The Brazos River (/ˈbræzəs/BRAZ-əs), called the Rio de los Brazos de Dios (translated as "The River of the Arms of God") by early Spanish explorers and the 11th longest river in the United States at 1,280 miles (2,060km) from its headwater source at the head of Blackwater Draw, Curry County, New Mexico to its mouth at the Gulf of Mexico with a 45,000-square-mile (116,000km) drainage basin.