1. Preconstruction notification (PCN) shall be required for NWP 42 for any activities proposed in streams designated by the Louisiana Department of Wildlife and Fisheries as Natural and Scenic, and for any activities in Caddo Lake and Catahoula Lake. See enclosed list of Louisiana's Natural and Scenic Rivers.
2. NWP 6: a PCN shall be required for seismic survey activities. Upon receipt of a PCN, the District Engineer shall immediately forward a copy of the notification to the natural resource agencies in accordance with General Condition 13(e), regardless of impact acreage.
3. NWP 12, 14, 27 part (iv), 29, 42 and 44: Upon receipt of a PCN, the District Engineer shall immediately forward a copy of the PCN to the U.S. Fish and Wildlife Service in accordance with General Condition 13(e), regardless of acreage impact. For NWP 43, upon receipt, the District Engineer shall immediately forward a copy of the PCN to the U.S. Fish and Wildlife Service in accordance with General Condition 13(e), for activities that would partially or completely impound streams.
4. No activity may cause the permanent loss of greater than 1/2 of an acre of seasonally inundated Cypress swamp and/or cypress-tupelo swamp.
5. No activity may cause the permanent loss of greater than 1/2 of an acre of Pine Savanna, Pine Flatwoods and/or Pitcher Plant Bogs.
6. No activity is authorized under any NWP permit which has been determined to have an adverse impact upon a Federal or State designated rookery and/or bird sanctuary.
7. NWP 12: For every 500 linear feet of sidecast material along the utility line trench, a 50-foot gap shall be required. Under certain circumstances the gap intervals may be modified. Additionally, no fill shall be placed in a manner which would impede natural watercourses.
8. NWP 41: No discharges shall be allowed under this NWP that would adversely impact mature riparian corridors.
9. Work under NWPs 39, 41, 42, 43 and 44 which result in the resuspension of dredged material shall be prohibited in Bayou d'Inde, the Inner Harbor Canal, Calcasieu River at the mouth of Bayou d'Inde, Harvey Canal, California Canal, and Bayous Trepagnier, Rigaud, Olsen and Verdine, Capitol Lake, Coon Island Loop, Devil's Swamp, and Tensas River (areas within and upstream of Tensas National Wildlife Refuge), Ouachita River (areas within and upstream of the Upper Ouachita National Wildlife Refuge), Wham Brake drainage (Staulkinghead Creek, Little Bayou Boeuf, Bayou Lafourche and Lake Irwin).
10. Due to the occurrence of threatened or endangered species, notification shall be required for instream activities in the following waterways: Bayou Boeuf Tributaries in Rapides Parish: (Brown Creek, Mack Branch, Clear Creek, Little Brushy Creek, Loving Creek, Little Loving Creek, Long Branch, Bayou Clear, Castor Creek, Valentine Creek, and Little Bayou Clear), Amite River (LA Highway 37 at Grangeville to Port Vincent), Bogue Falaya River and Tributaries, Abita River and Tributaries, Bayou Chinchuba (between U.S. 190 and Louisiana Highway 59), West Pearl River, Bogue Chitto River and Tributaries, and Red River tributaries in Grant Parish (Black Creek, Swafford Creek, Cypress Creek, Beaver Creek, Cress Creek, Jordon Creek, Hudson Creek, Gray Creek, Moccosin Branch and James Branch)
11. No activities shall be authorized by NWP 27 that would convert tidal wetlands to another aquatic habitat type.
12. Activities authorized by NWP 7 that include the construction of intake structures must include adequate fish screening devices.
13. Stream relocations and stream diversions shall be prohibited under NWP 44 in perennial streams.
POC for this page: Mr. Rob Heffner, CEMVN-OD-SS
Regulatory Branch
New Orleans, LA
504-862-2270 rob.heffner@us.army.mil
