18 Oct 2022

NWO-2019-01172-DEN

Expiration date: 11/16/2022

The U.S. Army Corps of Engineers, Omaha District, (Corps) is evaluating a permit application to construct the Lemon Gulch Reach 1 Trail Crossing Project, which would result in the discharge of approximately 270 cubic yards of soil, riprap, and concrete fill material into approximately 0.40 acres of Lemon Gulch. This notice is to inform interested parties of the proposed activity and to solicit comments.

18 Oct 2022

NWO-2021-01952-DEN

Expiration date: 11/16/2022

The U.S. Army Corps of Engineers, Omaha District, (Corps) is evaluating a permit application to construct the Cache la Poudre River Channel Improvements Project at U.S. Highway 85, which would result in the discharge of approximately 14,000 cubic yards of fill material into 1.48 acres of waters of the United States, including wetlands, in the Cache la Poudre River. This notice is to inform interested parties of the proposed activity and to solicit comments.

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.”