How Clean Is Little Trout Lake?
Little Trout Lake is among the cleanest lakes in Wisconsin. It received a water quality grade of A (Excellent) based on EPA monitoring data. Phosphorus: 12.5 µg/L. Trophic State Index: 41.
Cleanliness Snapshot
| Metric | Little Trout Lake | Wisconsin avg |
|---|---|---|
| Overall Grade | A | B |
| Phosphorus | 12.5 µg/L | <30 = clean |
| Trophic State Index | 41 | <50 = clean |
How does Little Trout Lake compare?
Little Trout Lake's grade of A matches or beats the Wisconsin state average of B. It ranks #149 of 202 lakes in Vilas County by water quality score. Multi-year monitoring data shows water quality is improving based on 3 years of records.