Impaired Water - Unnamed (North Branch Oak Creek)
Milwaukee County, Wisconsin
SE05
14900
0.00 - 5.70
5.70
Water is impaired due to one or more pollutants and associated quality impacts.
Notes
This water was assessed during the 2018 listing cycle; new chloride sample data exceed 2018 WisCALM listing criteria for the Fish and Aquatic Life use. New temperature sample data exceed 2018 WisCALM listing criteria for the Fish and Aquatic Life use.
New data in 2020 confirm chloride listing. New water quality data reviewed in the 2024 cycle indicated no additional pollutants.
Listing Details
Pollutant
Chloride
Listed For
Fish and Aquatic Life
Impairments
Acute Aquatic Toxicity, Chronic Aquatic Toxicity
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
2018-007
Listing Date
4/1/2018
Impaired Water Notes
This water was assessed during the 2018 listing cycle; new chloride sample data exceed 2018 WisCALM listing criteria for the Fish and Aquatic Life use.
Date
6/29/2017

Impaired Water Notes
This water was assessed during the 2020 listing cycle; chloride sample data exceed 2020 WisCALM listing criteria for the Fish and Aquatic Life use. Based on the most updated information, no change in existing impaired waters listing is needed.
Date
6/12/2019