Is Nelson Lake Safe for Swimming?
Nelson Lake in Sawyer County, Wisconsin has nutrient and algae measurements on record from state and federal monitoring. A water-quality reading is not a swimming clearance. The state water agency and county health departments post current advisories; check them before you swim.. Water clarity: 5 ft visibility. Phosphorus: 22.8 µg/L. Always check local health department advisories before swimming.
Key Metrics
| Metric | Value |
|---|---|
| Water Clarity (Secchi Depth) | 5 ft |
| Phosphorus | 22.8 μg/L |
| Location | Sawyer County, Wisconsin |
How does Nelson Lake compare?
On nutrient and algae readings, Nelson Lake matches or beats the Wisconsin state average. It ranks #18 of 45 lakes in Sawyer County on nutrient and algae readings.
Water clarity (Secchi depth) sits at 5 feet. That falls into moderate clarity — typical for lakes with some nutrient enrichment.
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