Impaired Water - Otter Creek (Otter Creek)
Chippewa County, Wisconsin
LC19
2156800
0.00 - 7.06
7.06
Water is impaired due to one or more pollutants and associated quality impacts.
Notes
This segment of Otter Creek was identified as having high phosphorus levels in the 2018 cycle. Evaluation during the 2022 cycle showed excellent fish and bug communities, but phosphorus levels were still too high. This stream segment is on the Impaired Waters List.
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
2018-302
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 and biological impairment was observed (i.e. at least one macroinvertebrate Index of Biotic Integrity (IBI) scored in the poor condition category). Jon Kleist made note that this mIBI site is immediately below the otter lake dam, the dam is likely influencing the sample.
Date
9/1/2017

Impaired Water Notes
This water was assessed during the 2022 listing cycle; new total phosphorus sample data exceed 2022 WisCALM listing criteria for the Fish and Aquatic Life use. Fish and macroinvertebrate samples showed no biological impairment.
Date
3/31/2021