Is Le Homme Dieu Lake Safe for Swimming?
Le Homme Dieu Lake in Douglas County, Minnesota has a water quality grade of A (Excellent). Excellent for swimming, crystal clear water with minimal algae. Water clarity: 13.1 ft visibility. Phosphorus: 21 µg/L. Chlorophyll-a (algae): 3.7 µg/L. Always check local health department advisories before swimming.
Key Metrics
| Metric | Value |
|---|---|
| Overall Grade | A (Excellent) |
| Water Clarity (Secchi Depth) | 13.1 ft |
| Phosphorus | 21 μg/L |
| Chlorophyll-a (Algae) | 3.7 μg/L |
| Maximum Depth | 85 ft |
| Location | Douglas County, Minnesota |
How does Le Homme Dieu Lake compare?
With an overall water quality grade of A, Le Homme Dieu Lake matches or beats the Minnesota state average of Grade C. It ranks #12 of 37 lakes in Douglas County by water quality score.
Water clarity (Secchi depth) sits at 13.1 feet. That counts as exceptional clarity — sunlight penetrates deep, supporting submerged plants and limiting algae. Algae levels (chlorophyll-a) measure 3.7 µg/L — low and well within safe swimming guidelines.