River WA

Shaw Knox Ditch

Washington • 46.5362, -120.8721

Hydrography profile Updated Dec 30, 2025

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USGS and NOAA data is for informational purposes. Source notes

Length

3 mi

4 km

Elevation

2,201′ → 2,028′

172 ft drop

Stream Order

Medium River

Slope

1.20%

63.4 ft/mi

Drainage

73 mi²

190 km²

Avg Flow

-- cfs

1.1 mph velocity

Path to Mouth

1 mi

2 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