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In 1536, the Rio Grande appeared for the first time on a map of New Spain produced by a royal Spanish cartographer. In the autumn of 1540, a military expedition of the Viceroyalty of New Spain led by Francisco Vásquez de Coronado, Governor of Nueva Galicia, reached the Tiwa pueblos along the Rio Grande in the future New Mexico. [26]
The Lower Rio Grande Valley (Spanish: Valle del Río Grande), commonly known as the Rio Grande Valley or locally as the Valley or RGV, is a region spanning the border of Texas and Mexico located in a floodplain of the Rio Grande near its mouth. [1] The region includes the southernmost tip of South Texas and a portion of northern Tamaulipas, Mexico.
The Rio Grande del Norte National Monument is an approximately 242,555-acre (98,159 ha) area of public lands in Taos County, New Mexico, United States, proclaimed as a national monument on March 25, 2013, by President Barack Obama under the provisions of the Antiquities Act. It consists of the Rio Grande Gorge and surrounding lands, managed by ...
Rio Grande Gorge Bridge. Geologically, the Rio Grande Gorge is a canyon, [1] carved out by erosion over the last several million years. [2] The Rio Grande Gorge and its river follow a topographical low within the larger Rio Grande Rift; a mixture of volcanic activity, shifting tectonic plates, and erosion of layers of gravels and lava yielded the recognizable narrow, deep gorge visible today.
More permanent diversions were built by the Spanish in New Mexico to feed acequias, or shared irrigation canals. [1] The first dam to impound the Rio Grande was the Rio Grande Dam, completed in 1914, followed by the Elephant Butte Dam, completed in 1916.
The Rio Grande rift is a north-trending continental rift zone. It separates the Colorado Plateau in the west from the interior of the North American craton on the east. [ 1 ] The rift extends from central Colorado in the north to the state of Chihuahua , Mexico , in the south. [ 2 ]
Each spring, water managers release water from the Elephant Butte Reservoir 130 miles north of El Paso, and the water crawls into the wide, dry bed of the Rio Grande in New Mexico.
The American Dam, or American Diversion Dam, is a diversion dam on the Rio Grande in El Paso, Texas, that divides the river water between Mexico and the U.S. It is about 140 feet (43 m) north of the point where the west bank of the river enters Mexico, 3.5 miles (5.6 km) from the business center.