River WA

Maxwell Canal

Washington • 45.8374, -119.2664

Hydrography profile Updated Dec 30, 2025

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USGS and NOAA data is for informational purposes. Source notes

Length

6 mi

9 km

Elevation

527′ → 509′

18 ft drop

Stream Order

Medium River

Slope

0.06%

3.2 ft/mi

Drainage

1,534 mi²

3,972 km²

Avg Flow

-- cfs

1.1 mph velocity

Path to Mouth

304 mi

489 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