River WA

West Fork Tilton River

Washington • 46.6314, -122.2668

Hydrography profile Updated Dec 30, 2025

Checking mapped path coverage…

USGS and NOAA data is for informational purposes. Source notes

Length

8 mi

13 km

Elevation

3,737′ → 1,069′

2,668 ft drop

Stream Order

Large River

Slope

6.48%

342.1 ft/mi

Drainage

18 mi²

46 km²

Avg Flow

-- cfs

1.4 mph velocity

Path to Mouth

154 mi

248 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