Is Drewery Lake Safe for Swimming?
Drewery Lake in Beltrami County, Minnesota has a water quality grade of B (Good). Good for swimming, clear water with low algae levels. Water clarity: 3.5 ft visibility. Chlorophyll-a (algae): 2.7 µg/L. Always check local health department advisories before swimming.
Key Metrics
| Metric | Value |
|---|---|
| Overall Grade | B (Good) |
| Water Clarity (Secchi Depth) | 3.5 ft |
| Chlorophyll-a (Algae) | 2.7 μg/L |
| Maximum Depth | 120 ft |
| Location | Beltrami County, Minnesota |
How does Drewery Lake compare?
With an overall water quality grade of B, Drewery Lake matches or beats the Minnesota state average of Grade C. It ranks #71 of 86 lakes in Beltrami County by water quality score.
Water clarity (Secchi depth) sits at 3.5 feet. That falls into moderate clarity — typical for lakes with some nutrient enrichment. Algae levels (chlorophyll-a) measure 2.7 µg/L — low and well within safe swimming guidelines.