Is Greenwood Lake Safe for Swimming?
Greenwood Lake in Lake County, Minnesota has a water quality grade of C (Fair). Generally safe for swimming, moderate water quality. Water clarity: 2.1 ft visibility. Phosphorus: 27.5 µg/L. Always check local health department advisories before swimming.
Key Metrics
| Metric | Value |
|---|---|
| Overall Grade | C (Fair) |
| Water Clarity (Secchi Depth) | 2.1 ft |
| Phosphorus | 27.5 μg/L |
| Maximum Depth | 7 ft |
| Location | Lake County, Minnesota |
How does Greenwood Lake compare?
With an overall water quality grade of C, Greenwood Lake matches or beats the Minnesota state average of Grade C. It ranks #134 of 159 lakes in Lake County by water quality score.
Water clarity (Secchi depth) sits at 2.1 feet. That signals heavy algae or sediment, often tied to high phosphorus from runoff.