How Clean Is Upper Red Lake?
Upper Red Lake is nutrient-rich, with elevated phosphorus and algae. Its nutrient and algae readings come from EPA monitoring data. Water clarity (Secchi depth): 2 ft. Phosphorus: 41 µg/L. Chlorophyll-a (algae): 13.2 µg/L. Trophic State Index: 60.
Cleanliness Snapshot
| Metric | Upper Red Lake | Minnesota avg |
|---|---|---|
| Water Clarity (Secchi) | 2 ft | — |
| Phosphorus | 41 µg/L | <30 = clean |
| Chlorophyll-a (Algae) | 13.2 µg/L | <10 = clean |
| Trophic State Index | 60 | <50 = clean |
How does Upper Red Lake compare?
Upper Red Lake's readings run above the Minnesota state average. It ranks #85 of 85 lakes in Beltrami County by water quality score. Multi-year monitoring data shows water quality is stable based on 6 years of records.
Watch Upper Red Lake water quality
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