River WA

North Fork Johns River

Washington • 46.8890, -123.8574

Reviewed mapped path Updated Dec 30, 2025

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USGS and NOAA data is for informational purposes. Source notes

Length

6 mi

10 km

Elevation

495′ → 56′

439 ft drop

Stream Order

Medium River

Slope

1.29%

68.0 ft/mi

Drainage

8 mi²

21 km²

Avg Flow

-- cfs

1.1 mph velocity

Path to Mouth

24 mi

39 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