Is Vandalia Community Lake Safe for Swimming?
Vandalia Community Lake in Audrain County, Wisconsin has a water quality grade of F (Very Poor). Avoid swimming, very poor water quality, potential algae toxins. Water clarity: 1.8 ft visibility. Phosphorus: 110 µg/L. Chlorophyll-a (algae): 42 µg/L. Always check local health department advisories before swimming.
Key Metrics
| Metric | Value |
|---|---|
| Overall Grade | F (Very Poor) |
| Water Clarity (Secchi Depth) | 1.8 ft |
| Phosphorus | 110 μg/L |
| Chlorophyll-a (Algae) | 42 μg/L |
| Location | Audrain County, Wisconsin |
How does Vandalia Community Lake compare?
With an overall water quality grade of F, Vandalia Community Lake falls below the Wisconsin state average of Grade C. It ranks #3 of 4 lakes in Audrain County by water quality score.
Water clarity (Secchi depth) sits at 1.8 feet. That signals heavy algae or sediment, often tied to high phosphorus from runoff. Algae levels (chlorophyll-a) measure 42 µg/L — elevated; risk of harmful algal bloom advisories increases at this concentration.