How Clean Is Shawano Lake?
Shawano 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): 19.4 ft. Phosphorus: 29.6 µg/L. Trophic State Index: 44.
Cleanliness Snapshot
| Metric | Shawano Lake | Wisconsin avg |
|---|---|---|
| Overall Grade | A | B |
| Water Clarity (Secchi) | 19.4 ft | — |
| Phosphorus | 29.6 µg/L | <30 = clean |
| Trophic State Index | 44 | <50 = clean |
How does Shawano Lake compare?
Shawano Lake's grade of A matches or beats the Wisconsin state average of B. It ranks #17 of 27 lakes in Shawano County by water quality score. Multi-year monitoring data shows water quality is improving based on 7 years of records.