The Rio Grande water resource region is one of 21 major geographic areas, or regions, in the first level of classification used by the United States Geological Survey to divide and sub-divide the United States into successively smaller hydrologic units. These geographic areas contain either the drainage area of a major river, or the combined drainage areas of a series of rivers.[1][2]
The Rio Grande region, which is listed with a 2-digit hydrologic unit code (HUC) of 13, has an approximate size of 132,517 square miles (343,220 square kilometers), and consists of 9 subregions, which are listed with the 4-digit HUCs 1301 through 1309.
This region includes the drainage within the United States of: (a) the Rio Grande Basin, and (b) the San Luis Valley, North Plains, Plains of San Agustin, Mimbres River, Estancia, Jornada Del Muerto, Tularosa Valley, Salt Basin, and other closed basins. Includes parts of Colorado, New Mexico, and Texas.[3]
The Rio Grande region, with its 9 4-digit subregion hydrologic unit boundaries.
^"Science in Your Watershed - Locate Your Watershed". USGS. Retrieved 2016-10-12. This article incorporates text from this source, which is in the public domain.
^"Hydrologic Unit Maps". USGS. Retrieved 2016-10-12. This article incorporates text from this source, which is in the public domain.
^"Boundary Descriptions and Names of Regions, Subregions, Accounting Units and Cataloging Units". USGS. Retrieved 2016-10-12. This article incorporates text from this source, which is in the public domain.
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The RioGrandewaterresourceregion is one of 21 major geographic areas, or regions, in the first level of classification used by the United States Geological...
The RioGrande (/ˌriːoʊ ˈɡrænd/ or /ˌriːoʊ ˈɡrɑːndeɪ/) in the United States or the Río Bravo (del Norte) in Mexico (Spanish pronunciation: [ˈri.o ˈβɾaβo...
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in RioGrande do Sul refers to the movement constituted by scientists and laymen in defense of the environment of the Brazilian state of RioGrande do...
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Quisaya, Rio Pixcayá, Río Cotzibal, Río Las Vacas, RíoGrande, Río Ovejas, Río El Tambor, Río San Vicente, RíoGrande o Zapaca, Río Carí, Río Las Naranjas...
Colorado, Tijuana and RioGrande Rivers, signed in 1944. Groundwater accounts for 64% of the volume for public water supply, 33% of all water used for agriculture...
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was renamed in his honor. In 1881, William Jackson Palmer's Denver and RioGrande Railroad had reached Gunnison from Denver. The line was built to provide...
000-kilometer border with the United States. The meandering Río Bravo del Norte (known as the RioGrande in the United States) defines the border from Ciudad...
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been given free ports at Santos. Of the 36 deep-water ports, Santos, Itajaí, RioGrande, Paranaguá, Rio de Janeiro, Sepetiba, Vitória, Suape, Manaus, and...
mid-1930s. The population of the Siuna municipality varies by information resource and ranges between 97,308 and 100,770 people. 22% of the population, or...
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