Oconto County, Wisconsin
GB04
445800
21.81
Water is impaired due to one or more pollutants and associated quality impacts.
Notes
Klaus Lake was evaluated in the 2022 cycle; elevated phosphorus was causing excess algal growth. This lake was put on the Impaired Waters List.Pollutant
Total Phosphorus
Listed For
Fish and Aquatic Life
Impairments
Excess Algal Growth, Eutrophication
Current Use
Unsupported Aquatic Life
Listing Status
303d Listed
Attainable Use
Default - Fish and Aquatic Life
Priority
Low
Designated Use
Default - Fish and Aquatic Life
303(d) ID
2022-041
Listing Date
4/1/2022
Impaired Water Notes
This water was assessed during the 2022 cycle; new phosphorus sample data overwhelmingly exceeded 2022 WisCALM listing criteria for Recreation and Aquatic Life uses. Chlorophyll-a exceeded both REC and AL thresholds.
Date
6/14/2021