Langlade County, Wisconsin
CW21
1440800
10.26 - 12.65
2.39
Water is impaired due to one or more pollutants and associated quality impacts.
Notes
This segment of Spring brook has been on the state's 303(d) impaired waters list since 1998 for Total Phosphorus and unspecified metals.
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).
This water is part of the Wisconsin River TMDL.Pollutant
Unspecified Metals
Listed For
Fish and Aquatic Life
Impairments
Chronic Aquatic Toxicity
Current Use
Unsupported Aquatic Life
Listing Status
303d Listed
Attainable Use
Coldwater - aquatic life, spawning
Priority
Low
Designated Use
Coldwater - aquatic life, spawning
303(d) ID
452
Listing Date
4/1/1998
Pollutant
Total Phosphorus
Listed For
Fish and Aquatic Life
Impairments
Low DO
Current Use
Unsupported Aquatic Life
Listing Status
TMDL Approved
Attainable Use
Coldwater - aquatic life, spawning
Priority
Not Applicable
Designated Use
Coldwater - aquatic life, spawning
303(d) ID
452
Listing Date
4/1/1998
Impaired Water Notes
This water is part of the 2019 approved Wisconsin River TMDL addressing Total Phosphorus and Total Suspended Solids.
Date
6/7/2019