River PA

Johnson Branch

Pennsylvania • 39.7613, -78.3985

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

1,093′ → 813′

280 ft drop

Stream Order

Stream

Slope

1.92%

101.4 ft/mi

Drainage

3 mi²

7 km²

Avg Flow

-- cfs

0.7 mph velocity

Path to Mouth

365 mi

587 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