Is Turtle River Lake Safe for Swimming?
Turtle River Lake in Beltrami County, Minnesota has a water quality grade of B (Good). Good for swimming, clear water with low algae levels. Water clarity: 8.7 ft visibility. Phosphorus: 20 µg/L. Always check local health department advisories before swimming.
Key Metrics
| Metric | Value |
|---|---|
| Overall Grade | B (Good) |
| Water Clarity (Secchi Depth) | 8.7 ft |
| Phosphorus | 20 μg/L |
| Maximum Depth | 63 ft |
| Location | Beltrami County, Minnesota |
How does Turtle River Lake compare?
With an overall water quality grade of B, Turtle River Lake matches or beats the Minnesota state average of Grade C. It ranks #66 of 86 lakes in Beltrami County by water quality score.
Water clarity (Secchi depth) sits at 8.7 feet. That puts the lake in good clarity range, with limited algae interference.