How Clean Is Big Rice Lake?
Big Rice Lake has fair water quality — typical of lakes with moderate nutrient enrichment. It received a water quality grade of C (Fair) based on EPA monitoring data. Water clarity (Secchi depth): 5.7 ft. Chlorophyll-a (algae): 11.4 µg/L. Trophic State Index: 53.
Cleanliness Snapshot
| Metric | Big Rice Lake | Minnesota avg |
|---|---|---|
| Overall Grade | C | C |
| Water Clarity (Secchi) | 5.7 ft | — |
| Chlorophyll-a (Algae) | 11.4 µg/L | <10 = clean |
| Trophic State Index | 53 | <50 = clean |
How does Big Rice Lake compare?
Big Rice Lake's grade of C matches or beats the Minnesota state average of C. It ranks #85 of 92 lakes in Beltrami County by water quality score.