How Clean Is Potato Lake?
Potato 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): 23 ft. Trophic State Index: 32.
Cleanliness Snapshot
| Metric | Potato Lake | Minnesota avg |
|---|---|---|
| Overall Grade | A | C |
| Water Clarity (Secchi) | 23 ft | — |
| Trophic State Index | 32 | <50 = clean |
How does Potato Lake compare?
Potato Lake's grade of A matches or beats the Minnesota state average of C. It ranks #29 of 77 lakes in Hubbard County by water quality score. Multi-year monitoring data shows water quality is stable based on 2 years of records.