River OH

Thomas Fork

Ohio • 39.0639, -82.0736

Hydrography profile Updated Dec 30, 2025

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USGS and NOAA data is for informational purposes. Source notes

Length

13 mi

20 km

Elevation

881′ → 539′

342 ft drop

Stream Order

Medium River

Slope

0.52%

27.3 ft/mi

Drainage

31 mi²

81 km²

Avg Flow

-- cfs

0.9 mph velocity

Path to Mouth

1,124 mi

1,809 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