A
Boulder Lake -
Vernon County, Wisconsin
Water Quality Grade: A — Excellent
Crystal clear — you can see 18.9 feet down. Phosphorus level: 21.6 µg/L.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 5.75 m | A |
| Phosphorus | 21.6 µg/L | B |
| Chlorophyll-a (Algae) | No data |
County Ranking
Ranked #196 of 245 lakes in Vernon County
Data Sources
Data from the EPA Water Quality Portal
Grading methodology based on Metropolitan Council standards
Most recent sample: 2021-08-17
Monitoring stations: 1