La Crosse County, Wisconsin
BL04
1650900
0.00 - 3.65
3.65
Water is impaired due to one or more pollutants and associated quality impacts.
Notes
This segment of Bostwick Creek was evaluated for phosphorus and biology every two years between 2014 and 2020. Phosphorus levels were found to be too high. This water is covered by a watershed plan: Bostwick Creek Watershed Nine Key Plan (2029).Pollutant
Total Phosphorus
Listed For
Fish and Aquatic Life
Impairments
Impairment Unknown
Current Use
Unsupported Aquatic Life
Listing Status
303d Listed
Attainable Use
Coldwater - stocked, reproduction
Priority
Low
Designated Use
Coldwater - stocked, reproduction
303(d) ID
2014-143
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, 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
9/30/2015
Impaired Water Notes
This water was assessed during the 2020 listing cycle; new total phosphorus sample data exceeded 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
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, 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
6/24/2017
Impaired Water Notes
This stream is covered by the following restoration plan and this listing was classified as Category 5W as a result: Bostwick Creek Watershed Nine Key Plan (2029).
Date
8/14/2019