Is Pool of Lake St. Croix Safe for Swimming?
Pool of Lake St. Croix in Washington County, Minnesota has a water quality grade of C (Fair). Generally safe for swimming, moderate water quality. Water clarity: 4.3 ft visibility. Phosphorus: 39.2 µg/L. Always check local health department advisories before swimming.
Key Metrics
| Metric | Value |
|---|---|
| Overall Grade | C (Fair) |
| Water Clarity (Secchi Depth) | 4.3 ft |
| Phosphorus | 39.2 μg/L |
| Maximum Depth | 78 ft |
| Location | Washington County, Minnesota |
How does Pool of Lake St. Croix compare?
With an overall water quality grade of C, Pool of Lake St. Croix matches or beats the Minnesota state average of Grade C. It ranks #22 of 31 lakes in Washington County by water quality score.
Water clarity (Secchi depth) sits at 4.3 feet. That falls into moderate clarity — typical for lakes with some nutrient enrichment.