The Bourbeuse River (French for 'muddy') is a river located in east-central Missouri, in the Ozarks region, and is one of two major tributaries of the Meramec River, the other being the Big River. The Bourbeuse flows to the northeast from its source (37°58′42″N 91°43′03″W) near the locale of Dillon just northeast of Rolla in Phelps County, through Maries, Gasconade, Crawford, and Franklin counties, where it discharges into the Meramec River near Moselle (38°23′57″N 90°53′21″W). The elevation of the river at its source is approximately 1,140 feet (350 m) above sea level and at its mouth about 463 feet (141 ... Source: Wikipedia