¥ XIGQNAdd¥ ANNOUNCED NUCLEAR TESTS Series Date (GCT) Location Tyre oF surst YIELD {KILOTONS) REMARKS Trinity July 16, 1945 Alamogordo, N. M. World War II Little Boy Fat Mou Tower 19 First nuclear detonation Aug. 5, 1945 Aug. 9, 1945 Wiroshima, Japan Nagasaki, Japun Air Air 12.5 22 June 30, 1946 July 24, 1946 Bikini Atoll Bikini Atel] Air Underwater Classified Classified Firat combat use Second combat uso Test of nuclear weapon effects on naval vessels Able Baker Sandstone X-ray Yoke Zebra Apr. 14, 1948 Apr. 30, 1948 May 14, 1948 Eniwetok Atoll Eniwetok Atoll Eniwetok Atoll Tower Tower Tower 37 49 18 Ranger Able Baker Easy Baker-2 Fox Jan, Jan, Feb, Feb. Feb. 27, 1951 28, 1951 1, 1951 2, 1951 6, 1951 Nevada test site Nevada test site Nevadatest site Nevadatestsite Nevada testsite Air Air Air Air Air 1 8 1 8 22 Greenhouse Dog Easy George Tem Apr. 7, 1951 Apr. 20, 1951 May 8, 1951 May 24, 1951 Eniwetok Atoll Eniwetok Atoll Eniwetok Atoll Eniwetok Atoll Tower Tower Tower Tower Classified 47 Classified Classified UNITED STATES TESTS Crossroads Buster-Jangle Able Baker Charlie Dog Easy Sugar Unel nele Cumbler-Snapper a First Commission teat aetics First tests held at Nevada test site Demonstrated thermonuclear principles Oct. 22, 195] Oct, Oct. Now New N ' ov. 28, 1951 30, 1951 1 1981 5 1981 i" 19, 1951 Nov. 29, 1951 Nevada testsile T Nevad i evada test aite Nevadatest site Nevadatestsite Nevada testsite el Air Air Air Air Nevadateatsite SOL 35 14 21 31 Surface Nevadatest site Under 12 ‘gTound 12 Apr. 1, 1952 Nevada test site oe “er n. toes Nevada test site Air Air 1 } Dog M, . ; "980 Nevada teat site Ait 31 Easy For MayYu7, Mt Nevadatest site George How June 5 1, 1952 Ju ; 1982 ay 25, 1952 ne 9, 1952 Naradatee ne Nevada test ai m Nevadatest: site Nevada testsite Air Tower m7 Power Tower Tower Tests of improved device designs Tests of improved device designs 19 12 nN 15 14 ¥ Mike King ited Kingdom Turricane Oct. 31, 1952 Noy. 15, 1952 ‘est No.3 Ain eo Classified Firet thermonuclear detonation FOREIGN TESTS Oct. 3, 1952 Monte Bello Islands, Australia Ship Aug. 29, 1949 Oct, 3, 1951 * Oct. 22, 1951 * U.S.S.R, U.S.S.R, Air Air Air ‘let Union “eat No.1 ‘est No. 2 Eniwetok Eniwetok Aol USSR, Kiloton range le of announcement; oot Beccssarily date of detonation. an =~ ww