Vilas County, Wisconsin
UC14
2311100
506.22
Condition has remained stable; water is not impaired.
Notes
Birch Lake was evaluated every two-year cycle from 2014 to 2024; phosphorus, algae, and aquatic plant data indicated a healthy system. This lake is on the Waters Attaining Standards List.Pollutant
Mercury
Listed For
Impairments
NA
Current Use
Listing Status
Water Delisted
Attainable Use
Priority
Delisted 2012
Designated Use
303(d) ID
47
Listing Date
4/1/1998
Impaired Water Notes
New fish tissue analysis showed no need for specific fish consumption advisories for this waterbody. This mercury listing was proposed for removal from the impaired waters list in 2012.
Date
4/1/2012