Is Sand Lake Safe for Swimming?
Sand Lake in St. Louis County, Minnesota has a water quality grade of C (Fair). Generally safe for swimming, moderate water quality. Water clarity: 9 ft visibility. Always check local health department advisories before swimming.
Key Metrics
| Metric | Value |
|---|---|
| Overall Grade | C (Fair) |
| Water Clarity (Secchi Depth) | 9 ft |
| Maximum Depth | 15 ft |
| Location | St. Louis County, Minnesota |
How does Sand Lake compare?
With an overall water quality grade of C, Sand Lake matches or beats the Minnesota state average of Grade C. It ranks #96 of 187 lakes in St. Louis County by water quality score.
Water clarity (Secchi depth) sits at 9 feet. That puts the lake in good clarity range, with limited algae interference.