Is Pine Lake Safe for Swimming?
Pine Lake in St. Louis County, Minnesota has a water quality grade of B (Good). Good for swimming, clear water with low algae levels. Water clarity: 7.5 ft visibility. Phosphorus: 15.5 µg/L. Always check local health department advisories before swimming.
Key Metrics
| Metric | Value |
|---|---|
| Overall Grade | B (Good) |
| Water Clarity (Secchi Depth) | 7.5 ft |
| Phosphorus | 15.5 μg/L |
| Maximum Depth | 14 ft |
| Location | St. Louis County, Minnesota |
How does Pine Lake compare?
With an overall water quality grade of B, Pine Lake matches or beats the Minnesota state average of Grade C. It ranks #59 of 187 lakes in St. Louis County by water quality score.
Water clarity (Secchi depth) sits at 7.5 feet. That puts the lake in good clarity range, with limited algae interference.