Oneida County, Wisconsin
UW44
1610700
662.76
Water is impaired due to one or more pollutants and associated quality impacts.
Notes
Big Fork Lake was originally included on the 303(d) list due to mercury. This water was assessed for the 2012 listing cycle and the original listing due to mercury levels in fish tissue was confirmed.
Big Fork Lake was evaluated every two-year cycle from 2014 to 2024; phosphorus levels were found to be too high each cycle.Pollutant
Total Phosphorus
Listed For
Recreation
Impairments
Impairment Unknown
Current Use
Restricted Recreation
Listing Status
303d Listed
Attainable Use
Recreation
Priority
Low
Designated Use
Recreation
303(d) ID
2014-261
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 thresholds for the Recreation use and Fish and Aquatic Life use, however chlorophyll data do not exceed REC or FAL thresholds.
Date
1/10/2014
Impaired Water Notes
This water was assessed during the 2016 listing cycle; total phosphorus sample data exceed 2016 WisCALM listing thresholds for the Recreation use and Fish and Aquatic Life use, however chlorophyll data do not exceed REC or FAL thresholds.
Date
10/12/2015
Impaired Water Notes
This water was assessed during the 2022 listing cycle; total phosphorus sample data exceed 2022 WisCALM listing thresholds for the Recreation use and Fish and Aquatic Life use, however chlorophyll data do not exceed REC or FAL thresholds.
Date
4/13/2021
Pollutant
Mercury
Listed For
Fish Consumption
Impairments
Mercury Contaminated Fish Tissue
Current Use
Specific Restricted Fish Consumption
Listing Status
303d Listed
Attainable Use
General Fish Consumption Advice
Priority
Low
Designated Use
General Fish Consumption Advice
303(d) ID
41
Listing Date
4/1/1998