Is Lake Darling Safe for Swimming?
Lake Darling in Renville County, North Dakota has a water quality grade of B (Good). Good for swimming, clear water with low algae levels. Water clarity: 4.9 ft visibility. Chlorophyll-a (algae): 2.4 µg/L. Always check local health department advisories before swimming.
Key Metrics
| Metric | Value |
|---|---|
| Overall Grade | B (Good) |
| Water Clarity (Secchi Depth) | 4.9 ft |
| Chlorophyll-a (Algae) | 2.4 μg/L |
| Maximum Depth | 28.7 ft |
| Location | Renville County, North Dakota |
How does Lake Darling compare?
With an overall water quality grade of B, Lake Darling matches or beats the North Dakota state average of Grade C. It ranks #1 of 3 lakes in Renville County by water quality score.
Water clarity (Secchi depth) sits at 4.9 feet. That falls into moderate clarity — typical for lakes with some nutrient enrichment. Algae levels (chlorophyll-a) measure 2.4 µg/L — low and well within safe swimming guidelines.