Impaired Water - Jackson Lake (Jackson Lake)
Bayfield County, Wisconsin
SC22
2734200
149.45
Water is impaired due to one or more pollutants and associated quality impacts.
Notes
Jackson Lake was evaluated for phosphorus and algae in 2020. Phosphorus levels were found to be too high and the lake is proposed for listing. This lake is covered by a restoration plan: Implementation Plan for the Lake St. Croix Nutrient Total Maximum Daily Load (2025).
Listing Details
Pollutant
Total Phosphorus
Listed For
Recreation
Impairments
Impairment Unknown
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
2020-119
Listing Date
4/1/2020
Impaired Water Notes
This water was assessed during the 2020 listing cycle; total phosphorus sample data exceeded 2020 WisCALM listing thresholds for the Recreation use and Aquatic Life use.
Date
8/5/2019

Impaired Water Notes
Placed in Category 5C based on BPJ of regional biologist, Pam Toshner: It is a stained drainage lake with minimal shoreline development in a forested watershed so it may be a natural impairment that is exacerbated in wet/flooding years but not controllable.
Date
8/5/2019

Impaired Water Notes
This lake is covered by the following watershed plan and was classified as Category 5W as a result: Implementation Plan for the Lake St. Croix Nutrient Total Maximum Daily Load (2025).
Date
8/15/2019