How Clean Is Beaver Dam Lake?
Beaver Dam Lake is nutrient-rich, with elevated phosphorus and algae. It received a water quality grade of D (Nutrient-rich) based on EPA monitoring data. Water clarity (Secchi depth): 1 ft. Phosphorus: 230.5 µg/L. Trophic State Index: 80.
Cleanliness Snapshot
| Metric | Beaver Dam Lake | Wisconsin avg |
|---|---|---|
| Overall Grade | D | B |
| Water Clarity (Secchi) | 1 ft | — |
| Phosphorus | 230.5 µg/L | <30 = clean |
| Trophic State Index | 80 | <50 = clean |
How does Beaver Dam Lake compare?
Beaver Dam Lake's grade of D falls below the Wisconsin state average of B. It ranks #2 of 3 lakes in Dodge County by water quality score. Multi-year monitoring data shows water quality is declining based on 7 years of records.
Watch Beaver Dam Lake water quality
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