Jefferson County, Wisconsin
UR02
829700
0.00 - 11.04
11.04
Water is impaired due to one or more pollutants and associated quality impacts.
Notes
This segment of the Crawfish River was put on the Impaired Waters List in the 2016 cycle for phosphorus. Evaluation of bug and fish communities found them in fair condition. New water quality data reviewed in the 2024 cycle indicated no additional pollutants.Pollutant
Total Phosphorus
Listed For
Fish and Aquatic Life
Impairments
High Phosphorus Levels
Current Use
Unsupported Aquatic Life
Listing Status
303d Listed
Attainable Use
Default - Fish and Aquatic Life
Priority
Medium
Designated Use
Default - Fish and Aquatic Life
303(d) ID
2016-088
Listing Date
4/1/2016
Impaired Water Notes
This water was assessed during the 2016 listing cycle; total phosphorus sample data overwhelmingly exceed 2016 WisCALM listing thresholds for the Fish and Aquatic Life use, however, available biological data do not indicate impairment (i.e. no macroinvertebrate or fish Index of Biotic Integrity (IBI) scored in the "poor" condition category).
Date
8/28/2015