How Clean Is Lake Metonga?
Lake Metonga 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): 22 ft. Phosphorus: 13.7 µg/L. Trophic State Index: 37.
Cleanliness Snapshot
| Metric | Lake Metonga | Wisconsin avg |
|---|---|---|
| Overall Grade | B | B |
| Water Clarity (Secchi) | 22 ft | — |
| Phosphorus | 13.7 µg/L | <30 = clean |
| Trophic State Index | 37 | <50 = clean |
How does Lake Metonga compare?
Lake Metonga's grade of B matches or beats the Wisconsin state average of B. It ranks #9 of 23 lakes in Forest County by water quality score. Multi-year monitoring data shows water quality is improving based on 7 years of records.