River WA

East Fork Tilton River

Washington • 46.5944, -122.1601

Hydrography profile Updated Dec 30, 2025

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USGS and NOAA data is for informational purposes. Source notes

Length

10 mi

17 km

Elevation

3,776′ → 1,033′

2,743 ft drop

Stream Order

Large River

Slope

5.06%

267.1 ft/mi

Drainage

27 mi²

71 km²

Avg Flow

-- cfs

1.4 mph velocity

Path to Mouth

156 mi

251 km to ocean

Classification

Tributary

Mid-reach

Elevation Profile

Water Quality

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

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

Rain Radar