River WA

West Fork Chehalis River

Washington • 46.4304, -123.3179

Length

9 mi

15 km

Elevation

2,173′ → 861′

1,312 ft drop

Stream Order

6

Large River

Slope

2.68%

141.7 ft/mi

Drainage

13 mi²

34 km²

Avg Flow

69 cfs

1.0 mph velocity

Path to Mouth

151 mi

243 km to ocean

Classification

Tributary

Mid-reach

Elevation Profile

Data from USGS & NOAA for informational purposes only. More

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