Is Diamond Lake Safe for Swimming?
Diamond Lake in Kandiyohi County, Minnesota has a water quality grade of D (Poor). Swimming not recommended, poor water quality with high algae risk. Water clarity: 5 ft visibility. Phosphorus: 68 µg/L. Always check local health department advisories before swimming.
Key Metrics
| Metric | Value |
|---|---|
| Overall Grade | D (Poor) |
| Water Clarity (Secchi Depth) | 5 ft |
| Phosphorus | 68 μg/L |
| Location | Kandiyohi County, Minnesota |
How does Diamond Lake compare?
With an overall water quality grade of D, Diamond Lake falls below the Minnesota state average of Grade C. It ranks #18 of 35 lakes in Kandiyohi County by water quality score.
Water clarity (Secchi depth) sits at 5 feet. That falls into moderate clarity — typical for lakes with some nutrient enrichment.