F
Beaver Dam Lake - Trestle
Dodge County, Wisconsin
Water Quality Grade: F — Very Poor
Very murky — less than 2.5 feet of visibility. Phosphorus level: 322 µg/L.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 0.76 m | F |
| Phosphorus | 322 µg/L | F |
| Chlorophyll-a (Algae) | No data |
County Ranking
Ranked #5 of 6 lakes in Dodge County
Data Sources
Data from the EPA Water Quality Portal
Grading methodology based on Metropolitan Council standards
Most recent sample: 2025-09-27
Monitoring stations: 1