1958 Soviet nuclear tests
{{short description|none}}
{{See also|List of nuclear weapons tests of the Soviet Union}}
{{Infobox nuclear weapons test
|name = 1958
|picture = Nuclear Blast Animation Rising Mushroom Cloud.gif
|picture_description = Nuclear blast animation
|country = Soviet Union
|test_site = Ground Zero, Semipalatinsk, Kazakhstan; NZ Area C, Sukhoy Nos, Novaya Zemlya, Russia; Western Kazakhstan
|period = 1958
|number_of_tests = 36
|test_type = air drop, atmospheric, high alt rocket (30–80 km)
|max_yield = {{convert|2.9|MtTNT|lk=in}}
|previous_series = 1957 Soviet nuclear tests
|next_series = 1961 Soviet nuclear tests
}}
{{GeoGroup|article=1958 Soviet nuclear tests}}
The Soviet Union's 1958 nuclear test series was a group of 36 nuclear tests conducted in 1958. These tests followed the 1957 Soviet nuclear tests series and preceded the 1961 Soviet nuclear tests series.
| air drop,
weapons development
|
| style="text-align:center;" | {{sort|000013000|1.3 kt}}
|
|
|-
! 51 (Joe 45){{anchor|51 (Joe 45)}}
| {{dts|format=dmy|1958|1|17}}
| style="text-align:center;" | ALMT (6 hrs)
|| Ground Zero, Semipalatinsk, Kazakhstan ~ {{coord|50.4|77.8|name=51 (Joe 45)|display=inline}}
| {{sort|000500|}}N/A + {{convert|500|m|abbr=on}}
| atmospheric,
weapons development
|
| style="text-align:center;" | {{sort|000005000|500 t}}
|
|
|-
! 52 (Joe 46){{anchor|52 (Joe 46)}}
| {{dts|format=dmy|1958|2|23}}
| style="text-align:center;" | MSK (3 hrs)
|| NZ Area C, Sukhoy Nos, Novaya Zemlya, Russia {{coord|74.3|53.8|name=52 (Joe 46)|display=inline}}
| {{sort|002500|}}0 + {{convert|2500|m|abbr=on}}
| air drop,
weapons development
| Product-49 TN R-12 Dvina Missile warhead
| style="text-align:center;" | {{sort|008600000|860 kt}}
|
|
|-
! 53 (Joe 47){{anchor|53 (Joe 47)}}
| {{dts|format=dmy|1958|2|27}} 07:59:??
| style="text-align:center;" | MSK (3 hrs)
|| NZ Area C, Sukhoy Nos, Novaya Zemlya, Russia {{coord|74.4|53.6|name=53 (Joe 47)|display=inline}}
| {{sort|002500|}}0 + {{convert|2500|m|abbr=on}}
| air drop,
weapons development
| TN
| style="text-align:center;" | {{sort|002500000|250 kt}}
|
|
|-
! 54 (Joe 48){{anchor|54 (Joe 48)}}
| {{dts|format=dmy|1958|2|27}} 10:24:??
| style="text-align:center;" | MSK (3 hrs)
|| NZ Area C, Sukhoy Nos, Novaya Zemlya, Russia {{coord|74.3|54|name=54 (Joe 48)|display=inline}}
| {{sort|000000|}}0 +
| air drop,
weapons development
| Product-255 TN R-13 warhead
| style="text-align:center;" | {{sort|015000000|1.5 Mt}}
|
|
|-
! 55 (Joe 49){{anchor|55 (Joe 49)}}
| {{dts|format=dmy|1958|3|13}}
| style="text-align:center;" | ALMT (6 hrs)
|| Ground Zero, Semipalatinsk, Kazakhstan ~ {{coord|50.4|77.8|name=55 (Joe 49)|display=inline}}
| {{sort|000755|}}{{convert|280|m|abbr=on}} + {{convert|475|m|abbr=on}}
| air drop,
weapons development
|
| style="text-align:center;" | {{sort|000012000|1.2 kt}}
|
|
|-
! unnumbered #2{{anchor|unnumbered #2}}
| {{dts|format=dmy|1958|3|13}}
| style="text-align:center;" | ALMT (6 hrs)
|| Ground Zero, Semipalatinsk, Kazakhstan ~ {{coord|50.4|77.8|name=unnumbered #2|display=inline}}
| {{sort|000280|}}{{convert|280|m|abbr=on}} +
| atmospheric,
|
| style="text-align:center;" | {{sort|000000000|less than 0.001 kt}}
|
|
|-
! 56 (Joe 51){{anchor|56 (Joe 51)}}
| {{dts|format=dmy|1958|3|14}}
| style="text-align:center;" | ALMT (6 hrs)
|| Ground Zero, Semipalatinsk, Kazakhstan ~ {{coord|50.4|77.8|name=56 (Joe 51)|display=inline}}
| {{sort|001310|}}{{convert|280|m|abbr=on}} + {{convert|1030|m|abbr=on}}
| air drop,
weapons development
|
| style="text-align:center;" | {{sort|000350000|35 kt}}
|
|
|-
! 57 (Joe 50){{anchor|57 (Joe 50)}}
| {{dts|format=dmy|1958|3|14}}
| style="text-align:center;" | MSK (3 hrs)
|| NZ Area C, Sukhoy Nos, Novaya Zemlya, Russia {{coord|74.25|54.33|name=57 (Joe 50)|display=inline}}
| {{sort|000000|}}0 +
| air drop,
fundamental science
|
| style="text-align:center;" | {{sort|000400000|40 kt}}
|
|
|-
! 58 (Joe 52){{anchor|58 (Joe 52)}}
| {{dts|format=dmy|1958|3|15}}
| style="text-align:center;" | ALMT (6 hrs)
|| Ground Zero, Semipalatinsk, Kazakhstan ~ {{coord|50.4|77.8|name=58 (Joe 52)|display=inline}}
| {{sort|001245|}}{{convert|280|m|abbr=on}} + {{convert|965|m|abbr=on}}
| air drop,
weapons development
|
| style="text-align:center;" | {{sort|000140000|14 kt}}
|
|
|-
! unnumbered #3{{anchor|unnumbered #3}}
| {{dts|format=dmy|1958|3|15}}
| style="text-align:center;" | ALMT (6 hrs)
|| Ground Zero, Semipalatinsk, Kazakhstan ~ {{coord|50.4|77.8|name=unnumbered #3|display=inline}}
| {{sort|000280|}}{{convert|280|m|abbr=on}} +
| atmospheric,
|
| style="text-align:center;" | {{sort|000000000|no yield}}
|
|
|-
! 59{{anchor|59}}
| {{dts|format=dmy|1958|3|18}}
| style="text-align:center;" | ALMT (6 hrs)
|| Ground Zero, Semipalatinsk, Kazakhstan ~ {{coord|50.4|77.8|name=59|display=inline}}
| {{sort|000570|}}{{convert|280|m|abbr=on}} + {{convert|290|m|abbr=on}}
| air drop,
fundamental science
|
| style="text-align:center;" | {{sort|000001600|160 t}}
|
|
|-
! 60 (Joe 53){{anchor|60 (Joe 53)}}
| {{dts|format=dmy|1958|3|20}}
| style="text-align:center;" | ALMT (6 hrs)
|| Ground Zero, Semipalatinsk, Kazakhstan ~ {{coord|50.4|77.8|name=60 (Joe 53)|display=inline}}
| {{sort|001295|}}{{convert|280|m|abbr=on}} + {{convert|1015|m|abbr=on}}
| air drop,
weapons development
|
| style="text-align:center;" | {{sort|000120000|12 kt}}
|
|
|-
! 61 (Joe 54){{anchor|61 (Joe 54)}}
| {{dts|format=dmy|1958|3|21}}
| style="text-align:center;" | MSK (3 hrs)
|| NZ Area C, Sukhoy Nos, Novaya Zemlya, Russia {{coord|74|60|name=61 (Joe 54)|display=inline}}
| {{sort|002500|}}0 + {{convert|2500|m|abbr=on}}
| air drop,
weapons development
| Product-49 TN R-12 Missile warhead
| style="text-align:center;" | {{sort|006500000|650 kt}}
|
|
|-
! 62 (Joe 55){{anchor|62 (Joe 55)}}
| {{dts|format=dmy|1958|3|22}}
| style="text-align:center;" | ALMT (6 hrs)
|| Ground Zero, Semipalatinsk, Kazakhstan ~ {{coord|50.4|77.8|name=62 (Joe 55)|display=inline}}
| {{sort|001695|}}{{convert|280|m|abbr=on}} + {{convert|1415|m|abbr=on}}
| air drop,
weapons development
|
| style="text-align:center;" | {{sort|000180000|18 kt}}
|
|
|-
! 63 (Joe 56){{anchor|63 (Joe 56)}}
| {{dts|format=dmy|1958|9|30}} 07:50:??
| style="text-align:center;" | MSK (3 hrs)
|| NZ Area C, Sukhoy Nos, Novaya Zemlya, Russia {{coord|73.75|54.75|name=63 (Joe 56)|display=inline}}
| {{sort|001500|}}0 + {{convert|1500|m|abbr=on}}
| air drop,
weapons development
| Product-49 TN R-12 Dvina missile warhead
| style="text-align:center;" | {{sort|012000000|1.2 Mt}}
|
|
|-
! 64 (Joe 57){{anchor|64 (Joe 57)}}
| {{dts|format=dmy|1958|9|30}} 09:55:??
| style="text-align:center;" | MSK (3 hrs)
|| NZ Area C, Sukhoy Nos, Novaya Zemlya, Russia {{coord|73.4|55|name=64 (Joe 57)|display=inline}}
| {{sort|002500|}}0 + {{convert|2500|m|abbr=on}}
| air drop,
weapons development
| Product-49 TN R-12 missile warhead
| style="text-align:center;" | {{sort|009000000|900 kt}}
|
|
|-
! 65 (Joe 58){{anchor|65 (Joe 58)}}
| {{dts|format=dmy|1958|10|2}} 08:00:??
| style="text-align:center;" | MSK (3 hrs)
|| NZ Area C, Sukhoy Nos, Novaya Zemlya, Russia ~ {{coord|73|55|name=65 (Joe 58)|display=inline}}
| {{sort|001620|}}0 + {{convert|1620|m|abbr=on}}
| atmospheric,
weapons development
| TN
| style="text-align:center;" | {{sort|002900000|290 kt}}
|
|
|-
! 66 (Joe 59){{anchor|66 (Joe 59)}}
| {{dts|format=dmy|1958|10|2}} 09:01:??
| style="text-align:center;" | MSK (3 hrs)
|| NZ Area C, Sukhoy Nos, Novaya Zemlya, Russia {{coord|73.63|57.5|name=66 (Joe 59)|display=inline}}
| {{sort|000000|}}0 +
| atmospheric,
fundamental science
|
| style="text-align:center;" | {{sort|000400000|40 kt}}
|
|
|-
! 67 (Joe 60){{anchor|67 (Joe 60)}}
| {{dts|format=dmy|1958|10|4}}
| style="text-align:center;" | MSK (3 hrs)
|| NZ Area C, Sukhoy Nos, Novaya Zemlya, Russia ~ {{coord|73|55|name=67 (Joe 60)|display=inline}}
| {{sort|000800|}}0 + {{convert|800|m|abbr=on}}
| atmospheric,
weapons development
|
| style="text-align:center;" | {{sort|000090000|9 kt}}
|
|
|-
! 68 (Joe 61){{anchor|68 (Joe 61)}}
| {{dts|format=dmy|1958|10|5}} 06:00:??
| style="text-align:center;" | MSK (3 hrs)
|| NZ Area C, Sukhoy Nos, Novaya Zemlya, Russia ~ {{coord|73|55|name=68 (Joe 61)|display=inline}}
| {{sort|001200|}}0 + {{convert|1200|m|abbr=on}}
| atmospheric,
weapons development
|
| style="text-align:center;" | {{sort|000150000|15 kt}}
|
|
|-
! 69 (Joe 62){{anchor|69 (Joe 62)}}
| {{dts|format=dmy|1958|10|6}}
| style="text-align:center;" | MSK (3 hrs)
|| NZ Area C, Sukhoy Nos, Novaya Zemlya, Russia ~ {{coord|73|55|name=69 (Joe 62)|display=inline}}
| {{sort|001200|}}0 + {{convert|1200|m|abbr=on}}
| air drop,
weapons development
|
| style="text-align:center;" | {{sort|000055000|5.5 kt}}
|
|
|-
! 70 (Joe 63){{anchor|70 (Joe 63)}}
| {{dts|format=dmy|1958|10|10}} 07:51:??
| style="text-align:center;" | MSK (3 hrs)
|| NZ Area C, Sukhoy Nos, Novaya Zemlya, Russia {{coord|73.63|54.25|name=70 (Joe 63)|display=inline}}
| {{sort|000000|}}0 +
| air drop,
weapons development
| TN
| style="text-align:center;" | {{sort|000680000|68 kt}}
|
|
|-
! 71 (Joe 64){{anchor|71 (Joe 64)}}
| {{dts|format=dmy|1958|10|12}} 07:53:34
| style="text-align:center;" | MSK (3 hrs)
|| NZ Area C, Sukhoy Nos, Novaya Zemlya, Russia {{coord|74.93|53.32|name=71 (Joe 64)|display=inline}}
| {{sort|000000|}}0 +
| air drop,
weapons development
| Product-255 TN R-13 missile warhead
| style="text-align:center;" | {{sort|014500000|1.5 Mt}}
|
|
|-
! 72 (Joe 65){{anchor|72 (Joe 65)}}
| {{dts|format=dmy|1958|10|15}} 07:51:14
| style="text-align:center;" | MSK (3 hrs)
|| NZ Area C, Sukhoy Nos, Novaya Zemlya, Russia {{coord|74|51.8|name=72 (Joe 65)|display=inline}}
| {{sort|002150|}}0 + {{convert|2150|m|abbr=on}}
| air drop,
weapons development
| Product-255 TN R-13 Missile warhead
| style="text-align:center;" | {{sort|015000000|1.5 Mt}}
|
|
|-
! 73 (Joe 66){{anchor|73 (Joe 66)}}
| {{dts|format=dmy|1958|10|18}} 09:51:06
| style="text-align:center;" | MSK (3 hrs)
|| NZ Area C, Sukhoy Nos, Novaya Zemlya, Russia {{coord|73.97|52.47|name=73 (Joe 66)|display=inline}}
| {{sort|000000|}}0 +
| air drop,
weapons development
| RDS-46 TN R-7 Semyorka missile warhead
| style="text-align:center;" | {{sort|029000000|2.9 Mt}}
|
|
|-
! 75 (Joe 67){{anchor|75 (Joe 67)}}
| {{dts|format=dmy|1958|10|19}}
| style="text-align:center;" | MSK (3 hrs)
|| NZ Area C, Sukhoy Nos, Novaya Zemlya, Russia ~ {{coord|73|55|name=75 (Joe 67)|display=inline}}
| {{sort|000900|}}0 + {{convert|900|m|abbr=on}}
| air drop,
weapons development
|
| style="text-align:center;" | {{sort|000000000|less than 0.001 kt}}
|
|
|-
! 74{{anchor|74}}
| {{dts|format=dmy|1958|10|19}} 07:27:??
| style="text-align:center;" | MSK (3 hrs)
|| NZ Area C, Sukhoy Nos, Novaya Zemlya, Russia ~ {{coord|73|55|name=74|display=inline}}
| {{sort|000000|}}0 +
| air drop,
fundamental science
|
| style="text-align:center;" | {{sort|000400000|40 kt}}
|
| A fizzle.
|-
! 76 (Joe 68){{anchor|76 (Joe 68)}}
| {{dts|format=dmy|1958|10|20}} 08:20:??
| style="text-align:center;" | MSK (3 hrs)
|| NZ Area C, Sukhoy Nos, Novaya Zemlya, Russia {{coord|73.58|54.3|name=76 (Joe 68)|display=inline}}
| {{sort|000000|}}0 +
| air drop,
weapons development
| TN
| style="text-align:center;" | {{sort|004400000|440 kt}}
|
|
|-
! 77 (Joe 69){{anchor|77 (Joe 69)}}
| {{dts|format=dmy|1958|10|21}}
| style="text-align:center;" | MSK (3 hrs)
|| NZ Area C, Sukhoy Nos, Novaya Zemlya, Russia ~ {{coord|73|55|name=77 (Joe 69)|display=inline}}
| {{sort|000570|}}0 + {{convert|570|m|abbr=on}}
| air drop,
weapons development
|
| style="text-align:center;" | {{sort|000020000|2 kt}}
|
|
|-
! 78 (Joe 70){{anchor|78 (Joe 70)}}
| {{dts|format=dmy|1958|10|22}} 08:21:04
| style="text-align:center;" | MSK (3 hrs)
|| NZ Area C, Sukhoy Nos, Novaya Zemlya, Russia {{coord|73.53|53.1|name=78 (Joe 70)|display=inline}}
| {{sort|002070|}}0 + {{convert|2070|m|abbr=on}}
| air drop,
weapons development
| RDS-46 TN R-7 Missile warhead
| style="text-align:center;" | {{sort|028000000|2.8 Mt}}
|
|
|-
! 79 (Joe 71){{anchor|79 (Joe 71)}}
| {{dts|format=dmy|1958|10|24}} 08:03:06
| style="text-align:center;" | MSK (3 hrs)
|| NZ Area C, Sukhoy Nos, Novaya Zemlya, Russia {{coord|73.68|54.97|name=79 (Joe 71)|display=inline}}
| {{sort|001525|}}0 + {{convert|1525|m|abbr=on}}
| air drop,
weapons development
| Product-49 TN R-12 missile warhead
| style="text-align:center;" | {{sort|010000000|1 Mt}}
|
|
|-
! 81{{anchor|81}}
| {{dts|format=dmy|1958|10|25}}
| style="text-align:center;" | MSK (3 hrs)
|| NZ Area C, Sukhoy Nos, Novaya Zemlya, Russia ~ {{coord|73|55|name=81|display=inline}}
| {{sort|000300|}}0 + {{convert|300|m|abbr=on}}
| air drop,
fundamental science
|
| style="text-align:center;" | {{sort|000000500|50 t}}
|
|
|-
! 80 (Joe 72){{anchor|80 (Joe 72)}}
| {{dts|format=dmy|1958|10|25}} 08:20:??
| style="text-align:center;" | MSK (3 hrs)
|| NZ Area C, Sukhoy Nos, Novaya Zemlya, Russia {{coord|74|55|name=80 (Joe 72)|display=inline}}
| {{sort|001500|}}0 + {{convert|1500|m|abbr=on}}
| air drop,
weapons development
| TN
| style="text-align:center;" | {{sort|001900000|190 kt}}
|
|
|-
! 82 (Joe 73){{anchor|82 (Joe 73)}}
| {{dts|format=dmy|1958|11|1}}
| style="text-align:center;" | URAT (5 hrs)
|| Launch from Kapustin Yar, Astrakhan {{coord|48.56956|45.90346|name=Launch_82 (Joe 73)|display=inline}}, elv: {{convert|0|+|0|m|abbr=on}};
Detonation over Western Kazakhstan ~ {{coord|49.3|48|name=82 (Joe 73)|display=inline}}
| {{sort|012000|}}N/A + {{convert|12|km}}
| high alt rocket (30–80 km),
weapon effect
|
| style="text-align:center;" | {{sort|000100000|10 kt}}
|
| Fired after agreed upon end of testing, caused Eisenhower to formally abrogate unilateral test ban, but US maintained ban anyway. R-5M rocket.
|-
! 83 (Joe 74){{anchor|83 (Joe 74)}}
| {{dts|format=dmy|1958|11|3}}
| style="text-align:center;" | URAT (5 hrs)
|| Launch from Kapustin Yar, Astrakhan {{coord|48.56956|45.90346|name=Launch_83 (Joe 74)|display=inline}}, elv: {{convert|0|+|0|m|abbr=on}};
Detonation over Western Kazakhstan ~ {{coord|49.3|48|name=83 (Joe 74)|display=inline}}
| {{sort|012000|}}N/A + {{convert|12|km}}
| high alt rocket (30–80 km),
weapon effect
|
| style="text-align:center;" | {{sort|000100000|10 kt}}
|
| Fired after agreed upon end of testing, caused Eisenhower to formally abrogate unilateral test ban, but US maintained ban anyway. R-5M rocket.
|}
{{reflist|group=note}}