Creek WA

Tarpiscan Creek

Washington • 47.2287, -120.1421

Reviewed mapped path Updated Dec 30, 2025

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USGS and NOAA data is for informational purposes. Source notes

Length

11 mi

18 km

Elevation

5,440′ → 569′

4,871 ft drop

Stream Order

Medium River

Slope

8.36%

441.2 ft/mi

Drainage

24 mi²

63 km²

Avg Flow

-- cfs

1.1 mph velocity

Path to Mouth

454 mi

731 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