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Pecos River

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The Pecos River is a significant waterway in the American Southwest. It begins in north-central New Mexico and flows into Texas. The river eventually empties into the Rio Grande near the city of Del Rio. This river travels a total distance of 926 miles. Its drainage basin, the area of land where water collects and flows into the river, covers about 44,300 square miles. This large scale makes it an important part of the regional geography.

The river starts at a very high elevation. Its headwaters are located on the eastern slope of the Sangre de Cristo mountain range. This area is in Mora County, north of the town of Pecos, New Mexico. At its source, the elevation is over 12,000 feet. From these high mountains, the water moves downward through the landscape. It travels across state lines to reach its final destination at the Rio Grande.

History and names provide a deep connection to the land. The name "Pecos" comes from a Keresan term for the Pecos Pueblo. The Mescalero people had their own name for the river, calling it the Río Natagés. The river was once the eastern territory of the Faraon Apache Indians. This tribe likely had close ties to the Mescalero Apache. The Faraon Apache included several divisions, such as the Ancavistis, Jacomis, Orejones, Carlanes, and Cuampes. The Carlanes were likely part of the Jicarilla people.

Human activity has changed how the river flows through various dams. Many dams exist to manage the water for different uses. In New Mexico, Santa Rosa Lake sits 117 miles east of Albuquerque. The Sumner Dam, built in 1939, created Sumner Lake between Santa Rosa and Fort Sumner. Near Carlsbad, New Mexico, the Avalon Dam and Brantley Dam help with irrigation. These dams are part of the Carlsbad reclamation project, which was established in 1906. In Texas, the Red Bluff Dam creates the Red Bluff Reservoir. A portion of this reservoir extends into New Mexico. This specific area is the lowest point in the state of New Mexico.

One notable structure is the Pecos River Flume. An aqueduct is a man-made channel used to carry water. Workers built this flume between 1889 and 1890 as part of the Pecos River Reclamation Project. The original structure was made of wood. However, a flood destroyed the wooden flume in 1902. Engineers rebuilt it using concrete. In 1902, this was identified as the largest concrete aqueduct in the world.

Pecos River Flume 2
Pecos River Flume 2

Today, the city of Carlsbad has turned the flume and the surrounding area into a tourist attraction. Visitors can enjoy the park and see the structure lit by spotlights at night.

Legal agreements have also been necessary to manage the river. New Mexico and Texas once had a dispute over water rights. The U.S. government settled this conflict in 1949 with the Pecos River Compact. Later, the two states signed the Pecos River Settlement Agreement in 2003. Protecting the river's natural state is also a priority. On June 6, 1990, part of the river received a special designation. The area from the headwaters to the townsite of Tererro is now a National Wild and Scenic River. This designation includes both "wild" and "recreational" sections.

The Pecos River connects many different parts of the environment and history. It moves from high mountain slopes to low reservoirs and plains. It has served as a territory for Indigenous tribes and a route for Spanish explorers. It also helped define the culture of the American West. In the late 19th century, the phrase "West of the Pecos" was used to describe the ruggedness of the Wild West. Today, the river remains a vital resource for irrigation, tourism, and natural preservation.

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File:Pecos River Flume 2.JPG
Pecos River Flume 2.JPG
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