River KY VA WV

North Fork Holston River

Kentucky • 36.7419, -81.7844

Hydrography profile Updated Dec 26, 2025

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USGS and NOAA data is for informational purposes. Source notes

Length

140 mi

226 km

Elevation

3,040′ → 1,160′

1,881 ft drop

Stream Order

Large River

Slope

0.25%

13.4 ft/mi

Drainage

709 mi²

1,837 km²

Avg Flow

976 cfs

1.9 mph velocity

Path to Mouth

933 mi

1,502 km to ocean

Classification

Headwater

Source Stream

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