How Clean Is Flambeau Lake?
Flambeau Lake is among the cleanest lakes in Wisconsin. It received a water quality grade of A (Excellent) based on EPA monitoring data. Water clarity (Secchi depth): 62.3 ft. Phosphorus: 9 µg/L. Trophic State Index: 27.
Cleanliness Snapshot
| Metric | Flambeau Lake | Wisconsin avg |
|---|---|---|
| Overall Grade | A | B |
| Water Clarity (Secchi) | 62.3 ft | — |
| Phosphorus | 9 µg/L | <30 = clean |
| Trophic State Index | 27 | <50 = clean |
How does Flambeau Lake compare?
Flambeau Lake's grade of A matches or beats the Wisconsin state average of B. It ranks #77 of 202 lakes in Vilas County by water quality score. Multi-year monitoring data shows water quality is declining based on 2 years of records.