How Clean Is Lake Monongalia?
Lake Monongalia has very poor water quality and a high algae bloom risk. It received a water quality grade of F (Very Poor) based on EPA monitoring data. Water clarity (Secchi depth): 3.3 ft. Trophic State Index: 60.
Cleanliness Snapshot
| Metric | Lake Monongalia | Minnesota avg |
|---|---|---|
| Overall Grade | F | C |
| Water Clarity (Secchi) | 3.3 ft | — |
| Trophic State Index | 60 | <50 = clean |
How does Lake Monongalia compare?
Lake Monongalia's grade of F falls below the Minnesota state average of C. It ranks #33 of 35 lakes in Kandiyohi County by water quality score. Multi-year monitoring data shows water quality is improving based on 2 years of records.