Impaired Water - Lake Nebagamon (Lake Nebagamon)
Douglas County, Wisconsin
LS04
2865000
985.56
Water is impaired due to one or more pollutants and associated quality impacts.
Notes
Fish tissue data indicated a specific fish consumption advisory needed for Mercury; this water was listed in 2010.

This lake was assessed using 2012 WisCALM methodology using data from 2006-2010, and did not exceed thresholds for Total Phosphorus or chlorophyll a for either Recreation or Fish and Aquatic Life uses.

This water was assessed during the 2014 listing cycle; total phosphorus and chlorophyll sample data clearly met 2014 WisCALM listing thresholds for the Recreation use and Fish and Aquatic Life use.

This water was assessed during the 2016 listing cycle; total phosphorus and chlorophyll sample data were clearly below 2016 WisCALM listing thresholds for the Recreation use and Fish and Aquatic Life use.

This water was assessed during the 2018 listing cycle; new total phosphorus and chlorophyll sample data were clearly below 2018 WisCALM listing thresholds for the Recreation use and the Fish and Aquatic Life use.

Assessments of new total phosphorus and chlorophyll data during the 2020 listing cycle show these parameters are in good condition for Aquatic Life and Recreation uses according to 2020 WisCALM standards for these uses.
Listing Details
Pollutant
Mercury
Listed For
Fish Consumption
Impairments
Mercury Contaminated Fish Tissue
Current Use
Specific Restricted Fish Consumption
Listing Status
303d Listed
Attainable Use
Unrestricted Fish Consumption
Priority
Low
Designated Use
Unrestricted Fish Consumption
303(d) ID
2010-2
Listing Date
4/1/2010
Impaired Water Notes
2008 FCA Update: Data indicate specific advisory needed and warrants 303(d) listing.
Date
10/14/2009