Is Trego Lake Safe for Swimming?
Trego Lake in Washburn County, Wisconsin has a water quality grade of A (Excellent). Excellent for swimming, crystal clear water with minimal algae. Phosphorus: 16.5 µg/L. Always check local health department advisories before swimming.
Key Metrics
| Metric | Value |
|---|---|
| Overall Grade | A (Excellent) |
| Phosphorus | 16.5 μg/L |
| Location | Washburn County, Wisconsin |
How does Trego Lake compare?
With an overall water quality grade of A, Trego Lake matches or beats the Wisconsin state average of Grade C. It ranks #11 of 47 lakes in Washburn County by water quality score.