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HomeMy WebLinkAboutGC_DisposalofDredgedMaterialGENERAL CERTIFICATION FOR THE CORPS OF ENGINEERS DREDGING ACTIVITIES INVOLVING CONTROL OF EFFLUENT DISPOSAL OF DREDGED MATERIAL IN EXISTING DREDGE MAINTENANCE SITES WITHIN NORTH CAROLINA This General Certification 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 Regulations in 15 NCAC 2H, Section .0500 and 15 NCAC 2B .0200 for the discharge of fill material to waters and wetland areas which are waters of the United States as described in 33 CFR 325 Appendix A of the Corps of Engineers regulations. This,Certification is issued for existing dredge sites at Manteo (Shallowbag Bay), Wilmington Harbor (bird islands) and Wainwright Slough. This WQC is rescinded when deemed appropriate by the Director of the Division of Water Quality. 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 Certification: 1. Proposed fill or substantial modification of waters or wetlands for this General Certification requires written concurrence from the Division of Water Quality; 2. Appropriate sediment and erosion control practices which equal or exceed those outlined in the most recent version of the "North Carolina Sediment and Erosion Control Manual" or the "North Carolina Surface Mining Manual" (available from the Division of Land Resources at the DEHNR Regional or Central Office) shall be utilized to prevent exceedances of the appropriate turbidity water quality standard (25 NTUs in all saltwater classes}; 3. All sediment and erosion control measures placed in wetlands or waters shall be removed and the natural grade restored after the Division of Land Resources has released the project; 4. If an environmental document is required, this Certification is not valid until a FONSI or ROD is issued by the State Clearinghouse; 5. The terminal end of the pipeline from the dredge shall be positioned at the highest point possible on the dredge disposal site to allow maximum distance for settling of suspended solids; 6. The flow of discharge shall be directed away from any emergent vegetation along the shoreline unless it can be clearly shown by the applicant that a different design will result in less environmental impact (i.e. berm at Wainwright Slough disposal site}; 7. If such activities should take place during periods of high biological activity (i.e. bird nesting), biological monitoring may be required at the request of other state or federal agencies and coordinated with these dredging activities; 8. Written concurrence for use of this certification for a particular project shall expire three years after issuance. Non-compliance with or violation of the conditions herein set forth by a specific fill project shall result in revocation of this Certification for the project and may 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 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: 11 February 1997. DIVISION OF WATER QUALITY By A. Preston Howard, r., P.E. Director Gencert.eff WQC# 3122