How Clean Is Flambeau Lake Deep?
Flambeau Lake Deep 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): 42.7 ft. Trophic State Index: 23.
Cleanliness Snapshot
| Metric | Flambeau Lake Deep | Wisconsin avg |
|---|---|---|
| Overall Grade | A | B |
| Water Clarity (Secchi) | 42.7 ft | — |
| Trophic State Index | 23 | <50 = clean |
How does Flambeau Lake Deep compare?
Flambeau Lake Deep's grade of A matches or beats the Wisconsin state average of B. It ranks #120 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.