Is Tom Lake Safe for Swimming?
Tom Lake in Cook County, Minnesota has a water quality grade of B (Good). Good for swimming, clear water with low algae levels. Water clarity: 9 ft visibility. Phosphorus: 8 µg/L. Always check local health department advisories before swimming.
Key Metrics
| Metric | Value |
|---|---|
| Overall Grade | B (Good) |
| Water Clarity (Secchi Depth) | 9 ft |
| Phosphorus | 8 μg/L |
| Maximum Depth | 35 ft |
| Location | Cook County, Minnesota |
How does Tom Lake compare?
With an overall water quality grade of B, Tom Lake matches or beats the Minnesota state average of Grade C. It ranks #49 of 128 lakes in Cook 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.