How Clean Is Round Lake?
Round 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): 10.8 ft. Phosphorus: 16 µg/L. Trophic State Index: 44.
Cleanliness Snapshot
| Metric | Round Lake | Minnesota avg |
|---|---|---|
| Overall Grade | A | C |
| Water Clarity (Secchi) | 10.8 ft | — |
| Phosphorus | 16 µg/L | <30 = clean |
| Trophic State Index | 44 | <50 = clean |
How does Round Lake compare?
Round Lake's grade of A matches or beats the Minnesota state average of C. It ranks #16 of 93 lakes in Becker County by water quality score. Multi-year monitoring data shows water quality is declining based on 4 years of records.