Fond Du Lac County, Wisconsin
MI06
41600
3.33 - 7.79
4.46
Water is impaired due to one or more pollutants and associated quality impacts.
Notes
This water was assessed during the 2026 listing cycle; water temperature was elevated for the fish community present. This water is proposed for the 2025 impaired waters list.
This water was assessed during the 2018 listing cycle; new total phosphorus and biological (fish Index of Biotic Integrity (IBI) scores) sample data were clearly below 2018 WisCALM listing thresholds for the Fish and Aquatic Life use.Pollutant
Unknown Pollutant
Listed For
Fish and Aquatic Life
Impairments
Elevated Water Temperature
Current Use
Unsupported Aquatic Life
Listing Status
Proposed for List
Attainable Use
Coldwater - stocked, reproduction
Priority
Low
Designated Use
Coldwater - stocked, reproduction
303(d) ID
2026-02
Listing Date
4/1/2026