-II unless the project is a linear, publicly-funded transportation project, which has a 150-foot per-stream impact allowance; B. In accordance with 15A NCAC 2H .1300, compensatory mitigation may be required for impacts to 150 linear feet or more of streams and/or one acre or more of wetlands for an entire project. For linear public transportation projects, impacts equal to or exceeding 150 feet per stream may require mitigation. In addition, buffer mitigation may be required for any project with Riparian Area Protection Rules (Buffer Rules) in effect at the time of application for buffer impacts resulting from activities classified as "allowable with mitigation" within the "Table of Uses" section of the Buffer Rules or require a variance under the Buffer Rules. A determination of buffer, wetland and stream mitigation requirements shall be made for any use of this General Permit. The most current design and monitoring protocols from DWQ shall be followed and written plans submitted for DWQ approval as required in those protocols. When compensatory mitigation is required for a project, the mitigation plans must be approved by DWQ in writing before the impacts approved by the Permit occur, unless otherwise specified in the approval letter. The mitigation plan must be implemented and/or constructed before any permanent building or structure on site is occupied. In the case of public road projects, the mitigation plan must be implemented before the road is opened to the travelling public. Please note that if a stream relocation is conducted as a stream restoration as defined in The Internal Technical Guide for Stream Work in North Carolina (April 2001 or its successor), the restored length can be used as compensatory mitigation for the impacts resulting from the relocation; C. For any project involving re-alignment of streams, a stream relocation plan must be included with the General Permit application for written DWQ approval. Relocated stream designs should include the same dimensions, patterns and profiles as the existing channel (or a stable reference reach if the existing channel is unstable), The new channel should be constructed in the dry and water shall not be turned into the new channel until the banks are stabilized. Vegetation used for bank stabilization shall be limited to native woody species, and should include establishment of a 30 foot wide wooded and an adjacent 20 foot wide vegetated buffer on both sides of the relocated channel. A smaller buffer may be allowed on a site-specific basis by DWQ. A transitional phase incorporating coir fiber and seedling establishment is allowable. Also, rip-rap, A-Jacks, concrete, gabions or other hard structures may be allowed if it is necessary to maintain the physical integrity of the stream, but the applicant must provide written justification and any hydraulic calculations used to determine the extent of rip-rap coverage requested. If suitable stream mitigation is not practical on- site, then stream impact will need to be mitigated elsewhere. If stream relocation is conducted as a stream restoration as defined in The Internal Technical Guide for Stream Work in North Carolina , (April 2001 or its successor), 2001, the restored length can be used as compensatory mitigation for the impacts resulting from the relocation; D. Culverts and other structures installed in waters, streams, and wetlands must be placed below the elevation of the streambed to allow low flow passage of water and aquatic life unless it can be shown to DWQ that providing passage would be impractical. Design and placement of culverts including open bottom or bottomless arch culverts and other structures including temporary erosion control measures shall not be conducted in a manner that may result in aggradation, degradation or significant changes in hydrology of wetlands or stream beds or banks,. adjacent to or upstream and down stream of the above structures. The applicant is required to provide written evidence that the equilibrium shall be maintained if requested to do so in writing by DWQ. Additionally, when roadways, causeways or other fill projects are constructed across FEMA-designated floodways or wetlands, openings such as culverts or bridges must be provided to maintain the natural hydrology of the system as well as prevent constriction of the floodway that may result in aggradation, degradation or significant changes in hydrology of streams or wetlands; IV. Sedimentation and Erosion Control: A. All erosion and sediment control practices (for land uses that include construction/development, mining, agricultural and forestry practices) must be in full compliance with all specifications governing the proper design, installation, operation and maintenance of such Best Management Practices (BMPs). 1. For construction/development and land disturbance activities, erosion and sediment control measures and maintenance must be installed and equal or exceed the proper design, installation, operation and maintenance outlined in the most recent version of the "North Carolina Sediment And Erosion Control Planning and Design Manual". If land disturbance amounts are below the thresholds where a Division of Land Resource (DLR) or a DLR delegated program require a Erosion and Sedimentation Control Plan, then measures and control practices must be installed such that sedimentation to waters is prevented. 2. For mining activities, erosion and sediment control measures and maintenance must be installed and equal or exceed the proper design, installation, operation and maintenance outlined in the most recent version of the "North Carolina Surface Mining Manual". 3. For projects located on agricultural sites, Best Management measures must be installed and equal or exceed the proper design, installation, operations and maintenance outlined in Section 4 of the Natural Resources Conservation Services (NRCS) Technical Guide. If erosion and sediment control measures are not specifically addressed by NRCS Technical Guide for an activity being conducted, then sediment control measures, control practices, and maintenance must be installed and implemented such that sedimentation to waters is prevented. 4. For project located on forestry sites, Best Management Practices must be installed that equal or exceed the proper design, installation, operation and maintenance as outlined in the most recent version of the 'Best Management Practice Manual' developed by the North Carolina Division of Forest Management. If the Best Management Practices, developed by the Division of Forest Resources, do not specifically address the activity being conducted, then measures, control practices, and maintenance must be installed and implemented such that sedimentation to waters is prevented. B. All sediment and erosion control measures placed in wetlands and waters shall be removed and the original grade restored within two months after the Division of Land Resources or DLR delegated program has released the project; V. Compliance with Water Quality Standards: A. Additional site-specific conditions may be added to projects proposed under this Permit in order to ensure compliance with all applicable water quality and effluent standards; B. Measures shall be taken to prevent live or fresh concrete from coming into contact with waters of the state until the concrete has hardened; C. If this Permit is used to access building sites, all lots owned by the applicant must be buildable without additional fill beyond that explicitly allowed under other General or Individual 401 Water Quality Certifications. The applicant is required to provide evidence that the lots are buildable without requiring additional impacts to wetlands, waters or buffers if required to do so in writing by DWQ. For road construction purposes, this Permit shall only be utilized from natural high ground to natural high ground; V. Possible requirement for an Individual Permit and Public Meetings A. The Director of the North Carolina Division of Water Quality may require submission of a formal application for Individual Permit for any project in this category of activity that requires written concurrence under this Permit, if it is determined that the project is likely to 1) have a significant adverse effect upon water quality, 2) impact state or federally listed threatened or endangered species, or 3) degrade the waters so that existing uses of the wetland or downstream waters are precluded. B. Public meetings may be held for specific applications or group of applications prior to a Permit decision if deemed in the public's best interest by the Director of the North Carolina Division of Water Quality. VI. Compliance and Reporting: A. If an environmental document is required, this Permit is not valid until a Finding of No Significant Impact (FONSI) or Record of Decision (ROD) is issued by the State Clearinghouse; B. Deed notifications or similar mechanisms shall be placed on all lots with remaining wetlands and waters or on areas within 50 feet of all streams and ponds if riparian buffer protection rules are applicable. These mechanisms shall be put in place within 30 days of the date of issuance of the General Permit letter or the issuance of the 404 Permit (whichever is later). A sample deed notification format can be downloaded from the 401/Wetlands Unit web site at http://h2o.enr.state.nc.us/ncwetlands . DWQ shall be sent copies of all deed restrictions applied to these lots; C. When written concurrence is required, the applicant is required to use the most recent version of the Certificate of Completion to inform DWQ that work authorized by this General Permit has been completed; D. Concurrence from DWQ that this Permit applies to an individual project shall expire five years from the date of the cover letter from DWQ or on the same day as the expiration date of the corresponding US Army Corps of Engineers 404 Permit (if any), whichever is sooner unless otherwise explicitly allowed in the approval letter from DWQ. E. Non-compliance with or violation of the conditions herein set forth by a specific fill project may result in revocation of this Permit for the project and may also result in criminal and/or civil penalties. F. Failure to abide by the conditions and limitations contained in this permit may subject the Permittee to an enforcement action by the Division of Water Quality in accordance with 143-215.6A to 143-215.6C. G. This permit may be modified, revoked and reissued or terminated for cause. The filing of a request for a permit modification, revocation and reissuance, or termination does not stay any permit condition. H. 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 as allowed by the laws, rules, and regulations contained in Title 15A of the North Carolina Administrative Code 3, Subchapter 02H. 1300, and North Carolina General Statute 143-215.1 et. al. 1. The Permit is not transferable to any person or entity except after notice to and written approval by the Director. The Director may require modification or revocation and reissuance of the Permit to change the name and incorporate such other requirements as may be necessary. A formal permit request must be submitted to the Division of Water Quality accompanied by the appropriate fee, documentation from both parties involved, and other supporting materials as may be appropriate. The approval of this request will be considered on its merits, and may or may not be approved. J. The issuance of this Permit does not preclude the Permittee from complying with any and all statutes, rules, regulations, or ordinances which may be imposed by other governments agencies (local, state, and federal) which have jurisdiction. If any of those permits results in revisions to the plans, a permit modification must be submitted. K. The permittee grants permission to DENR Staff to enter the property during business hours for the purposes of inspections and compliance review. L. The permittee shall notify the Division of Water Quality of any mailing address changes within 30 days. Certification of Completion DWQ Project No.: Applicant: Project Name: Date of Issuance of Wetland Permit: , hereby state that, to the best of my abilities, due care and diligence was construction such that the construction was observed to be built within substantial Water Quality Certification and Buffer Rules, the approved plans and specifications, Upon completion of all work approved within the 401 Water Quality Certification and Buffer Rules, and any subsequent modifications, the applicant is required to return this certificate to the 401 Oversight/Express Permitting Unit, North Carolina Division of Water Quality, 1650 Mail Service Center, Raleigh, NC, 27699-1650. This form may be returned to DWQ by the applicant, the applicant's authorized agent, or the project engineer. It is not necessary to send certificates from all of these. Applicant's Certification I, used in the observation of the compliance and intent of the 401 and other supporting materials. Signature: Agent's Certification I, used in the observation of the compliance and intent of the 401 and other supporting materials. Signature: Date: If this project was designed by a Certified Professional I, , as a duly registered Professional (i.e., Engineer, Landscape Architect, Surveyor, etc.) in the State of North Carolina, having been authorized to observe (periodically, weekly, full time) the construction of the project, for the Permittee hereby state that, to the best of my abilities, due care and diligence was used in the observation of the construction such that the construction was observed to be built within substantial compliance.and intent of the 401 Water Quality Certification and Buffer Rules, the approved plans and specifications, and other supporting materials. County: Certificate of Completion Date: , hereby state that, to the best of my abilities, due care and diligence was construction such that the construction was observed to be built within substantial Water Quality Certification and Buffer Rules, the approved plans and specifications, Signature: Registration No. Date