Caddo River

Caddo River
Caddo River at Norman
Location of the mouth of the Caddo River in Arkansas
Location
CountryUnited States
StateArkansas
Physical characteristics
SourceCaddo Mountains
  locationOuachita Mountains
  coordinates34°27′9″N 93°55′22″W / 34.45250°N 93.92278°W / 34.45250; -93.92278
  elevation1,400 ft (430 m)
MouthOuachita River
  location
near Arkadelphia, Arkansas
  coordinates
34°10′48″N 93°2′36″W / 34.18000°N 93.04333°W / 34.18000; -93.04333
  elevation
144 ft (44 m)
Length82 mi (132 km)
Discharge 
  locationUSGS gage 07359610, near Caddo Gap, AR
  average267 cu ft/s (7.6 m3/s)
  minimum16 cu ft/s (0.45 m3/s)
  maximum28,600 cu ft/s (810 m3/s)

The Caddo River is a tributary of the Ouachita River in the U.S. state of Arkansas. The river is about 82 miles (132 km) long.