Impaired Water - Lake Lorraine (Lake Lorraine)
Walworth County, Wisconsin
LR14
777500
63.27
Water is impaired due to one or more pollutants and associated quality impacts.
Notes
Lake Lorraine was evaluated every two-year cycle from 2014 to 2022; in the 2016 cycle excess algal growth was identified as an impairment and in the 2018 cycle phosphorus was identified as a pollutant. Evaluations from 2018 to 2022 confirmed the high phosphorus and algal levels. This lake is on the Impaired Waters List.
Listing Details
Pollutant
Total Phosphorus
Listed For
Recreation
Impairments
Impairment Unknown, Excess Algal Growth
Current Use
Restricted Recreation
Listing Status
303d Listed
Attainable Use
Full Body Contact - Swimming, Boating
Priority
Low
Designated Use
Full Body Contact - Swimming, Boating
303(d) ID
2018-239
Listing Date
4/1/2018
Impaired Water Notes
This water was assessed during the 2018 listing cycle; new total phosphorus sample data exceeded 2018 WisCALM listing thresholds for the Recreation use and Fish and Aquatic Life use; chlorophyll data only exceeded REC thresholds, not FAL.
Date
7/11/2017

Impaired Water Notes
This water was assessed during the 2020 listing cycle; new total phosphorus sample data exceeded 2020 WisCALM listing thresholds for the Recreation use and Fish and Aquatic Life use; chlorophyll data only exceeded REC thresholds, not FAL.
Date
6/19/2019

Impaired Water Notes
This water was assessed during the 2022 listing cycle; new total phosphorus sample data exceeded 2022 WisCALM listing thresholds for the Recreation use and Fish and Aquatic Life use; chlorophyll data only exceeded REC thresholds, not FAL.
Date
4/13/2021

 
Pollutant
Unknown Pollutant
Listed For
Recreation
Impairments
Excess Algal Growth
Current Use
Restricted Recreation
Listing Status
Pollutant Removed
Attainable Use
Full Body Contact - Swimming, Boating
Priority
Delisted 2018
Designated Use
Full Body Contact - Swimming, Boating
303(d) ID
2016-212
Listing Date
4/1/2016
Impaired Water Notes
This water was assessed during the 2018 listing cycle; new total phosphorus sample data exceeded 2018 WisCALM listing thresholds for the Recreation use and Fish and Aquatic Life use; chlorophyll data only exceeded REC thresholds, not FAL.
Date
7/11/2017

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