How Clean Is Lake Menomin?
Lake Menomin 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): 10.7 ft. Phosphorus: 89.7 µg/L. Trophic State Index: 56.
Cleanliness Snapshot
| Metric | Lake Menomin | Wisconsin avg |
|---|---|---|
| Overall Grade | C | B |
| Water Clarity (Secchi) | 10.7 ft | — |
| Phosphorus | 89.7 µg/L | <30 = clean |
| Trophic State Index | 56 | <50 = clean |
How does Lake Menomin compare?
Lake Menomin's grade of C falls below the Wisconsin state average of B. It ranks #1 of 3 lakes in Dunn County by water quality score. Multi-year monitoring data shows water quality is stable based on 2 years of records.