Watersheds of Big Stone County
Big Stone County has three watersheds within the county. Most of the county resides in the Upper Minnesota River Watershed. The Upper MN River and Pomme de Terre River Watersheds both flow south eventually entering the Mississippi River. The Bois de Sioux Watershed is in the northern part of the county and flows north eventually to the Red River.
Watershed Websites:
Upper MN River
Bois de Sioux
Pomme de Terre
Watershed Websites:
Upper MN River
Bois de Sioux
Pomme de Terre
**Bois de Sioux-Mustinka Comprehensive Watershed Management Plan - formal review draft September 8, 2020
**Appendix A - Land and Water Resources Inventory
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