How Clean Is Maple Lake?
Maple 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): 12.5 ft. Phosphorus: 15.8 µg/L. Trophic State Index: 42.
Cleanliness Snapshot
| Metric | Maple Lake | Wisconsin avg |
|---|---|---|
| Overall Grade | A | C |
| Water Clarity (Secchi) | 12.5 ft | — |
| Phosphorus | 15.8 µg/L | <30 = clean |
| Trophic State Index | 42 | <50 = clean |
How does Maple Lake compare?
Maple Lake's grade of A matches or beats the Wisconsin state average of C. It ranks #29 of 134 lakes in Oneida County by water quality score. Multi-year monitoring data shows water quality is stable based on 6 years of records.