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The Rocky Flats Plant, a former U.S. nuclear weapons production facility located about 15 miles (24 km) northwest of Denver, caused radioactive (primarily plutonium, americium, and uranium) contamination within and outside its boundaries. [1] The contamination primarily resulted from two major plutonium fires in 1957 and 1969 (plutonium is ...
Room damaged by 1969 Rocky Flats Fire. Control panel, Critical Mass Laboratory, 1970. The Rocky Flats Plant was a U.S. manufacturing complex that produced nuclear weapons parts in the western United States, near Denver, Colorado. [ 2 ] The facility's primary mission was the fabrication of plutonium pits, [ 3 ] which were shipped to other ...
Website. Rocky Flats National Wildlife Refuge. The Rocky Flats National Wildlife Refuge is 5,237-acre (21.19 km 2) National Wildlife Refuge in the United States, located approximately 16 miles (26 km) northwest of Denver, Colorado. The refuge is situated west of the cities of Broomfield and Westminster and situated north of the city of Arvada.
The high plains of Colorado may be considered a part of the midwestern United States. It encompasses most of the Southern Rocky Mountains, as well as the northeastern portion of the Colorado Plateau and the western edge of the Great Plains. Colorado is the eighth most extensive and 21st most populous U.S. state.
The Rocky Mountain Arsenal was a United States chemical weapons manufacturing center located in the Denver Metropolitan Area in Commerce City, Colorado. The site was completed December 1942, [1] operated by the United States Army throughout the later 20th century and was controversial among local residents until its closure in 1992. [citation ...
This is a list of Superfund sites in the U.S. State of Colorado designated under the Comprehensive Environmental Response, Compensation, and Liability Act of 1980 (CERCLA) environmental law. The CERCLA federal law authorized the United States Environmental Protection Agency (EPA) to create a list of polluted locations requiring a long-term ...
Uranium mining in Colorado, United States, goes back to 1872, when pitchblende ore was taken from gold mines near Central City, Colorado. The Colorado uranium industry has seen booms and busts, but continues to this day. Not counting byproduct uranium from phosphate, Colorado is considered to have the third largest uranium reserves of any US ...
The Lindenmeier site is a stratified multi-component archaeological site most famous for its Folsom component. The former Lindenmeier Ranch is in the Soapstone Prairie Natural Area, in northeastern Larimer County, Colorado, United States. The site contains the most extensive Folsom culture campsite yet found with calibrated radiocarbon dates of ...