https://www.epa.gov/ms-htf/mississippiatchafalaya-river-basin-marb
More about the Mississippi River Basin
https://www.umesc.usgs.gov/umesc_about/about_umrs.html
Environmental Protection Agency - Mississippi Basin Information
United States Geological Survey - About the Upper Mississippi River Basin
Click on a button below for more resources
For a free copy of Adobe Acrobat Reader to read .pdf files click here
In the News - The Big Sioux River & Watershed
https://www.nrcs.usda.gov/wps/portal/nrcs/detail/sd/newsroom/releases/?cid=NRCSEPRD1335287
Big Sioux River Watershed Partnership Awarded for Conservation Efforts
https://www.agweb.com/article/big-sioux-river-plan-keep-cattle-from-skunk-creek-associated-press/
Big Sioux River Plan
Groups Work to Clean up River in South Dakota
https://www.usnews.com/news/best-states/south-dakota/articles/2017-04-21/groups-work-to-clean-up-river-in-south-dakota
Links of Interest
http://denr.sd.gov/documents/18irfinal.pdf
SD DENR - 2018 Integrated Report for Surface Water Quality Assessment
http://gfp.sd.gov/to-do/docs/caone-big-sioux.pdf
SD GF&P - Canoe Route on the Big Sioux River
https://nationalmap.gov/small_scale/printable.html
USGS - Printable Maps
https://www.epa.gov/compliance/about-clean-water-act-cwa-action-plan
Clean Water Action Plan
https://www.neefusa.org/file/239/
National Report Cards on Environment Attitudes, Knowledge and Behavior
Friends of the Mississippi River
http://www.fmr.org/
http://friendsofthebigsiouxriver.org/
Friends of the Big Sioux River