Is Centralia Lake Safe for Swimming?
Centralia Lake in Marion County, Wisconsin has a water quality grade of D (Poor). Swimming not recommended, poor water quality with high algae risk. Water clarity: 1.5 ft visibility. Phosphorus: 86.5 µg/L. Always check local health department advisories before swimming.
Key Metrics
| Metric | Value |
|---|---|
| Overall Grade | D (Poor) |
| Water Clarity (Secchi Depth) | 1.5 ft |
| Phosphorus | 86.5 μg/L |
| Location | Marion County, Wisconsin |
How does Centralia Lake compare?
With an overall water quality grade of D, Centralia Lake matches or beats the Wisconsin state average of Grade D. It ranks #3 of 6 lakes in Marion County by water quality score.
Water clarity (Secchi depth) sits at 1.5 feet. That signals heavy algae or sediment, often tied to high phosphorus from runoff.