Lake Superior The Lake Superior basin is located in Northern Wisconsin and consists of parts of Ashland, Iron, Douglas, and Bayfield counties. The Lake Superior Basin covers approximately 6,200 square …
Upper Chippewa The Upper Chippewa basin is located in west-central and north-western Wisconsin. It includes the following counties: Price, Sawyer, and Rusk. It also includes smaller portions of Vilas, Ashland, …