How Clean Is Vermillion Lake?
Vermillion Lake is a clean lake by Minnesota standards. It received a water quality grade of B (Good) based on EPA monitoring data. Water clarity (Secchi depth): 7.1 ft. Phosphorus: 26 µg/L. Trophic State Index: 50.
Cleanliness Snapshot
| Metric | Vermillion Lake | Minnesota avg |
|---|---|---|
| Overall Grade | B | C |
| Water Clarity (Secchi) | 7.1 ft | — |
| Phosphorus | 26 µg/L | <30 = clean |
| Trophic State Index | 50 | <50 = clean |
How does Vermillion Lake compare?
Vermillion Lake's grade of B matches or beats the Minnesota state average of C. It ranks #122 of 133 lakes in Cass County by water quality score.