Iron, Vilas County, Wisconsin
UC16
2326700
218.12
Condition has improved over time; water is not impaired.
Notes
Circle Lilly Lake was evaluated every two-year cycle from 2014 to 2024; phosphorus, algae, and aquatic plants indicate a healthy system. Algae levels were too high for a healthy system between 2016 and 2018, but 2020 and 2020 cycle data showed appropriate levels. This lake is on the Waters Attaining Standards List.Pollutant
Unknown Pollutant
Listed For
Impairments
NA
Current Use
Listing Status
Water Delisted
Attainable Use
Priority
Delisted 2020
Designated Use
303(d) ID
2016-256
Listing Date
4/1/2016
Impaired Water Notes
This water was assessed during the 2018 listing cycle; new chlorophyll sample data exceeded 2018 WisCALM listing thresholds for the Recreation use. Total phosphorus data were clearly below Recreation use and Fish and Aquatic Life use listing thresholds.
Date
7/12/2017
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