A
Lake Monona - Wiicawak
Dane County, Wisconsin
Water Quality Grade: A — Excellent
Crystal clear — you can see 20.9 feet down. Phosphorus level: 27 µg/L.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 6.38 m | A |
| Phosphorus | 27 µg/L | B |
| Chlorophyll-a (Algae) | No data |
County Ranking
Ranked #3 of 28 lakes in Dane County
Data Sources
Data from the EPA Water Quality Portal
Grading methodology based on Metropolitan Council standards
Most recent sample: 2025-06-26
Monitoring stations: 1