Impaired Water - Little Black River (Little Black River)
Taylor County, Wisconsin
BR13
1765300
0.00 - 7.55
7.55
Water is impaired due to one or more pollutants and associated quality impacts.
Notes
This portion of the Little Black River was evaluated for phosphorus and biology every two-year cycle from 2018 to 2024. Phosphorus levels were too high but biological impairment was not seen. This stream is on the Impaired Waters List.
Listing Details
Pollutant
Total Phosphorus
Listed For
Fish and Aquatic Life
Impairments
High Phosphorus Levels
Current Use
Unsupported Aquatic Life
Listing Status
303d Listed
Attainable Use
WWSF - Warmwater Sport Fishery
Priority
Medium
Designated Use
WWSF - Warmwater Sport Fishery
303(d) ID
2018-123
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, however, available biological data do not indicate impairment. New fish sample data were assessed, but no fish Index of Biotic Integrity (IBI) scored in the "poor" condition category.
Date
7/25/2017

Impaired Water Notes
This water was assessed during the 2020 listing cycle; new total phosphorus sample data exceed 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).
Date
8/12/2019

Impaired Water Notes
This water was assessed during the 2022 listing cycle; new total phosphorus sample data exceed 2022 WisCALM listing criteria for the Aquatic Life use.
Date
5/24/2021