Orofino is a city in Clearwater County, Idaho, along Orofino Creek and the north bank of the Clearwater River. The population was 3,142 at the 2010 census, and the city is the county seat of Clearwater County. It is the major city within the Nez Perce Indian Reservation.Nearby is the historical "Canoe Camp," where the Lewis and Clark expedition built five new dugout canoes and embarked on October 7, 1805, downstream to the Pacific Ocean. Some 4 miles north of town is the Dworshak Dam, third-highest dam in the United States, completed in the early 1970s. Nearby is the Dworshak National Fish Hatchery, started to try to compensate for the loss of migratory fish upstream after the dam was constructed.Originally the name was two words, Oro Fino, applied to a gold mining camp established in 1861 two miles south of Pierce; it is now a ghost town.