Is Lake Konstanz Safe for Swimming?
Lake Konstanz in Warren County, Wisconsin has a water quality grade of B (Good). Good for swimming, clear water with low algae levels. Water clarity: 7.7 ft visibility. Phosphorus: 7 µg/L. Chlorophyll-a (algae): 1.6 µg/L. Always check local health department advisories before swimming.
Key Metrics
| Metric | Value |
|---|---|
| Overall Grade | B (Good) |
| Water Clarity (Secchi Depth) | 7.7 ft |
| Phosphorus | 7 μg/L |
| Chlorophyll-a (Algae) | 1.6 μg/L |
| Location | Warren County, Wisconsin |
How does Lake Konstanz compare?
With an overall water quality grade of B, Lake Konstanz matches or beats the Wisconsin state average of Grade C. It ranks #2 of 16 lakes in Warren County by water quality score.
Water clarity (Secchi depth) sits at 7.7 feet. That puts the lake in good clarity range, with limited algae interference. Algae levels (chlorophyll-a) measure 1.6 µg/L — low and well within safe swimming guidelines.