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The Abandoned Uranium Mines on the Navajo Nation were established as a Superfund site in 1994 in response to a Congressional hearing brought by the Navajo Nation on November 4, 1993. This hearing included the Environmental Protection Agency (EPA), the Department of Energy (DOE), and the Bureau of Indian Affairs (BIA).
The Navajo Nation has approved emergency legislation meant to strengthen a tribal law that regulates the transportation of radioactive material across the largest Native American reservation in ...
In 2017, the EPA, the Navajo Nation, and two affiliated subsidiaries of Freeport-McMoRan, Inc., entered into a settlement agreement for the cleanup of 94 abandoned uranium mines on the Navajo Nation. The settlement was valued at over $600 million, with the United States, on behalf of the Department of Interior and Department of Energy ...
A uranium producer has agreed to temporarily pause the transport of the mineral through the Navajo Nation after the tribe raised concerns about the possible effects that it could have on the ...
The Navajo Nation planned Tuesday to test a tribal law that bans uranium from being transported on its land by ordering tribal police to stop trucks carrying the mineral and return to the mine ...
From about 1962-1966 Kerr-McGee processed uranium at its oil refinery site in Cushing, Oklahoma. It received licenses in 1962 for processing uranium and thorium, and in 1963 for enriched uranium. In 1966 it stopped production. An attempt was made to move all regulated nuclear material to the company's new Cimarron facility at Crescent, OK.
An estimated 1.36 short tons (1.23 t) of uranium and 46 curies of alpha contaminants traveled 80 miles (130 km) downstream [8] to Navajo County, Arizona, and onto the Navajo Nation. [2] In addition to being radioactive and acidic, the spill contained toxic metals and sulfates. [ 9 ]
The United Nuclear Corporation (UNC) was a diversified nuclear mining, [9] development, [10] and applications [11] company based out of the United States.Formed in 1961 [10] [12] [13] as a joint venture between the Olin Mathieson Chemical Corporation, the Mallinckrodt Corporation of America, and the Nuclear Development Corporation of America, [10] the company is most well known today as the ...