Is Marion Lake Safe for Swimming?
Marion Lake in McLeod County, Minnesota has a water quality grade of D (Poor). Swimming not recommended, poor water quality with high algae risk. Phosphorus: 71 µg/L. Always check local health department advisories before swimming.
Key Metrics
| Metric | Value |
|---|---|
| Overall Grade | D (Poor) |
| Phosphorus | 71 μg/L |
| Location | McLeod County, Minnesota |
How does Marion Lake compare?
With an overall water quality grade of D, Marion Lake falls below the Minnesota state average of Grade C. It ranks #1 of 5 lakes in McLeod County by water quality score.