Is Drewery Lake Safe for Swimming?
Drewery Lake in Beltrami County, Minnesota has nutrient and algae measurements on record from state and federal monitoring. A water-quality reading is not a swimming clearance. The state water agency and county health departments post current advisories; check them before you swim.. Water clarity: 3.5 ft visibility. Phosphorus: 11.5 µg/L. Chlorophyll-a (algae): 2.7 µg/L. Always check local health department advisories before swimming.
Key Metrics
| Metric | Value |
|---|---|
| Water Clarity (Secchi Depth) | 3.5 ft |
| Phosphorus | 11.5 μg/L |
| 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 readings of —, Drewery Lake matches or beats the Minnesota state average. It ranks #76 of 85 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.
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