How Clean Is Pool of Lake St Croix?
Pool of Lake St Croix has fair water quality — typical of lakes with moderate nutrient enrichment. Its nutrient and algae readings come from EPA monitoring data. Water clarity (Secchi depth): 4.3 ft. Phosphorus: 39.2 µg/L. Trophic State Index: 57.
Cleanliness Snapshot
| Metric | Pool of Lake St Croix | Minnesota avg |
|---|---|---|
| Water Clarity (Secchi) | 4.3 ft | — |
| Phosphorus | 39.2 µg/L | <30 = clean |
| Trophic State Index | 57 | <50 = clean |
How does Pool of Lake St Croix compare?
Pool of Lake St Croix's readings match or beat the Minnesota state average. It ranks #30 of 75 lakes in Washington County on nutrient and algae readings. Multi-year monitoring data shows water quality is declining based on 5 years of records.
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Where to stay near Pool of Lake St Croix
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