West Fork River

West Fork River
The West Fork River in Enterprise, July 1996
Map of the Monongahela River basin, with the West Fork River highlighted
Location
CountryUnited States
StateWest Virginia
CountiesUpshur, Lewis, Harrison, Marion
Physical characteristics
SourceConfluence of Straight Fork and Whites Camp Fork
  locationnear Rock Cave, Upshur County
  coordinates38°51′08″N 80°21′32″W / 38.85222°N 80.35889°W / 38.85222; -80.35889
  elevation1,309 ft (399 m)
MouthMonongahela River
  location
Fairmont
  coordinates
39°27′53″N 80°09′11″W / 39.46472°N 80.15306°W / 39.46472; -80.15306
  elevation
863 ft (263 m)
Length103 mi (166 km)
Basin size881 sq mi (2,280 km2)
Discharge 
  locationmouth
  average1,373.37 cu ft/s (38.890 m3/s) (estimate)

The West Fork River is a principal tributary of the Monongahela River, 103 miles (166 km) long, in north-central West Virginia, United States. Via the Monongahela and Ohio Rivers, it is part of the watershed of the Mississippi River, draining an area of 881 square miles (2,284 km²) on the unglaciated portion of the Allegheny Plateau.