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The Tonopah Test Range (TTR, also designated as Area 52) is a highly classified, restricted military installation of the United States Department of Defense, and United States Department of Energy (nuclear stockpile stewardship) located about 30 miles (48 km) southeast of Tonopah, Nevada.
Several locations were considered, Michael Army Airfield at the Dugway Proving Grounds in Utah, and the Gila Bend Air Force Auxiliary Field on the Goldwater Range in Arizona. The Tonopah Test Range Airport, however, was only 70 miles to the northwest of Groom Lake and was on the controlled AEC Test Range, so it better fit the need for a new home.
The Nevada Test and Training Range land area is mostly Central Basin and Range ecoregion (cf. southernmost portion in the Mojave Desert), [4]: 3–1 and smaller ecoregions (e.g., Tonopah Basin, Tonopah Playa, & Bald Mountain biomes) are within the area of numerous basin and range landforms of the NTTR.
Tonopah Test Range "Cactus and Gold Flats, Kawich Valley, Goldfield Hills, and the Stonewall Mountains", [1] Cactus Flat, Antelope Lake Valley: Tonopah Test Range Airport (Cactus Flat), Operations Control Center (Area 3), Area 10 airfield/strip, Mellan Airstrip (37°41′16″N 116°37′50″W), DOE: 1957–present ~280 sq mi (730 km 2) [1]
In 1995 and 1997, plutonium-contaminated soil from "Double Tracks" and "Clean Slate 1" of Operation Roller Coaster (1963) was picked up from the Tonopah Test Range and brought to the Area 3 Radioactive Waste Management Site as a first step in eventually returning Tonopah Test Range to an environmentally neutral state. Corrective action ...
Tonopah Test Range Airport was selected for operations of the first USAF F-117 unit, the 4450th Tactical Group (TG). [43] From October 1979, the Tonopah Airport base was reconstructed and expanded. The 6,000-foot runway was lengthened to 10,000 feet. Taxiways, a concrete apron, a large maintenance hangar, and a propane storage tank were added. [44]
The area owned by the Air Force as the Tonopah Test Range, in which conventional bombs and tactics are evaluated. In 1963, four nuclear dispersion tests in the Roller Coaster series were executed on Tonopah Range land. South Atlantic Ocean
Cactus Flat is one of the Central Nevada Desert Basins [3] in the Cactus-Sacrobatus Watershed, for which it is an eponym.The flat is the location of the Tonopah Test Range Airport and Tonopah Test Range, a component of the Nevada Test and Training Range used for weapons testing since the 1950s. [4]