60 



TRANSURANIC ELEMENTS IN THE ENVIRONMENT 



TABLE 3 Union of Soviet Socialist Republics Nuclear Detonations 



Date 



Type 



Yield 



Cloud 

 top, ft 



Location 



Aug. 29, 1949 



Oct. 3, 1951* 

 Oct. 22, 1951* 



Aug. 12, 1953 

 Aug. 23, 1953 



Oct. 26, 1954* 



Aug. 4, 1955* 

 Sept. 24, 1955* 

 Nov. 10, 1955* 

 Nov. 23, 1955* Air 



Mar. 21, 1956* 

 Apr. 2, 1956* 

 Aug. 24, 1956 

 Aug. 30, 1956 

 Sept. 2, 1956 

 Sept. 10, 1956 

 Nov. 17, 1956 



Jan. 19, 1957 

 Mar. 8, 1957 

 Apr. 3, 1957 

 Apr. 6, 1957 

 Apr. 10, 1957 

 Apr. 12, 1957 

 Apr. 16, 1957 

 Aug. 22, 1957 

 Sept. 9, 1957* 

 Sept. 24, 195 7 

 Oct. 6, 1957 

 Oct. 10, 1957 

 Dec. 28, 1957 



Feb. 23, 1958 

 Feb. 27, 1958 

 Feb. 27, 1958 

 Mar. 14, 1958 

 Mar. 14, 1958 

 Mar. 15, 1958 

 Mar. 20, 1958 

 Mar. 21, 1958 

 Mar. 22, 1958 

 Sept. 30, 1958 

 Sept. 30, 1958 

 Oct. 2, 1958 

 Oct. 5, 1958 

 Oct. 10, 1958 

 Oct. 12, 1958 

 Oct. 15, 1958 

 Oct. 18, 1958 

 Oct. 19,1958 



Thermonuclear 

 Fission 



Megaton range 



<1 Mt 



Large 



Large 



Large 



Large 



Substantial size 

 Moderate intensity 

 Megaton range 

 Thermonuclear 

 Small explosion 



Megaton range 



Megaton range 



Large 



Below megaton range 



Below megaton range 



Below megaton range 



Small range 



Medium range 

 Moderate to high 

 Moderate to high 

 Moderate 



Relatively largef 



Largef 



Largef 



Largef 



Small 



U.S.S.R. 



U.S.S.R. 

 U.S.S.R. 



U.S.S.R. 

 U.S.S.R. 



U.S.S.R. 



U.S.S.R. 

 U.S.S.R. 

 U.S.S.R. 

 U.S.S.R. 



U.S.S.R. 



U.S.S.R. 



Siberia 



Siberia 



U.S.S.R. 



U.S.S.R. 



U.S.S.R. 



U.S.S.R. 



U.S.S.R. 



U.S.S.R. 



U.S.S.R. 



U.S.S.R. 



U.S.S.R. 



Siberia 



Siberia 



Siberia 



Arctic 



U.S.S.R. 



Arctic 



Siberia 



Arctic 



Arctic 



Arctic 



Arctic 



Siberia 



Siberia 



Siberia 



Arctic 



Arctic 



Arctic 



Arctic 



Arctic 



Arctic 



Arctic 



Arctic 



Arctic 



Arctic 



Arctic 



