Operation Julin

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Julin
Information
Country United States
Test site NTS Area 12, Rainier Mesa; NTS Area 19, 20, Pahute Mesa; NTS, Areas 1-4, 6-10, Yucca Flat
Period 1991-1992
Number of tests 7
Test type underground shaft, underground tunnel
Max. yield 100 kilotonnes of TNT (420 TJ)
Navigation
Previous test series Operation Sculpin

The United States's Julin nuclear test series[1] was a group of 7 nuclear tests conducted in 1991-1992. These tests [note 1] followed the Operation Sculpin series .

United States' Julin series tests and detonations
Name [note 2] Date time (UT) Local time zone [note 3][2] Location [note 4] Elevation + height [note 5] Delivery [note 6]
Purpose [note 7]
Device [note 8] Yield [note 9] Fallout [note 10] References Notes
Lubbock 18 October 1991 19:12:00.0 PST (-8 hrs)
NTS Area U3mt 37°03′48″N 116°02′46″W / 37.06338°N 116.04616°W / 37.06338; -116.04616 (Lubbock) 1,213 m (3,980 ft) - 457.2 m (1,500 ft) underground shaft,
weapons development
53 kt Venting detected, 0.1 Ci (3.7 GBq) [3][4][5][6][1]
Junction 26 March 1992 16:30:00.0 PST (-8 hrs)
NTS Area U19bg 37°16′21″N 116°21′38″W / 37.27241°N 116.36065°W / 37.27241; -116.36065 (Junction) 2,013 m (6,604 ft) - 622 m (2,041 ft) underground shaft,
weapons development
100 kt [5][6][1] Treaty verification test.
Diamond Fortune 30 April 1992 16:30:00.0 PST (-8 hrs)
NTS Area U12p.05 37°14′03″N 116°09′30″W / 37.23413°N 116.15823°W / 37.23413; -116.15823 (Diamond Fortune) 1,656 m (5,433 ft) - 236 m (774 ft) underground tunnel,
weapon effect
3 kt Venting detected, 0.2 Ci (7.4 GBq) [4][5][6][1]
Victoria 19 June 1992 16:45:00.0 PST (-8 hrs)
NTS Area U3kv 37°00′19″N 116°00′40″W / 37.00537°N 116.01101°W / 37.00537; -116.01101 (Victoria) 1,179 m (3,868 ft) - 244 m (801 ft) underground shaft,
weapons development
80 t [7][5][6][1]
Galena-Green - 3 23 June 1992 15:00:00.07 PST (-8 hrs)
NTS Area U9cv 37°07′26″N 116°01′56″W / 37.12384°N 116.03232°W / 37.12384; -116.03232 (Galena-Green - 3) 1,269 m (4,163 ft) + underground shaft,
safety experiment
less than 5 kt [5][6][1] Simultaneous, same hole.
Galena-Orange - 2 23 June 1992 15:00:00.07 PST (-8 hrs)
NTS Area U9cv 37°07′26″N 116°01′56″W / 37.12384°N 116.03232°W / 37.12384; -116.03232 (Galena-Orange - 2) 1,269 m (4,163 ft) + underground shaft,
safety experiment
less than 5 kt [5][6][1] Simultaneous, same hole.
Galena-Yellow - 1 23 June 1992 15:00:00.072 PST (-8 hrs)
NTS Area U9cv 37°07′26″N 116°01′56″W / 37.12384°N 116.03232°W / 37.12384; -116.03232 (Galena-Yellow - 1) 1,269 m (4,163 ft) - 400 m (1,300 ft) underground shaft,
weapons development
less than 5 kt [5][6][1] Simultaneous, same hole.
Hunters Trophy 18 September 1992 17:00:00.078 PST (-8 hrs)
NTS Area U12n.24 37°12′25″N 116°12′39″W / 37.20687°N 116.21085°W / 37.20687; -116.21085 (Hunters Trophy) 1,827 m (5,994 ft) - 385.3 m (1,264 ft) underground tunnel,
weapon effect
4 kt Venting detected, 1 Ci (37 GBq) [3][4][5][6][1]
Divider 23 September 1992 15:04:00.0 PST (-8 hrs)
NTS Area U3ml 37°01′14″N 115°59′20″W / 37.02063°N 115.98878°W / 37.02063; -115.98878 (Divider) 1,208 m (3,963 ft) - 426 m (1,398 ft) underground shaft,
weapons development
5 kt Venting detected, 0.1 Ci (3.7 GBq) [4][5][6][1] Last U.S. nuclear test; "test to ensure safety of deterrent forces".

References[edit]

  1. ^ a b c d e f g h i j Yang, Xiaoping; North, Robert; Romney, Carl (August 2000), CMR Nuclear Explosion Database (Revision 3), SMDC Monitoring Research 
  2. ^ "Timezone Historical Database". iana.com. Retrieved 2014 March 08. 
  3. ^ a b Hechanova, Anthony E.; O'Donnell, James E. (1998-09-25), Estimates of yield for nuclear tests impacting the groundwater at the Nevada Test Site, Nuclear Science and Technology Division 
  4. ^ a b c d Radiological Effluents Released from U.S. Continental Tests 1961 Through 1992 (DOE/NV-317 Rev. 1), DOE Nevada Operations Office, retrieved 2013-10-31 
  5. ^ a b c d e f g h i Official list of underground nuclear explosions, Sandia National Laboratories, 1994-07-01, retrieved 2013-12-18 
  6. ^ a b c d e f g h i United States Nuclear Tests: July 1945 through September 1992 (DOE/NV-209 REV15), Las Vegas, NV: Department of Energy, Nevada Operations Office, 2000-12-01, retrieved 2013-12-18 
  7. ^ Norris, Robert Standish; Cochran, Thomas B. (1 February 1994), "United States nuclear tests, July 1945 to 31 December 1992 (NWD 94-1)", Nuclear Weapons Databook Working Paper (Washington, DC: Natural Resources Defense Council), retrieved 2013-10-26