Cheyenne River upstream end (OSM) to Cheyenne River downstream end (OSM)
● Cheyenne River upstream end (OSM)
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● Cheyenne River downstream end (OSM)
Cheyenne River
SD • US
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The Cheyenne River (Lakota: Wakpá Wašté; "Good River"), also written Chyone, referring to the Cheyenne people who once lived there, is a tributary of the Missouri River in the U.S. states of Wyoming and South Dakota. It is approximately 295 miles (475 km) long and drains an area of 24,240 square miles (62,800 km2). About 60% of the drainage basin is in South Dakota and almost all of the remainder is in Wyoming.
295.2 mi total
1 sections
2 access points
0 camps
0 rapids
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Click any point for details. Sections without stored geometry are drawn as straight put-in → take-out lines — actual courses follow the river.