Is Lake Redstone Safe for Swimming?
Lake Redstone in Sauk 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: 2 ft visibility. Phosphorus: 89 µg/L. Always check local health department advisories before swimming.
Key Metrics
| Metric | Value |
|---|---|
| Water Clarity (Secchi Depth) | 2 ft |
| Phosphorus | 89 μg/L |
| Location | Sauk County, Wisconsin |
How does Lake Redstone compare?
On nutrient and algae readings, Lake Redstone runs above the Wisconsin state average. It ranks #5 of 7 lakes in Sauk County on nutrient and algae readings.
Water clarity (Secchi depth) sits at 2 feet. That signals heavy algae or sediment, often tied to high phosphorus from runoff.
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