The San Luis Valley is a region in south-central Colorado with a small portion overlapping into New Mexico. The valley is approximately 122 miles (196 km) long and 74 miles (119 km) wide, extending from the Continental Divide on the northwest rim into New Mexico on the south. It contains 6 counties and portions of 3 others. It is an extensive high-elevation depositional basin of approximately 8,000 square miles (21,000 km2) with an average elevation of 7,664 feet (2,336 m) above sea level. The valley is a section of the Rio Grande Rift and is drained to the south by the Rio Grande, which rises in the San Juan Mountains to the west of the valley and flows south into New Mexico. The San Luis Valley has a cold desert climate but has substantial water resources from the Rio Grande and groundwater.
Founded in 1851, the Town of Manassa is a Statutory Town and is the most populous municipality in Conejos County, Colorado, United States. The town's population was 947 at the 2020 United States Census.
Browns Park National Wildlife Refuge is a 13,450-acre (5,440 ha) U.S. National Wildlife Refuge located in northwestern Colorado. It is located in Moffat County in the extreme northwestern corner of the state, in an isolated mountain valley of Browns Park on both sides of the Green River, approximately 25 miles (40 km) below Flaming Gorge Dam. Established in 1965, the refuge is managed by the United States Fish and Wildlife Service office in Maybell, Colorado. The refuge is approximately 53 miles (85 km) northwest of Maybell on State Highway 318. The refuge consists of bottomland and adjacent benchland. The western border of the refuge is the Colorado-Utah state line. The refuge is surrounded by adjacent lines of the Bureau of Land Management. The refuge contains the site of the former Fort Davy Crockett that was constructed in 1837 to protect trappers against attacks by Blackfoot Native Americans.
Wilson Lake is a reservoir in the U.S. state of Kansas, on the border of Russell County and Lincoln County. Built and managed by the U.S. Army Corps of Engineers for flood control, it is also used for wildlife management and recreation. Several parks are located along its shoreline, including Wilson State Park.
Rio Grande National Forest is a 1.86 million-acre (7,530 km2) U.S. National Forest located in southwestern Colorado. The forest encompasses the San Luis Valley, which is the world's largest agricultural alpine valley, as well as one of the world's largest high deserts located around mountains. The Rio Grande rises in the forest, and the Continental Divide runs along most of its western border. The forest lies in parts of nine counties. In descending order of land area within the forest they are Saguache, Mineral, Conejos, Rio Grande, Hinsdale, San Juan, Alamosa, Archuleta, and Custer counties. Forest headquarters are currently located in Monte Vista, Colorado, but plan to move to Del Norte. There are local ranger district offices in Del Norte, La Jara, and Saguache.
Chatfield Dam and Reservoir is a dam and artificial lake located on the South Platte River, south of Littleton, Colorado. The dam and reservoir were built by the United States Army Corps of Engineers as a response to the disastrous flood of 1965. In addition to its primary purpose of flood control, it serves as one of many water supply reservoirs for the city of Denver, Colorado. In 1966, the U.S. Atomic Energy Commission projected a total federal cost of $74 million. Construction of the project was begun in 1967 and the dam was completed in 1975.
Chatfield State Park is a state park located in Douglas and Jefferson counties of Colorado, United States. The park centers on Chatfield Reservoir, a 1,423 acre surface area lake fed by the South Platte River and two other creeks, including Plum Creek.
Rampart Reservoir is a reservoir 12 miles northwest of the city of Colorado Springs, Colorado in the Pike National Forest. The reservoir supplies the domestic drinking water for the city of Colorado Springs and serves as a recreation area for boaters, mountain bikers, and hikers.
Lake Pueblo State Park is a state park located in Pueblo County, Colorado. It includes 60 miles (97 km) of shoreline and 10,000 acres (40 km2) of land. Activities it offers include two full-service marinas, recreational fishing, hiking, camping and swimming at a special swim beach.
Vega State Park is a 1,823-acre (738 ha) Colorado state park in Mesa County, Colorado in the United States. Vega Reservoir is a fishing destination and is located at an elevation of 7,696 feet (2,346 m). Year-round recreational activities at Vega State Park include boating, hiking, snowmobiling and camping. The park was established in 1967 in cooperation with the Bureau of Reclamation which was responsible for the construction of Vega Dam and Vega Reservoir. It is located at the northeast edge of Grand Mesa National Forest in Western Colorado.
Spinney Mountain State Park is a Colorado state park located in South Park in Park County, Colorado, United States.
Keith Sebelius Lake, formerly known as Norton Reservoir, is a man-made reservoir on Prairie Dog Creek in northwest Kansas. Built and managed by the U.S. Bureau of Reclamation, it is used for flood control, irrigation, recreation, and local water supply. Prairie Dog State Park is located on its shore.
Standley Lake is a 1,200-acre (4.9 km2) reservoir located in Westminster, Colorado. While originally constructed to provide water for the agricultural irrigation of the surrounding region northwest of Denver, it now serves primarily as the municipal water supply for the cities of Westminster, Northglenn, and Thornton. The lake is also used for recreation, and is the prominent feature of the surrounding 3,000-acre (12 km2) Standley Lake Regional Park.
Sugar Loaf Dam is a dam in Lake County of mid-Colorado, 4 miles (6.4 km) west of Leadville.
The Blanca Wetlands Area of Critical Environmental Concern, or Blanca Wildlife Habitat Area, is an area of the San Luis Valley in Colorado, United States, that serves as a refuge for birds, fish and other wildlife. It is about 11 miles (18 km) northeast of Alamosa on County Road 25. The wetlands had been completely destroyed by pumping and diversion of water for irrigation. Starting in 1965 the Bureau of Land Management began to restore them, and they have become an increasingly important ecological habitat for shorebirds, waterbirds and other wildlife and native plants.
John Martin Reservoir is a reservoir on the Arkansas River in Bent County in southeastern Colorado. Built and managed by the U.S. Army Corps of Engineers, it is used for flood control, irrigation, and recreation. John Martin Reservoir State Park lies on its shore.
Cuba Lake is a 454-acre (1.84 km2) reservoir in Allegany and Cattaraugus counties, New York.
Mountain Home Reservoir is a reservoir and state wildlife area in Costilla County, Colorado, near Fort Garland. Frozen in winter, the reservoir lies at 2,483 meters elevation on the western slope of the Culebra Range of the Sangre de Cristo Mountains in southern Colorado.
DeWeese Reservoir is located in northern Custer County, Colorado between the Sangre de Cristo Mountains and the Wet Mountains. The reservoir is owned by the DeWeese-Dye Ditch and Reservoir Company, which uses the water it stores to irrigate agricultural crops around Lincoln Park and Brookside in Fremont County, Colorado.
Terrace Reservoir is located in Conejos County, Colorado northwest of the town of Capulin. It is surrounded by the Rio Grande National Forest. The reservoir is owned by the Terrace Irrigation Company, which uses the water it stores to irrigate agricultural crops in the nearby San Luis Valley.
