Impaired Water - Unnamed (Unnamed Trib to W Fk Little Rib River)
Marathon County, Wisconsin
CW24
1453200
1.31 - 2.38
1.07
Water is impaired due to one or more pollutants and associated quality impacts.
Notes
This water was assessed in 2016, 2018, and 2020 for temperature, fish community, and macroinvertebrate (bug) community and all were at good levels. Phosphorus assessment in 2020 showed levels were too high for healthy aquatic communities (plants, fish, bugs). This water was proposed for listing in 2020.
Listing Details
Pollutant
Total Phosphorus
Listed For
Fish and Aquatic Life
Impairments
Impairment Unknown
Current Use
FAL - Fish and Aquatic Life Community
Listing Status
303d Listed
Attainable Use
FAL - Fish and Aquatic Life Community
Priority
Low
Designated Use
FAL - Fish and Aquatic Life Community
303(d) ID
2020-052
Listing Date
4/1/2020
Impaired Water Notes
This water was assessed during the 2020 listing cycle; new total phosphorus sample data exceed 2020 WisCALM listing criteria 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). This listing is part of the Wisconsin River Basin TMDL.
Date
7/2/2019