List of nuclear weapons tests
Most powerful tests
The following list contains all known nuclear tests conducted with a yield of 1.4 Mt TNT equivalent and more.

List of nuclear weapons tests

Section Title: Most powerful tests
Table Section Text: The following list contains all known nuclear tests conducted with a yield of 1.4 Mt TNT equivalent and more.

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	missile warhead	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

March 1, 1954	15	ground	USA	Bikini Atoll	Castle Bravo

May 5, 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	Enewetak Atoll	Ivy Mike

August 25, 1962	10.0	air drop	Soviet Union	Novaya Zemlya	Test #158

September 19, 1962	10.0	air drop	Soviet Union	Novaya Zemlya	Test #168

July 11, 1958	9.3	barge	USA	Bikini Atoll	Poplar

June 28, 1958	8.9	barge	USA	Enewetak Atoll	Oak

October 30, 1962	8.3	air drop	USA	Johnston Atoll	Housatonic

October 22, 1962	8.2	air drop	Soviet Union	Novaya Zemlya	Test #183

June 27, 1962	7.7	air drop	USA	Kiritimati	Bighorn

April 25, 1954	6.9	barge	USA	Bikini Atoll	Castle Union

July 20, 1956	5.0	barge	USA	Bikini Atoll	Tewa

October 31, 1961	5.0	air drop	Soviet Union	Novaya Zemlya	Test #131

November 6, 1971	4.8	underground shaft	USA	Amchitka	Cannikin

July 10, 1956	4.5	barge	USA	Bikini Atoll	Navajo

August 27, 1962	4.2	air drop	Soviet Union	Novaya Zemlya	Test #160

October 6, 1961	4.0	air drop	Soviet Union	Novaya Zemlya	Test #114

October 27, 1973	4.0	underground shaft	Soviet Union	Novaya Zemlya	Test #392

November 17, 1976	4.0	air drop	China	Lop Nur	Test (21)

July 11, 1962	3.9	parachuted	USA	Kiritimati	Pamlico

May 20, 1956	3.8	free air drop	USA	Bikini Atoll	Cherokee

August 1, 1958	3.8	high alt rocket	USA	Johnston Atoll	Teak

August 12, 1958	3.8	high alt rocket	USA	Johnston Atoll	Orange

September 12, 1973	3.8	underground tunnel	Soviet Union	Novaya Zemlya	Test #385 - 1

May 27, 1956	3.5	dry surface	USA	Bikini Atoll	Zuni

October 14, 1970	3.4	air drop	China	Lop Nur	CHIC-11

September 16, 1962	3.3	air drop	Soviet Union	Novaya Zemlya	Test #166

June 17, 1967	3.3	parachuted	China	Lop Nur	CHIC-6

September 15, 1962	3.1	air drop	Soviet Union	Novaya Zemlya	Test #165

December 25, 1962	3.1	air drop	Soviet Union	Novaya Zemlya	Test #220

April 28, 1958	3.0	air drop	UK	Kiritimati	Grapple Y

October 4, 1961	3.0	air drop	Soviet Union	Novaya Zemlya	Test #113

June 10, 1962	3.0	free air drop	USA	Kiritimati	Yeso

December 27, 1968	3.0	air drop	China	Lop Nur	CHIC-8

September 29, 1969	3.0	air drop	China	Lop Nur	CHIC-10

June 27, 1973	3.0	air drop	China	Lop Nur	Test (15)

October 6, 1957	2.9	air drop	Soviet Union	Novaya Zemlya	Test #47

October 18, 1958	2.9	air drop	Soviet Union	Novaya Zemlya	Test #73

October 22, 1958	2.8	air drop	Soviet Union	Novaya Zemlya	Test #78

August 20, 1962	2.8	air drop	Soviet Union	Novaya Zemlya	Test #152

September 10, 1961	2.7	air drop	Soviet Union	Novaya Zemlya	90 Vozduj

August 24, 1968	2.6	balloon	France	Fangataufa	Canopus

September 27, 1971	2.5	underground tunnel	Soviet Union	Novaya Zemlya	Test #345 - 1

September 21, 1962	2.4	air drop	Soviet Union	Novaya Zemlya	Test #169

November 2, 1974	2.3	underground shaft	Soviet Union	Novaya Zemlya	Test #411

October 14, 1970	2.2	underground tunnel	Soviet Union	Novaya Zemlya	Test #327 - 1

July 26, 1958	2.0	barge	USA	Enewetak Atoll	Pine

July 8, 1956	1.9	barge	USA	Enewetak Atoll	Apache

September 8, 1962	1.9	high alt rocket	Soviet Union	Novaya Zemlya	164 Tyulpan

March 26, 1970	1.9	underground shaft	USA	Nevada	Handley

November 8, 1957	1.8	air drop	UK	Kiritimati	Grapple X

May 13, 1954	1.7	barge	USA	Enewetak Atoll	Nectar

November 22, 1955	1.6	air drop	Soviet Union	Semipalatinsk	24 Binarnaya

September 24, 1957	1.6	air drop	Soviet Union	Novaya Zemlya	Test #45

August 22, 1962	1.6	air drop	Soviet Union	Novaya Zemlya	Test #154

October 18, 1962	1.6	parachuted	USA	Johnston Atoll	Chama

February 27, 1958	1.5	air drop	Soviet Union	Novaya Zemlya	Test #54

June 14, 1958	1.5	barge	USA	Enewetak Atoll	Walnut

October 12, 1958	1.5	air drop	Soviet Union	Novaya Zemlya	Test #71

October 15, 1958	1.5	air drop	Soviet Union	Novaya Zemlya	Test #72

September 20, 1961	1.5	high alt rocket	Soviet Union	Novaya Zemlya	106 Volga1

October 20, 1961	1.5	high alt rocket	Soviet Union	Novaya Zemlya	121 Raduga

November 4, 1961	1.5	air drop	Soviet Union	Novaya Zemlya	Test #140

May 11, 1958	1.4	barge	USA	Bikini Atoll	Fir

May 12, 1958	1.4	dry surface	USA	Enewetak Atoll	Koa

July 9, 1962	1.4	space rocket	USA	Johnston Atoll	Starfish Prime

September 18, 1962	1.4	air drop	Soviet Union	Novaya Zemlya	Test #167

Sentence(s)

Tyulpan (#164, September 8, 1962, tested at Novaya Zemlya).

final_sentence: Tyulpan (#164, September 8, 1962, tested at Novaya Zemlya).