Is Lower Eau Claire Lake Safe for Swimming?
Lower Eau Claire Lake in Bayfield County, Wisconsin has a water quality grade of B (Good). Good for swimming, clear water with low algae levels. Water clarity: 14.1 ft visibility. Phosphorus: 13 µg/L. Always check local health department advisories before swimming.
Key Metrics
| Metric | Value |
|---|---|
| Overall Grade | B (Good) |
| Water Clarity (Secchi Depth) | 14.1 ft |
| Phosphorus | 13 μg/L |
| Maximum Depth | 41 ft |
| Location | Bayfield County, Wisconsin |
How does Lower Eau Claire Lake compare?
With an overall water quality grade of B, Lower Eau Claire Lake matches or beats the Wisconsin state average of Grade B. It ranks #4 of 24 lakes in Bayfield County by water quality score.
Water clarity (Secchi depth) sits at 14.1 feet. That counts as exceptional clarity — sunlight penetrates deep, supporting submerged plants and limiting algae.
Watch Lower Eau Claire Lake water quality
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