The South Platte River (Sioux: Wašíŋ-Wakpá [waˈʃĩ wakˈpa] lit. “bison tallow river”) is one of the two principal tributaries of the Platte River. Flowing through the U.S. states of Colorado and Nebraska, it is itself a major river of the American Midwest and the American Southwest/Mountain West. Its drainage basin includes much of the eastern flank of the Rocky Mountains in Colorado, much of the populated region known as the Colorado Front Range and Eastern Plains, and a portion of southeastern Wyoming in the vicinity of the city of Cheyenne. It joins the North Platte River in western Nebr...
Click any point for details. Sections without stored geometry are drawn as straight put-in → take-out lines — actual courses follow the river.