Brazos River
Also known as: The River of the Arms of God · Rio Brazos de Dios · Rio de los Brazos de Dios · Brazos de Dios · Colorado River · La Trinidad · Los Brazos de Dios · Maligne
The Brazos River, called the Río de los Brazos de Dios by early Spanish explorers, is the 14th-longest river in the United States at 1,280 miles (2,060 km) from its headwater source at the head of Blackwater Draw, Roosevelt County, New Mexico to its mouth at the Gulf of Mexico with a 45,000-square-mile (116,000 km2) drainage basin.
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Primary geographic region traversed by the river
The Brazos River is a defining physical feature of Texas, flowing through diverse landscapes from the high plains to the coastal plains.
Terminal drainage basin for the Brazos River
The Brazos River flows across the entirety of Texas to discharge its waters into the Gulf of Mexico.
Geographic headwater source of the Brazos River
This site in Roosevelt County, New Mexico, serves as the official headwater source for the Brazos River system.
Historical origin of the river's Spanish name
Early Spanish explorers named the river 'Río de los Brazos de Dios' (River of the Arms of God), which remains the etymological root of its modern name.
Defines the hydrological extent of the Brazos River
The river's 45,000-square-mile drainage basin is a critical geographic feature that dictates the regional ecology and water management of Texas.
Regional landscape through which the river flows
The upper reaches of the Brazos River originate and flow through the southern portion of the Great Plains.
Hydrological connection to the river's headwater region
The Ogallala Aquifer underlies the High Plains region where the Brazos River begins, influencing the river's base flow in its upper course.