Is North Long Lake Safe for Swimming?
North Long Lake in Ramsey County, Minnesota has a water quality grade of F (Very Poor). Avoid swimming — very poor water quality, potential algae toxins. Water clarity: 2.5 ft visibility. Phosphorus: 102 µg/L. Always check local health department advisories before swimming.
Key Metrics
| Metric | Value |
|---|---|
| Overall Grade | F (Very Poor) |
| Water Clarity (Secchi Depth) | 2.5 ft |
| Phosphorus | 102 μg/L |
| Location | Ramsey County, Minnesota |