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LakeQuality

W Two Rivers Reservoir 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): 6.4 ft. Phosphorus: 29 µg/L. Chlorophyll-a (algae): 5.5 µg/L. Trophic State Index: 50.

Cleanliness Snapshot

MetricW Two Rivers ReservoirMinnesota avg
Water Clarity (Secchi)6.4 ft
Phosphorus29 µg/L<30 = clean
Chlorophyll-a (Algae)5.5 µg/L<10 = clean
Trophic State Index50<50 = clean

How does W Two Rivers Reservoir compare?

W Two Rivers Reservoir's readings match or beat the Minnesota state average. It ranks #57 of 68 lakes in St. Louis County by water quality score.

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