River CA

Tehama Colusa Canal

California • 39.3635, -122.1689

Hydrography profile Updated Dec 30, 2025

Checking mapped path coverage…

USGS and NOAA data is for informational purposes. Source notes

Length

112 mi

179 km

Elevation

248′ → 150′

98 ft drop

Stream Order

Major River

Slope

0.02%

0.9 ft/mi

Drainage

9,042 mi²

23,420 km²

Avg Flow

-- cfs

2.8 mph velocity

Path to Mouth

238 mi

383 km to ocean

Classification

Tributary

Mid-reach

Elevation Profile

Water Quality

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

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

Rain Radar