What river begins in Lewis and Clark County outside of Missoula, Montana?
Missoula, Montana Missoula is a city in the U.S. state of Montana and is the county seat of Missoula County. It is located along the Clark Fork River near its confluences with the Bitterroot and Blackfoot Rivers in western Montana and at the convergence of five mountain ranges, thus is often described as the "hub of five valleys". In 2016 , the United States Census Bureau estimated the city's population at 72,364 and the population of the Missoula Metropolitan Area at 116,130. In the 1990s, Missoula overtook GreatFalls as Montana’s second‑largest city, behind Billings. Missoula is home to the University of Montana, a public research university.
Sheep Creek (Bruneau River) Sheep Creek is a 63 mi long tributary of the Bruneau River. Beginning at an elevation of 6126 ft east of Owyhee in northern Elko County, Nevada, it flows generally north into Owyhee County, Idaho and the Owyhee Desert, where it is roughly paralleled by Idaho State Highway 51. It then flows to its mouth in the Bruneau – Jarbidge Rivers Wilderness, at an elevation of 3415 ft . In 2009, 25.6 mi of the creek were designated as wild by the Omnibus Public Land Management Act, which also created the Bruneau – Jarbidge Rivers Wilderness.