How Clean Is Ima Lake?
Ima 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): 11 ft. Trophic State Index: 43.
Cleanliness Snapshot
| Metric | Ima Lake | Minnesota avg |
|---|---|---|
| Overall Grade | B | C |
| Water Clarity (Secchi) | 11 ft | — |
| Trophic State Index | 43 | <50 = clean |
How does Ima Lake compare?
Ima Lake's grade of B matches or beats the Minnesota state average of C. It ranks #40 of 142 lakes in Lake County by water quality score. Multi-year monitoring data shows water quality is declining based on 4 years of records.