Is Lake Poygan Safe for Swimming?
Lake Poygan in Winnebago County, Wisconsin has a water quality grade of C (Fair). Generally safe for swimming, moderate water quality. Water clarity: 8.2 ft visibility. Always check local health department advisories before swimming.
Key Metrics
| Metric | Value |
|---|---|
| Overall Grade | C (Fair) |
| Water Clarity (Secchi Depth) | 8.2 ft |
| Maximum Depth | 11 ft |
| Location | Winnebago County, Wisconsin |
How does Lake Poygan compare?
With an overall water quality grade of C, Lake Poygan falls below the Wisconsin state average of Grade B. It ranks #4 of 5 lakes in Winnebago County by water quality score.
Water clarity (Secchi depth) sits at 8.2 feet. That puts the lake in good clarity range, with limited algae interference.