Dane County, Wisconsin
LR06
803300
0.00 - 3.01
3.01
Water is impaired due to one or more pollutants and associated quality impacts.
Notes
This unnamed tributary to Lake Kegonsa was evaluated every two-year cycle from 2018 to 2024; phosphorus levels were too high, resulting in placement on the Impaired Waters List.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
2018-072
Listing Date
4/1/2018
Impaired Water Notes
This water was assessed during the 2018 listing cycle; new total phosphorus sample data exceed 2018 WisCALM listing criteria for the Fish and Aquatic Life use, however, no biological data (i.e. no macroinvertebrate or fish Index of Biotic Integrity (IBI) scores) were available to assess biological impairment.
Date
7/18/2017
Impaired Water Notes
This water was assessed during the 2022 cycle; new phosphorus sample data nearly exceeded 2022 WisCALM listing criteria for Aquatic Life use.
Date
6/25/2021