Fortescue River

Fortescue River
Ophthalmia Dam, Fortescue River
Location
CountryAustralia
Physical characteristics
Source 
  locationOphthalmia Range
  elevation602 metres (1,975 ft)
Mouth 
  location
Indian Ocean
Length760 kilometres (472 mi)
Basin size49,759 square kilometres (19,212 sq mi)
Discharge 
  average391 GL/a (12.4 m3/s; 438 cu ft/s) (mean)

The Fortescue River is an ephemeral river in the Pilbara region of Western Australia. It is the third longest river in the state.