28 Oct 2024

Regional Streamflow Duration Assessment Methods for the Arid West, Western Mountains, and Great Plains

The U.S. Army Corps of Engineers (Corps) Albuquerque, Chicago, Detroit, Fort Worth, Galveston, Kansas City, Los Angeles, Omaha, Rock Island, Sacramento, San Francisco, St. Louis, St. Paul, and Tulsa Districts, and the U.S. Environmental Protection Agency (EPA), Regions 5, 6, 7, 8, and 9 jointly announce the availability of the Regional Streamflow Duration Assessment Methods (Regional SDAMs) for the Arid West, Western Mountains and Great Plains. The methods are rapid assessment tools for distinguishing between ephemeral, intermittent, and perennial streamflow at the reach scale for the Arid West, Western Mountains and Great Plains regions.

30 Nov 2023

REGIONAL GENERAL PERMIT 23 (RGP-23-NE)

Expiration date: 11/30/2028

The purpose of this Regional General Permit (RGP) is to authorize discharges into irrigation ditches that have minimal individual or cumulative adverse effects on the aquatic environment but that do not qualify for the Clean Water Act section 404(f)(1)(C) exemption because of the recapture provision at section 404(f)(2) (see 33 CFR 323.4) or do not qualify for a Nationwide General permit. For additional information regarding the application of exemptions, please refer to the Memorandum to the Field on Exemptions from Regulation under Section 404(f)(1)(C) of the CWA for the Construction or Maintenance of Irrigation Ditches and for the Maintenance of Drainage Ditches (Attachment A). LOCATION: This RGP is applicable to waters of the U.S., including wetlands, in the State of Nebraska within the Omaha District Regulatory Branch area of responsibility, including tribal lands.

17 Feb 2022

Special Public Notice for the Nationwide Permit Reissuance and Regional Conditions for the State of Nebraska

Expiration date: 3/14/2026

On December 27, 2021, the U.S. Army Corps of Engineers (Corps) published a final rule in the Federal Register (86 FR 73522) announcing the reissuance of 40 existing nationwide permits (NWPs) and one new NWPs, as well as the reissuance of NWP general conditions and definitions with some modifications. These 41 NWPs will go into effect on February 25, 2022, and will expire on March 14, 2026.