Calumet County, Wisconsin
MA04
68600
11.37
Water is impaired due to one or more pollutants and associated quality impacts.
Notes
Round Lake was evaluated for phosphorus and algae every two years between 2016 and 2020. Phosphorus levels were found to be too high, which was reflected in algal blooms. This lake is covered by a watershed plan: CalMan Lakes Watershed Plan (2028). This water is also covered by the Northeast Lakeshore TMDL, approved in 2023.Pollutant
Total Phosphorus
Listed For
Recreation
Impairments
Excess Algal Growth, Eutrophication
Current Use
Restricted Recreation
Listing Status
TMDL Approved
Attainable Use
Recreation
Priority
Not Applicable
Designated Use
Recreation
303(d) ID
2016-197
Listing Date
4/1/2016
Impaired Water Notes
This water was assessed during the 2018 listing cycle; new total phosphorus and chlorophyll sample data exceeded 2018 WisCALM listing thresholds for the Recreation use and Fish and Aquatic Life use.
Date
7/10/2017
Impaired Water Notes
This water was assessed during the 2016 listing cycle; total phosphorus and chlorophyll sample data exceed 2016 WisCALM listing thresholds for the Recreation use and Fish and Aquatic Life use.
Date
8/2/2015
Impaired Water Notes
This water was assessed during the 2020 listing cycle; new total phosphorus sample data overwhelmingly exceeded 2020 WisCALM listing thresholds for the Recreation use and Aquatic Life use. Based on the most updated information, no change in existing impaired waters listing is needed.
Date
8/2/2019
Impaired Water Notes
This lake is covered by the following watershed plan and was classified as Category 5W as a result: CalMan Lakes Watershed Plan (2028).
Date
8/14/2019