Is Sand Hill Lake Safe for Swimming?
Sand Hill Lake in Polk County, Minnesota has a water quality grade of B (Good). Good for swimming, clear water with low algae levels. Water clarity: 6.9 ft visibility. Phosphorus: 26 µg/L. Always check local health department advisories before swimming.
Key Metrics
| Metric | Value |
|---|---|
| Overall Grade | B (Good) |
| Water Clarity (Secchi Depth) | 6.9 ft |
| Phosphorus | 26 μg/L |
| Maximum Depth | 17 ft |
| Location | Polk County, Minnesota |
How does Sand Hill Lake compare?
With an overall water quality grade of B, Sand Hill Lake matches or beats the Minnesota state average of Grade C. It ranks #3 of 20 lakes in Polk County by water quality score.
Water clarity (Secchi depth) sits at 6.9 feet. That puts the lake in good clarity range, with limited algae interference.