American River at Lower Sunrise Area

Recent samples within safe ranges.

Last sampled: Jun 10, 2025 (330 days ago)

0.39 in of rain in the last 72 hours may have changed water quality since the last sample was taken.

How is this decided?

Map

Recent Rainfall

48h rain (advisory ≥ 1.00 in) 0.00 in
72h rain (advisory ≥ 0.50 in) 0.39 in

Bacteria Readings

IndicatorLatest30-day geomeanEPA limit
E. coli30 MPN/100mL≤235

Nearby Swim Spots

Data from: California Safe-to-Swim (ODbL 1.0), Open-Meteo — Precipitation (CC-BY 4.0)

Information provided for general guidance only. Conditions change rapidly. Swim at your own risk. Not medical advice.