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Nuclear testing at Bikini Atoll consisted of the detonation of 23 (or 24 [a]) nuclear weapons by the United States between 1946 and 1958 on Bikini Atoll in the Marshall Islands. Tests occurred at 7 test sites on the reef itself, on the sea, in the air, and underwater. [ 2 ]
Bikini Atoll had previously hosted nuclear testing in 1946 as part of Operation Crossroads where the world's fourth and fifth atomic weapons were detonated in Bikini Lagoon. Since then, American nuclear weapons testing had moved to the Enewetak Atoll to take advantage of generally larger islands and deeper water.
The cover to the Project 4.1 Final Report, "Study of Response of Human Beings Accidentally Exposed to Significant Fallout Radiation." Project 4.1 was the designation for a medical study and experimentation conducted by the United States of those residents of the Marshall Islands exposed to radioactive fallout from the March 1, 1954 Castle Bravo nuclear test at Bikini Atoll, which had an ...
Operation Redwing was a United States series of 17 nuclear test detonations from May to July 1956. They were conducted at Bikini and Enewetak atolls by Joint Task Force 7 (JTF7). [1] The entire operation followed Project 56 and preceded Project 57. The primary intention was to test new, second-generation thermonuclear weapons.
First nuclear weapons test, conducted as part of the Manhattan Project. Tested the Mark 3 Fat Man design. Crossroads: 1946 2: 2: 2: 21 42: First postwar test series. Sandstone: 1948 3: 3: 3: 18 to 49 104: The first use of "levitated" cores made of oralloy. Tested components for Mark 4 design. Ranger: 1951 5: 5: 5: 1 to 22 40: First tests at the ...
The nuclear weapons testing at Bikini Atoll program was a series of 23 nuclear devices detonated by the United States between 1946 and 1958 at seven test sites. The test weapons were detonated on the reef itself, on the sea, in the air and underwater [ 22 ] with a combined fission yield of about 77 Mt .
Nuclear testing at Bikini Atoll (1946−1958) — conducted at Bikini Atoll of the Marshall Islands, then part of the U.S. Trust Territory of the Pacific Islands. Subcategories This category has only the following subcategory.
The Pacific Proving Grounds was the name given by the United States government to a number of sites in the Marshall Islands and a few other sites in the Pacific Ocean at which it conducted nuclear testing between 1946 and 1962. The U.S. tested a nuclear weapon (codenamed Able) on Bikini Atoll on June 30, 1946.