Impaired Water - Unnamed (Unnamed Creek 2-13 (T29n, R4e, S2, Nwse, 37))
Marathon County, Wisconsin
CW25
1458300
0.00 - 3.22
3.22
Water is impaired due to one or more pollutants and associated quality impacts.
Notes
2014 assessment is based on 2011 macroinvertebrate and fish IBI data results.
This water was assessed during the 2016 listing cycle; temperature data exceeded 2016 WisCALM listing thresholds for the Fish and Aquatic Life use. Biological sample data met 2016 WisCALM listing thresholds for the Fish and Aquatic Life use (i.e. macroinvertebrate or fish Index of Biotic Integrity (IBI) average scored in the fair to excellent condition categories).

This water was assessed during the 2018 listing cycle; available biological do not indicate impairment according to 2018 WisCALM listing criteria for the Fish and Aquatic Life use (i.e. no macroinvertebrate or fish Index of Biotic Integrity (IBI) scored in the "poor" condition category); however new temperature data indicate impairment.
Listing Details
Pollutant
Unknown Pollutant
Listed For
Fish and Aquatic Life
Impairments
Elevated Water Temperature
Current Use
Coldwater - natural reproduction
Listing Status
303d Listed
Attainable Use
Coldwater - natural reproduction
Priority
Low
Designated Use
Coldwater - natural reproduction
303(d) ID
2016-139
Listing Date
4/1/2016
Impaired Water Notes
This water was assessed during the 2016 listing cycle; temperature data exceeded 2016 WisCALM listing thresholds for the Fish and Aquatic Life use.
Date
9/2/2015