US Army Corps of Engineers
Omaha District

Wyoming Regulatory Office

2232 Dell Range Blvd, Suite 210 | Cheyenne | Wyoming | 82009 | Ph: 307-772-2300 | Fax: 307-772-2920

The US Army Corps of Engineers, Wyoming Regulatory Office, through the Regulatory Program, administers and enforces Section 404 of the Clean Water Act in Wyoming for the Omaha District. Under CWA Section 404, a permit is required for the discharge of dredged or fill material into waters of the United States. Many waterbodies and wetlands in the nation are waters of the United States and are subject to the Corps' regulatory authority.