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HomeMy WebLinkAbout20221432 Ver 1_WRC Comments_20221116t North Carolina Wildlife Resources Commission Cameron Ingram, Executive Director November 16, 2022 Ms. Brooke Davis U.S. Army Corps of Engineers, Regulatory Branch 151 Patton Avenue, Room 208 Asheville, North Carolina 28801-5006 SUBJECT: Lantz Development UT to Mills River, Henderson County Dear Ms. Davis, Biologists with the North Carolina Wildlife Resources Commission (NCWRC) reviewed an application to culvert 450 ft of an unnamed tributary (UT) to Mills River in Henderson County. Our comments on this application are offered for your consideration under provisions of the Clean Water Act of 1977 (33 U.S.C. 466 et. seq.) and Fish and Wildlife Coordination Act (48 Stat. 401, as amended; 16 U.S.C. 661-667d). The project should not impact trout reproduction, and project activities do not need to be avoided during the trout spawning moratorium. However, the site is upstream of the Mills River Aquatic Habitat, a NC Natural Heritage Program natural area rated Exceptional due to the richness of rare species it supports. Species in the vicinity of the project include Appalachian Elktoe [Alasmidonta raveleniana, US Endangered (E), NC E], Slippershell [Alasmidonta viridis, US Federal Species of Concern (FSC), NC E], Creeper (Strophitus undulatus, NC Threatened), Eastern Hellbender [Cryptobranchus alleganiensis, US FSC, NC Special Concern (SC)], and Blotched Chub (Erimystax insignis, NC SR). Excellent sediment and erosion control are essential to minimize impacts to these important species. The project involves the development of a 12.8-acre site for commercial development. The proposed culvert would be on an intermittent stream. Mitigation for this impact is proposed to be satisfied from a preservation -only site. We recommend that only 50% of the mitigation be satisfied through preservation. Mailing Address: Habitat Conservation • 1721 Mail Service Center • Raleigh, NC 27699-1721 Telephone: (919) 707-0220 • Fax: (919) 707-0028 Lantz Development Page 2 November 16, 2022 UT Mills River, Henderson Co We offer the following recommendations to minimize impacts to fish and wildlife resources: 1. Due the importance of the Mills River, which supports state and federally listed species, it is extremely important to use excellent erosion and sediment control on site. We request ask that the applicant use sediment and erosion control practices outlined in the Design Standards in Sensitive Watersheds (15A NCAC 4B .0124). We ask that disturbed areas be stabilized on a tight timeframe to minimize risk of sediment loss, namely, the disturbed areas be seeded, mulched and/or matted as soon as possible, preferably at the end of each work day; at a minimum, disturbed areas should be stabilized within five working days or seven calendar days, whichever is shorter. 2. Any erosion control matting used should be free of nylon or plastic mesh, as this type of mesh netting frequently entangles wildlife and is slow to degrade, resulting in a hazard that may last for years. 3. Minimize stream impacts by shifting the developed area away from streams. 4. Maintain open space areas with native vegetation and maintain the undeveloped area as a forested green space. Thank you for the opportunity to review and comment on this project. Please contact me at (828) 400-4223 if you have any questions about these comments. Sincerely, Andrea Leslie Mountain Region Coordinator, Habitat Conservation Program ec: Andrew Moore, NC Division of Water Resources Adam Tripp, Headwater Environmental