How Clean Is Pool?
Pool is a clean lake by Minnesota standards. It received a water quality grade of B (Good) based on EPA monitoring data. Water clarity (Secchi depth): 5.9 ft. Phosphorus: 31.1 µg/L. Trophic State Index: 53.
Cleanliness Snapshot
| Metric | Pool | Minnesota avg |
|---|---|---|
| Overall Grade | B | C |
| Water Clarity (Secchi) | 5.9 ft | — |
| Phosphorus | 31.1 µg/L | <30 = clean |
| Trophic State Index | 53 | <50 = clean |
How does Pool compare?
Pool's grade of B matches or beats the Minnesota state average of C. It ranks #22 of 75 lakes in Washington County by water quality score. Multi-year monitoring data shows water quality is stable based on 5 years of records.