Impaired Water - Fox River (Fox River (At Oshkosh))
Winnebago County, Wisconsin
UF04, WATE
117900
57.76 - 58.25
0.49
Water is impaired due to one or more pollutants and associated quality impacts.
Notes
This segment of the Fox River exhibits acute aquatic toxicity caused by PAHs.

This water was assessed during the 2014 listing cycle; phosphorus sample data nearly met (May Meet) 2014 WisCALM listing thresholds for the Fish and Aquatic Life use.

This water was assessed during the 2018 and 2020 listing cycle; new chloride sample data were clearly below 2018 and 2020 WisCALM listing thresholds for the Fish and Aquatic Life use.
Total phosphorus levels were also assessed during the 2020 listing cycle, but levels were unclear for Aquatic Life use condition.
Listing Details
Pollutant
PAHs
Listed For
Fish and Aquatic Life
Impairments
Acute Aquatic Toxicity
Current Use
WWSF - Warmwater Sport Fishery
Listing Status
303d Listed
Attainable Use
WWSF - Warmwater Sport Fishery
Priority
Low
Designated Use
WWSF - Warmwater Sport Fishery
303(d) ID
156
Listing Date
4/1/2004