A
Lake Superior - W. of Douglas Co Line
Douglas County, Wisconsin
Water Quality Grade: A — Excellent
Good clarity — visible to about 12.9 feet. Phosphorus level: 9 µg/L.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 3.94 m | B |
| Phosphorus | 9 µg/L | A |
| Chlorophyll-a (Algae) | No data |
County Ranking
Ranked #45 of 70 lakes in Douglas County
Data Sources
Data from the EPA Water Quality Portal
Grading methodology based on Metropolitan Council standards
Most recent sample: 2025-07-09
Monitoring stations: 1