Is Lake Darling Safe for Swimming?
Lake Darling in Renville County, North Dakota has a water quality grade of C (Fair). Generally safe for swimming, moderate water quality. Water clarity: 5.4 ft visibility. Chlorophyll-a (algae): 10.7 µg/L. Always check local health department advisories before swimming.
Key Metrics
| Metric | Value |
|---|---|
| Overall Grade | C (Fair) |
| Water Clarity (Secchi Depth) | 5.4 ft |
| Chlorophyll-a (Algae) | 10.7 μg/L |
| Maximum Depth | 28.7 ft |
| Location | Renville County, North Dakota |
How does Lake Darling compare?
With an overall water quality grade of C, Lake Darling matches or beats the North Dakota state average of Grade C. It ranks #3 of 3 lakes in Renville County by water quality score.
Water clarity (Secchi depth) sits at 5.4 feet. That falls into moderate clarity — typical for lakes with some nutrient enrichment. Algae levels (chlorophyll-a) measure 10.7 µg/L — moderate; acceptable for swimming on most days, but worth checking advisories.