List of nuclear weapons tests of the Soviet Union

The following is a list of the nuclear weapons tests conducted by the Soviet Union between 1949 and 1962, and some remarks on the later tests.

The number of tests in each year is shown below in red:



1964–1990
Apart from weapons tests (not listed here) there has been:
 * Chagan, January 15, 1965: large cratering experiment as part of Nuclear Explosions for the National Economy program.

The last Soviet test took place on October 24, 1990. After the dissolution of the USSR in 1992, Russia inherited their former nuclear stockpile, but has not conducted any nuclear tests.