Impaired Water - Lower Clam Lake (Clam Lake, Lower)
Sawyer County, Wisconsin
UC23
2429300
213.74
Proposed for removal from impaired waters during assessment period.
Notes
Lower Clam Lake was evaluated for phosphorus and algae in 2014, 2016, and 2020. In 2016 an algal impairment was found, but in 2020 new information showed algal levels were good.
Listing Details
Pollutant
Unknown Pollutant
Listed For
Impairments
Excess Algal Growth
Current Use
Listing Status
Delist
Attainable Use
Priority
Not Applicable
Designated Use
303(d) ID
2016-260
Listing Date
4/1/2016
Impaired Water Notes
This water was assessed during the 2016 listing cycle; chlorophyll sample data exceed 2016 WisCALM listing thresholds for the Recreation use, however, total phosphorus data do not exceed REC thresholds. Total phosphorus and chlorophyll data do not exceed Fish and Aquatic Life thresholds.
Date
8/7/2015

Impaired Water Notes
This water was assessed during the 2020 listing cycle; new chlorophyll sample data were clearly below 2020 WisCALM listing thresholds for the Recreation use and the Aquatic Life use.
Date
8/12/2019