1. Water
  2. How's the water?
  3. Water types and programs
  4. Watersheds

Upper Big Sioux River

Only a very small portion of the 1.35-million-acre Upper Big Sioux River watershed is located in Lincoln County in western Minnesota. The vast majority is located in eastern South Dakota. Land use in this watershed is primarily agriculture, with row crops and livestock grazing.

    What's being done

    Healthier watersheds - embed

    Watersheds: Tracking the actions taken

    See actions taken in Minnesota’s watersheds to meet water-quality goals and milestones: WRAPS, TMDLs, best practices, wastewater, and money spent.

    Water quality assessment data for government partners

    Tribal, federal, state and local partners: View and download results of monitoring and assessment decisions for Minnesota waters based on designated uses and watersheds.

    Monitoring and assessment

    Monitoring work in the Upper Big Sioux River watershed began in 2011.

    Water quality model supporting documents

    Strategy development for restoration and protection