The Cheyenne River, highlighted in a map of the Missouri River watershed

The Cheyenne River is a tributary of the Missouri River in the U.S. states of Wyoming and South Dakota. It is approximately 295 mi (475 km) long. Cheyenne River © 2004 Matthew Trump File history Legend: (cur) = this is the current file, (del) = delete this old version, (rev) = revert to this old version. ... Cheyenne River © 2004 Matthew Trump File history Legend: (cur) = this is the current file, (del) = delete this old version, (rev) = revert to this old version. ... The Missouri River is a tributary of the Mississippi River in the United States. ... This article includes a list of works cited or a list of external links, but its sources remain unclear because it lacks in-text citations. ... The Missouri River is a tributary of the Mississippi River in the United States. ... Federal courts Supreme Court Chief Justice Associate Justices Elections Presidential elections Midterm elections Political Parties Democratic Republican Third parties State & Local government Governors Legislatures (List) State Courts Counties/Parishes/Boroughs, Cities, and Towns Other countries Politics Portal      A U.S. state is any one of the fifty subnational entities of... Official language(s) English Capital Cheyenne Largest city Cheyenne Area  Ranked 10th  - Total 97,818 sq mi (253,348 km²)  - Width 280 miles (450 km)  - Length 360 miles (580 km)  - % water 0. ... Official language(s) English Capital Pierre Largest city Sioux Falls Area  Ranked 17th  - Total 77,163 sq mi (199,905 km²)  - Width 210 miles (340 km)  - Length 380 miles (610 km)  - % water 1. ...

It rises in northeastern Wyoming in the Thunder Basin National Grassland in northeastern Converse County. It was formed by the confluence of Antelope and Dry Fork creeks. It flows east into South Dakota, passes Edgemont, and skirts the southern end of the Black Hills, passing through Angostura Reservoir. Thunder Basin National Grassland is a National Grassland in Wyoming, USA. It is located in the Powder River Basin between the Bighorn Mountains and the Black Hills. ... Converse County is a county located in the state of Wyoming. ... Edgemont is a city located in Fall River County, South Dakota. ... The Black Hills The Black Hills are a small, isolated mountain range rising from the Great Plains of North America in western South Dakota and extending into Wyoming, USA. Set off from the main body of the Rocky Mountains, the region is somewhat of a geological anomaly—accurately described as...

On the east side of the Black Hills, it flows northeast, past Oral and the Buffalo Gap National Grassland, and along the northwestern boundary of the Pine Ridge Indian Reservation and Badlands National Park. It is joined by Rapid Creek, passes Wasta and is joined by the Belle Fourche River in eastern Meade County, after which it flows ENE along the southern boundary of the Cheyenne River Indian Reservation. It is joined by Cherry Creek at the town of Cherry Creek. It flows into the Missouri in Lake Oahe, approximately 32 mi (50 km) NNW of Pierre, with the lower 35 mi (56 km) of the river forming an arm of Lake Oahe. Oral is an unincorporated community located in Fall River County, South Dakota, USA. Although not tracked by the Census Bureau, Oral has been assigned the ZIP Code of 57766. ... Buffalo Gap National Grassland is a National Grassland located in South Dakota, United States. ... Oglala Sioux tribal flag Pine Ridge Indian Reservation (Oglala Oyanke in Lakota) is an Oglala Sioux Native American reservation located in the U.S. state of South Dakota. ... Badlands National Park, in southwest South Dakota, preserves 242,756 acres (982 km²) of sharply eroded buttes, pinnacles and spires blended with the largest protected mixed grass prairie in the United States. ... Rapid Creek is a tributary of the Cheyenne River, approximately 86 mi (138 km) long, in South Dakota in the United States. ... Wasta is a town located in Pennington County, South Dakota. ... The Belle Fourche River The Belle Fourche River (prounced bel FYOOSH) is a tributary of the Cheyenne River, approximately 290 mi (467 km) long, in the U.S. states of Wyoming and South Dakota. ... Meade County is a county located in the state of South Dakota. ... The Cheyenne River Indian Reservation was created in 1889 following the defeat of the Lakota in the Indian Wars of the 1870s. ... Cheery Creek is a tributary of the Cheyenne River, approximately 50 mi (80 km), in central South Dakota in the United States. ... Cheery Creek is a tributary of the Cheyenne River, approximately 50 mi (80 km), in central South Dakota in the United States. ... Oahe Dam from space, October 1985 The Oahe Dam is a major man-made dam along the Missouri River, just north of Pierre, South Dakota. ... Location in South Dakota Coordinates: County Hughes County Founded 1880 Government  - Mayor Dennis Eisnach Area  - City 33. ...

See also

• List of South Dakota rivers
• List of Wyoming rivers