Walworth County, Wisconsin
LR14
816600
144.07
Water is impaired due to one or more pollutants and associated quality impacts.
Notes
Rice Lake was evaluated for phosphorus every two-year cycle from 2016 to 2024; phosphorus levels were too high, reflected in algal blooms. This lake has been on the Impaired Waters List since 2018.Pollutant
Total Phosphorus
Listed For
Recreation
Impairments
Excess Algal Growth, Eutrophication
Current Use
Restricted Recreation
Listing Status
303d Listed
Attainable Use
Recreation
Priority
Low
Designated Use
Recreation
303(d) ID
2018-248
Listing Date
4/1/2018
Impaired Water Notes
This water was assessed during the 2018 listing cycle; new total phosphorus sample data overwhelmingly exceeded 2018 WisCALM listing thresholds for the Recreation use and Fish and Aquatic Life use, and chlorophyll data also exceeded REC and FAL thresholds.
Date
8/2/2017
Impaired Water Notes
This water was assessed during the 2020 listing cycle; chlorophyll sample data clearly exceeded 2020 WisCALM listing thresholds for the Recreation use and the Fish and Aquatic Life use. Total Phosphorus sample data were not clearly below listing thresholds. Based on the most updated information, no change in existing impaired waters listing is needed.
Date
6/12/2019
Impaired Water Notes
This water was assessed during the 2022 listing cycle; chlorophyll sample data clearly exceeded 2022 WisCALM listing thresholds for the Recreation use and the Fish and Aquatic Life use.
Date
5/25/2021