How Clean Is Lake Sherwood?
Lake Sherwood 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): 5.5 ft. Phosphorus: 22.6 µg/L. Trophic State Index: 51.
Cleanliness Snapshot
| Metric | Lake Sherwood | Wisconsin avg |
|---|---|---|
| Overall Grade | C | C |
| Water Clarity (Secchi) | 5.5 ft | — |
| Phosphorus | 22.6 µg/L | <30 = clean |
| Trophic State Index | 51 | <50 = clean |
How does Lake Sherwood compare?
Lake Sherwood's grade of C matches or beats the Wisconsin state average of C. It ranks #14 of 19 lakes in Adams County by water quality score. Multi-year monitoring data shows water quality is improving based on 6 years of records.