Is East Graham Lake Safe for Swimming?
East Graham Lake in Nobles County, Minnesota has a water quality grade of F (Very Poor). Avoid swimming, very poor water quality, potential algae toxins. Water clarity: 3.3 ft visibility. Phosphorus: 189 µg/L. Always check local health department advisories before swimming.
Key Metrics
| Metric | Value |
|---|---|
| Overall Grade | F (Very Poor) |
| Water Clarity (Secchi Depth) | 3.3 ft |
| Phosphorus | 189 μg/L |
| Maximum Depth | 8 ft |
| Location | Nobles County, Minnesota |
How does East Graham Lake compare?
With an overall water quality grade of F, East Graham Lake falls below the Minnesota state average of Grade C. It ranks #6 of 6 lakes in Nobles County by water quality score.
Water clarity (Secchi depth) sits at 3.3 feet. That falls into moderate clarity — typical for lakes with some nutrient enrichment.