River WA

West Branch Wynoochee River

Washington • 47.4671, -123.6091

Hydrography profile Updated Dec 30, 2025

Checking mapped path coverage…

USGS and NOAA data is for informational purposes. Source notes

Length

6 mi

9 km

Elevation

0′ → 0′

0 ft drop

Stream Order

Medium River

Slope

0.00%

0.0 ft/mi

Drainage

9 mi²

23 km²

Avg Flow

-- cfs

0.9 mph velocity

Path to Mouth

94 mi

151 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. More