River CA

Ione Canal

California • 38.3425, -120.8737

Reviewed mapped path Updated Dec 30, 2025

Checking mapped path coverage…

USGS and NOAA data is for informational purposes. Source notes

Length

11 mi

18 km

Elevation

1,202′ → 588′

613 ft drop

Stream Order

Stream

Slope

1.02%

53.8 ft/mi

Drainage

367 mi²

950 km²

Avg Flow

-- cfs

0.7 mph velocity

Path to Mouth

91 mi

147 km to ocean

Classification

Tributary

Mid-reach

Elevation Profile

Water Quality

Data from EPA Water Quality Portal (USGS, EPA, state agencies).

Loading the interactive map…

Data from USGS & NOAA for informational purposes only. Read source and safety notes

Rain Radar