List of nuclear weapons tests
List of most powerful nuclear tests
Columns: Date (GMT) | Yield (megatons) | Deployment | Country | Test Site | Name or Number
October 30, 1961 | 50 | parachute air drop | Soviet Union | Novaya Zemlya | Tsar Bomba , Test #130 | December 24, 1962 | 24.2 | air drop | Soviet Union | Novaya Zemlya | Test #219 | August 5, 1962 | 21.1 | air drop | Soviet Union | Novaya Zemlya | Test #147 | September 27, 1962 | 20.0 | air drop | Soviet Union | Novaya Zemlya | Test #174 | September 25, 1962 | 19.1 | air drop | Soviet Union | Novaya Zemlya | Test #173 | February 28, 1954 | 15 | ground | USA | Bikini Atoll | Castle Bravo | May 4, 1954 | 13.5 | barge | USA | Bikini Atoll | Castle Yankee | October 23, 1961 | 12.5 | air drop | Soviet Union | Novaya Zemlya | Test #123 | March 26, 1954 | 11.0 | barge | USA | Bikini Atoll | Castle Romeo | October 31, 1952 | 10.4 | ground | USA | Eniwetok | Ivy Mike | August 25, 1962 | 10.0 | air drop | Soviet Union | Novaya Zemlya | Test #158