How Clean Is Shawano Lake?
Shawano Lake has fair water quality — typical of lakes with moderate nutrient enrichment. It received a water quality grade of C (Fair) based on EPA monitoring data. Water clarity (Secchi depth): 5.8 ft. Phosphorus: 29.6 µg/L. Trophic State Index: 52.
Cleanliness Snapshot
| Metric | Shawano Lake | Wisconsin avg |
|---|---|---|
| Overall Grade | C | C |
| Water Clarity (Secchi) | 5.8 ft | — |
| Phosphorus | 29.6 µg/L | <30 = clean |
| Trophic State Index | 52 | <50 = clean |
How does Shawano Lake compare?
Shawano Lake's grade of C matches or beats the Wisconsin state average of C. It ranks #18 of 27 lakes in Shawano County by water quality score. Multi-year monitoring data shows water quality is improving based on 6 years of records.