C
Turner Lake -
Portage County, Wisconsin
Water Quality Grade: C — Fair
Moderate clarity — visible to about 9.8 feet. Phosphorus level: 35.2 µg/L.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 3 m | C |
| Phosphorus | 35.2 µg/L | C |
| Chlorophyll-a (Algae) | No data |
County Ranking
Ranked #20 of 27 lakes in Portage County
Data Sources
Data from the EPA Water Quality Portal
Grading methodology based on Metropolitan Council standards
Most recent sample: 2025-08-19
Monitoring stations: 1