Impaired Water - Wisconsin River (Wisconsin River)
Lincoln County, Wisconsin
CW28, CW29, UW30, UW31
1179900
289.34 - 293.84
4.50
Water is impaired due to one or more pollutants and associated quality impacts.
Notes
This segment of the Wisconsin River has been on the state's 303(d) impaired waters list since 1998 for an unknown pollutant that causes chronic aquatic toxicity. Phosphorus and chloride were evaluated in 2014 and 2022; levels were appropriate for healthy aquatic communities like plants, bugs, and fish. Evaluated bug communities in 2020 confirmed this.
Listing Details
Pollutant
Unknown Pollutant
Listed For
Fish and Aquatic Life
Impairments
Chronic Aquatic Toxicity
Current Use
WWSF - Warmwater Sport Fishery
Listing Status
303d Listed
Attainable Use
WWSF - Warmwater Sport Fishery
Priority
Low
Designated Use
WWSF - Warmwater Sport Fishery
303(d) ID
537
Listing Date
4/1/1998