Is Big Cedar Lake Safe for Swimming?
Big Cedar Lake in Washington County, Wisconsin has a water quality grade of A (Excellent). Excellent for swimming, crystal clear water with minimal algae. Water clarity: 14.4 ft visibility. Phosphorus: 15.5 µg/L. Always check local health department advisories before swimming.
Key Metrics
| Metric | Value |
|---|---|
| Overall Grade | A (Excellent) |
| Water Clarity (Secchi Depth) | 14.4 ft |
| Phosphorus | 15.5 μg/L |
| Maximum Depth | 105 ft |
| Location | Washington County, Wisconsin |
How does Big Cedar Lake compare?
With an overall water quality grade of A, Big Cedar Lake matches or beats the Wisconsin state average of Grade B. It ranks #11 of 15 lakes in Washington County by water quality score.
Water clarity (Secchi depth) sits at 14.4 feet. That counts as exceptional clarity — sunlight penetrates deep, supporting submerged plants and limiting algae.