How Clean Is Sturgeon Lake?
Sturgeon Lake is among the cleanest lakes in Minnesota. It received a water quality grade of A (Excellent) based on EPA monitoring data. Water clarity (Secchi depth): 55 ft. Trophic State Index: 19.
Cleanliness Snapshot
| Metric | Sturgeon Lake | Minnesota avg |
|---|---|---|
| Overall Grade | A | C |
| Water Clarity (Secchi) | 55 ft | — |
| Trophic State Index | 19 | <50 = clean |
How does Sturgeon Lake compare?
Sturgeon Lake's grade of A matches or beats the Minnesota state average of C. It ranks #2 of 19 lakes in Pine County by water quality score. Multi-year monitoring data shows water quality is stable based on 5 years of records.