Sweetwater River (Wyoming)

Sweetwater River
1870 photograph of the Sweetwater River.
North Platte, Sweetwater Rivers across Wyoming
Location
CountryUnited States
StateWyoming
CitiesSweetwater Station, Jeffrey City
Physical characteristics
SourceSweetwater Gap
 • locationWind River Range, Fremont County
 • coordinates42°39′15″N 109°03′25″W / 42.65417°N 109.05694°W / 42.65417; -109.05694
 • elevation10,200 ft (3,100 m)
MouthNorth Platte River
 • location
Pathfinder Reservoir, Natrona County
 • coordinates
42°30′25″N 109°03′25″W / 42.50694°N 109.05694°W / 42.50694; -109.05694
 • elevation
5,853 ft (1,784 m)
Length238 mi (383 km)
Basin size2,880 sq mi (7,500 km2)
Discharge 
 • locationabove Pathfinder Reservoir
 • average120.8 cu ft/s (3.42 m3/s)
 • minimum0.5 cu ft/s (0.014 m3/s)
 • maximum4,290 cu ft/s (121 m3/s)

The Sweetwater River is a 238-mile (383 km) long tributary of the North Platte River, in the U.S. state of Wyoming. As a part of the Mississippi River system, its waters eventually reach the Gulf of Mexico.