A
Big Cedar Lake - Deep Hole - South
Washburn County, Wisconsin
Water Quality Grade: A — Excellent
Good clarity — visible to about 14.4 feet. Phosphorus level: 15.5 µg/L.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 4.4 m | B |
| Phosphorus | 15.5 µg/L | A |
| Chlorophyll-a (Algae) | No data |
County Ranking
Ranked #12 of 16 lakes in Washburn County
Data Sources
Data from the EPA Water Quality Portal
Grading methodology based on Metropolitan Council standards
Most recent sample: 2025-09-16
Monitoring stations: 1