Waukesha County, Wisconsin
FX07
771800
0.00 - 4.45
4.45
Water is impaired due to one or more pollutants and associated quality impacts.
Notes
This water was assessed during the 2016, 2018, 2020, and 2024 cycles; elevated chloride was identified in the 2020 cycle and elevated phosphorus was identified in the 2024 cycle. Biological samples did not show impairment.Pollutant
Total Phosphorus
Listed For
Fish and Aquatic Life
Impairments
Impairment Unknown
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
2024-60
Listing Date
4/1/2024
Pollutant
Chloride
Listed For
Fish and Aquatic Life
Impairments
Chronic Aquatic Toxicity
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
2020-074
Listing Date
4/1/2020
Impaired Water Notes
This water was assessed during the 2020 listing cycle; chloride sample data exceed 2020 WisCALM listing criteria for the Fish and Aquatic Life use.
Date
7/22/2019