How Clean Is Long Lake?
Long Lake is a clean lake by Wisconsin standards. It received a water quality grade of B (Good) based on EPA monitoring data. Water clarity (Secchi depth): 11.8 ft. Trophic State Index: 42.
Cleanliness Snapshot
| Metric | Long Lake | Wisconsin avg |
|---|---|---|
| Overall Grade | B | B |
| Water Clarity (Secchi) | 11.8 ft | — |
| Trophic State Index | 42 | <50 = clean |
How does Long Lake compare?
Long Lake's grade of B matches or beats the Wisconsin state average of B. It ranks #9 of 26 lakes in Price County by water quality score. Multi-year monitoring data shows water quality is declining based on 4 years of records.