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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.
The Rocky Mountain Arsenal National Wildlife Refuge is a 15,988-acre (24.981 sq mi) National Wildlife Refuge located adjacent to Denver and Commerce City, Colorado, in the United States. It is approximately 8 miles (13 km) northeast of downtown Denver .
The U.S. began to research safer disposal methods for chemical weapons in the 1970s, destroying several thousand tons of mustard gas by incineration at Rocky Mountain Arsenal and nearly 4,200 tons of nerve agent by chemical neutralization at Tooele Army Depot and Rocky Mountain Arsenal. [15]
Worker holding plutonium "button" in glove box Precision plutonium foundry mold, 1959 Room damaged by 1969 Rocky Flats Fire Control panel, Critical Mass Laboratory, 1970. The Rocky Flats Plant was a United States manufacturing complex that produced nuclear weapons parts in the western United States, near Denver, Colorado. [2]
In 1972 there were still more than 21,000 M34 cluster munitions stored at the Rocky Mountain Arsenal, near Denver, Colorado. [2] Between 1973 and 1976 the Army began destroying these munitions under the auspices of Project Eagle. [3]
The Basin F Interim Response Action began in March 1988 and involved the transfer by tank truck of 4 million US gallons (15,000 m 3) of Basin F liquid to three 1.3 million US gallons (4,900 m 3) holding tanks and approximately 6.5 million US gallons (25,000 m 3) to a double-lined holding pond.
Mar. 18—A group is asking the Colorado Court of Appeals to reverse the dismissal of their lawsuit meant to stop Boulder from building an underpass connecting trails in Boulder and Boulder County ...
The Rocky Flats National Wildlife Refuge opened to the public on September 15, 2018. [97] In 2015 Rocky Mountain Downwinders was founded to study health effects in people who lived east of the facility while it was operational. The group set up an online health survey conducted by Metropolitan State University of Denver.