Is Twin Lakes Safe for Swimming?
Twin Lakes in LaMoure County, North Dakota has a water quality grade of A (Excellent). Excellent for swimming, crystal clear water with minimal algae. Water clarity: 14.1 ft visibility. Chlorophyll-a (algae): 3.2 µg/L. Always check local health department advisories before swimming.
Key Metrics
| Metric | Value |
|---|---|
| Overall Grade | A (Excellent) |
| Water Clarity (Secchi Depth) | 14.1 ft |
| Chlorophyll-a (Algae) | 3.2 μg/L |
| Maximum Depth | 40.3 ft |
| Location | LaMoure County, North Dakota |
How does Twin Lakes compare?
With an overall water quality grade of A, Twin Lakes matches or beats the North Dakota state average of Grade C. It ranks #1 of 4 lakes in LaMoure County by water quality score.
Water clarity (Secchi depth) sits at 14.1 feet. That counts as exceptional clarity — sunlight penetrates deep, supporting submerged plants and limiting algae. Algae levels (chlorophyll-a) measure 3.2 µg/L — low and well within safe swimming guidelines.