Is Little Lake Butte des Morts Safe for Swimming?
Little Lake Butte des Morts in Winnebago County, Wisconsin has a water quality grade of D (Poor). Swimming not recommended, poor water quality with high algae risk. Water clarity: 6.6 ft visibility. Phosphorus: 133.5 µg/L. Always check local health department advisories before swimming.
Key Metrics
| Metric | Value |
|---|---|
| Overall Grade | D (Poor) |
| Water Clarity (Secchi Depth) | 6.6 ft |
| Phosphorus | 133.5 μg/L |
| Maximum Depth | 18 ft |
| Location | Winnebago County, Wisconsin |
How does Little Lake Butte des Morts compare?
With an overall water quality grade of D, Little Lake Butte des Morts falls below the Wisconsin state average of Grade B. It ranks #5 of 5 lakes in Winnebago County by water quality score.
Water clarity (Secchi depth) sits at 6.6 feet. That puts the lake in good clarity range, with limited algae interference.