Impaired Water - South Fork Lemonweir River (South Fork Lemonweir River)
Monroe County, Wisconsin
LW29
1338500
13.28 - 22.03
8.75
Water is impaired due to one or more pollutants and associated quality impacts.
Notes
This segment of the South Fork Lemonweir River was evaluated for phosphorus and biology every two years between 2014 and 2020. Phosphorus levels were found to be too high.
This water is part of the Wisconsin River TMDL.
Listing Details
Pollutant
Total Phosphorus
Listed For
Fish and Aquatic Life
Impairments
Impairment Unknown
Current Use
FAL - Fish and Aquatic Life Community
Listing Status
TMDL Approved
Attainable Use
FAL - Fish and Aquatic Life Community
Priority
Not Applicable
Designated Use
FAL - Fish and Aquatic Life Community
303(d) ID
2014-110
Listing Date
4/1/2014
Impaired Water Notes
This water was assessed during the 2014 listing cycle; total phosphorus sample data exceed 2014 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).
Date
2/3/2014

Impaired Water Notes
This water was assessed during the 2016 listing cycle; total phosphorus sample data exceed 2016 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
10/7/2015

Impaired Water Notes
This water is part of the 2019 approved Wisconsin River TMDL addressing Total Phosphorus and Total Suspended Solids.
Date
6/10/2019

Impaired Water Notes
This water was assessed during the 2020 listing cycle; new total phosphorus sample data overwhelmingly exceed 2020 WisCALM listing criteria for the 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). Based on the most updated information, no change in existing impaired waters listing is needed.
Date
7/29/2019