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The British conducted testing in the Pacific Ocean at Malden Island and Kiritimati known at the time as Christmas Island (not to be confused with Christmas Island in the Indian Ocean) between 1957 and 1958. [2] These were airbursts mostly occurring over water or suspended a few hundred metres above the ground by balloon. [2]
Operation Totem was a pair of British atmospheric nuclear tests which took place at Emu Field in South Australia in October 1953. They followed the Operation Hurricane test of the first British atomic bomb, which had taken place at the Montebello Islands a year previously.
Obelisk at the Totem One test site. Emu Field (also Emu Junction or simply Emu) is the site of Operation Totem, a pair of nuclear tests conducted by the British Government in South Australia during October 1953. [1] The site was surveyed by Len Beadell in 1952. A village and airstrip were constructed for the subsequent testing program. [2]
Five tests were conducted at the K site at Emu Field, about 13 kilometres (8 mi) from the Operation Totem test site on 26 and 30 September and 6, 14 and 17 October 1953. [124] These experiments dispersed about 36 grams (1.3 oz) of beryllium and 407 curies (15,100 GBq) of polonium-210 into the surrounding area. [125]
The United Kingdom has conducted 45 tests (12 in Australian territory, including 3 in the Montebello Islands of Western Australia and 9 in mainland South Australia (7 at Maralinga and 2 at Emu Field); 9 in the Line Islands of the central Pacific (3 at Malden Island and 6 at Kiritimati/Christmas Island); and 24 in the U.S. as part of joint test ...
Satellite photo of the Montebello Islands, indicating the sites of the Operation Mosaic nuclear test detonations (G1 and G2) Operation Mosaic was a series of two British nuclear tests, called G1 and G2, conducted in the Montebello Islands in Western Australia on 16 May and 19 June 1956.
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The detonation produced a crater 1.9 km (6,200 ft) in diameter and 50 m (160 ft) deep where Elugelab had once been; [9] the blast and water waves from the explosion (some waves up to 6.1 m (20 ft) high) stripped the test islands clean of vegetation, as observed by a helicopter survey within 60 minutes after the test, by which time the mushroom ...