Is Nelson Lake Safe for Swimming?
Nelson Lake in Sawyer County, Wisconsin has a water quality grade of B (Good). Good for swimming, clear water with low algae levels. Water clarity: 5 ft visibility. Phosphorus: 22.8 µg/L. Always check local health department advisories before swimming.
Key Metrics
| Metric | Value |
|---|---|
| Overall Grade | B (Good) |
| Water Clarity (Secchi Depth) | 5 ft |
| Phosphorus | 22.8 μg/L |
| Location | Sawyer County, Wisconsin |
How does Nelson Lake compare?
With an overall water quality grade of B, Nelson Lake matches or beats the Wisconsin state average of Grade B. It ranks #18 of 45 lakes in Sawyer County by water quality score.
Water clarity (Secchi depth) sits at 5 feet. That falls into moderate clarity — typical for lakes with some nutrient enrichment.
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