Chippewa, Taylor County, Wisconsin
LC19
2156800
9.83 - 18.45
8.62
Water is impaired due to one or more pollutants and associated quality impacts.
Notes
This segment of Otter Creek was evaluated for phosphorus and/or biology every two-year cycle from 2016 to 2024. Phosphorus levels were found to be too high. This stream was put on the Impaired Waters List in the 2016 cycle.Pollutant
Total Phosphorus
Listed For
Fish and Aquatic Life
Impairments
Impairment Unknown
Current Use
Unsupported Aquatic Life
Listing Status
303d Listed
Attainable Use
Default - Fish and Aquatic Life
Priority
Low
Designated Use
Default - Fish and Aquatic Life
303(d) ID
2018-167
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
7/27/2017
Impaired Water Notes
This water was assessed during the 2020 listing cycle; new total phosphorus sample data exceeded 2020 WisCALM listing thresholds 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. Based on the most updated information, no change in existing impaired waters listing is needed.
Date
7/29/2019
Impaired Water Notes
This water was assessed during the 2022 listing cycle; new total phosphorus sample data exceeded 2022 WisCALM listing thresholds for the Fish and Aquatic Life use.
Date
5/24/2021