Is Mormon Trail Lake Safe for Swimming?
Mormon Trail Lake in Adair County, Wisconsin has a water quality grade of C (Fair). Generally safe for swimming, moderate water quality. Water clarity: 6.2 ft visibility. Chlorophyll-a (algae): 9.7 µg/L. Always check local health department advisories before swimming.
Key Metrics
| Metric | Value |
|---|---|
| Overall Grade | C (Fair) |
| Water Clarity (Secchi Depth) | 6.2 ft |
| Chlorophyll-a (Algae) | 9.7 μg/L |
| Location | Adair County, Wisconsin |
How does Mormon Trail Lake compare?
With an overall water quality grade of C, Mormon Trail Lake matches or beats the Wisconsin state average of Grade D. It ranks #1 of 5 lakes in Adair County by water quality score.
Water clarity (Secchi depth) sits at 6.2 feet. That puts the lake in good clarity range, with limited algae interference. Algae levels (chlorophyll-a) measure 9.7 µg/L — moderate; acceptable for swimming on most days, but worth checking advisories.