US Army Corps of Engineers
Omaha District

South Dakota Regulatory Office

28563 Powerhouse Road | Pierre | South Dakota | 57501 | Ph: 605-224-8531 | Fax: 605-224-5945

The US Army Corps of Engineers, South Dakota Regulatory Office, through the Regulatory Program, administer and enforce Section 404 of the Clean Water Act in South Dakota 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.