Trempealeau County, Wisconsin
BT04
1792500
7.52 - 7.93
0.41
Water is impaired due to one or more pollutants and associated quality impacts.
Notes
This segment of Pigeon Creek was evaluated for phosphorus and biology in 2014 and 2016. Phosphorus levels were found to be too high. Additional assessment of biology in the 2020 and 2022 cycles showed fish communities in good health.Pollutant
Total Phosphorus
Listed For
Fish and Aquatic Life
Impairments
High Phosphorus Levels
Current Use
Unsupported Aquatic Life
Listing Status
303d Listed
Attainable Use
Salmonid Populations Stocked
Priority
Low
Designated Use
Salmonid Populations Stocked
303(d) ID
2014-158
Listing Date
4/1/2014
Impaired Water Notes
This water was assessed during the 2014 listing cycle; total phosphorus sample data overwhelmingly exceed 2014 WisCALM listing thresholds 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
1/29/2014
Impaired Water Notes
This water was assessed during the 2016 listing cycle; total phosphorus sample data overwhelmingly exceeded 2016 WisCALM listing thresholds 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
9/23/2015