Usda Chippewa National is a superfund site located at Route 3, Box 244, Cass Lake, MN 56633. The Environmental Protection Agency (EPA) identifies sites such as Usda Chippewa National because they pose or had once posed a potential risk to human health and/or the environment due to contamination by one or more hazardous wastes. Usda Chippewa National is currently registered as an Archived superfund site by the EPA and does not require any clean up action or further investigation at this time.