28 Sep 2022

Notice of Availability of the Beta Streamflow Duration Assessment Method for the Great Plains

Expiration date: 9/28/2023

The U.S. Army Corps of Engineers (Corps) Albuquerque, Chicago, Detroit, Fort Worth, Galveston, Kansas City, Omaha, Rock Island, St. Louis, St. Paul, and Tulsa Districts, and the U.S. Environmental Protection Agency (EPA), Regions 5, 6, 7, and 8, jointly announce the availability of the Beta Streamflow Duration Assessment Method (SDAM) for the Great Plains (dated September 2022). The method is a rapid assessment tool to help distinguish between ephemeral, intermittent, and perennial streamflow at the reach scale for the Northern and Southern Great Plains SDAM Regions. The beta SDAM may help provide technical guidance for identifying waters that may be subject to regulatory jurisdiction under Section 404 of the Clean Water Act; however, this method does not alter or change the definition of “Waters of the U.S.”

31 Aug 2022

NWO-2008-00792-PIE

Expiration date: 9/21/2022

The U.S. Army Corps of Engineers, Omaha District (Corps), is evaluating a permit application submitted by L. G. Everist, Inc. to expand an existing aggregate mine in Summit, South Dakota. This notice is to inform interested parties of the proposed activity and to solicit comments. This notice may also be viewed at the Corps’ website at: https://www.nwo.usace.army.mil/Media/Public-Notices/. The applicant is proposing to permanently discharge fill material into 0.58-acres of wetlands and excavate 5.07-acres of wetlands in order to expand an existing aggregate mine. The project includes development of an aggregate mine, rerouting an existing swale, and installing two low-flow crossings within an existing swale. Based on the available information, the overall project purpose is to expand an existing aggregate mine in Summit, South Dakota. The applicant’s project purpose, as stated in the application, is to expand an existing aggregate mine to fulfill sand and gravel needs for regional construction projects.

23 Aug 2022

NWO-2021-02185-PIE

Expiration date: 9/15/2022

The U.S. Army Corps of Engineers, Omaha District (Corps), is evaluating a permit application submitted by Dakota Dirt Three, LLC to construct the Nine-Mile Lake commercial development. The proposed project would impact wetlands adjacent to Nine-Mile Creek. This notice is to inform interested parties of the proposed activity and to solicit comments. The applicant is proposing to permanently discharge 14,714 cubic yards of earthen fill material into 1.19- acres of wetland located adjacent to Nine-Mile Creek. Based on the available information, the overall project purpose is to construct a 37-acre mixed residential and commercial development. The applicant’s project purpose, as stated in the application, is to “provide additional commercial land along arterial streets and multifamily housing units in the City of Tea, SD”.