Creek CA

Onion Valley Creek

California • 39.8079, -121.0442

Hydrography profile Updated Dec 30, 2025

Checking mapped path coverage…

USGS and NOAA data is for informational purposes. Source notes

Length

13 mi

20 km

Elevation

6,716′ → 2,927′

3,789 ft drop

Stream Order

Medium River

Slope

5.74%

303.1 ft/mi

Drainage

19 mi²

50 km²

Avg Flow

-- cfs

1.1 mph velocity

Path to Mouth

206 mi

332 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