page_title: Cheyenne River
hierarchical_section_title: Cheyenne River
caption_attribution_description: English: Map of the course and watershed of the Cheyenne River in the United States.
context_page_description: The Cheyenne 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 long and drains an area of 24,240 square miles. About 60% of the drainage basin is in South Dakota and almost all of the remainder is in Wyoming.
context_section_description: 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.
caption: Cheyenne River course and watershed.
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