Operation Emery

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Operation Emery
Operation Emery - Baneberry.jpg
Unexpected venting from the Baneberry nuclear test
Information
Country United States
Test site NTS Area 12, Rainier Mesa; NTS, Areas 1-4, 6-10, Yucca Flat
Period 1970-1971
Number of tests 16
Test type underground shaft, underground tunnel
Max. yield 220 kilotonnes of TNT (920 TJ)
Navigation
Previous test series Operation Mandrel
Next test series Operation Grommet

The United States's Emery nuclear test series[1] was a group of 16 nuclear tests conducted in 1970-1971. These tests [note 1] followed the Operation Mandrel series and preceeded the Operation Grommet series.

United States' Emery 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
Scree-Acajou - 1 13 October 1970 15:05:00.02 PST (-8 hrs)
NTS Area U9itsx24 37°08′15″N 116°02′06″W / 37.1374°N 116.03491°W / 37.1374; -116.03491 (Scree-Acajou - 1) 1,269 m (4,163 ft) - 249.33 m (818.0 ft) underground shaft,
weapons development
1 kt Venting detected on site, 11 Ci (410 GBq) [3][4][5][6][7][1] Simultaneous, separate holes.
Scree-Alhambra - 2 13 October 1970 15:05:00.02 PST (-8 hrs)
NTS Area U9itsz21 37°08′03″N 116°01′57″W / 37.13406°N 116.0324°W / 37.13406; -116.0324 (Scree-Alhambra - 2) 1,273 m (4,177 ft) - 192 m (630 ft) underground shaft,
weapons development
2 kt Venting detected on site [3][8][4][6][7][1] Simultaneous, separate holes.
Scree-Chamois - 3 13 October 1970 15:05:00.02 PST (-8 hrs)
NTS Area U9itsz24 37°08′14″N 116°01′56″W / 37.13733°N 116.03217°W / 37.13733; -116.03217 (Scree-Chamois - 3) 1,275 m (4,183 ft) + underground shaft,
safety experiment
less than 20 kt Venting detected on site [3][6][7][1] Simultaneous, separate holes.
Tijeras 14 October 1970 14:30:00.04 PST (-8 hrs)
NTS Area U7y 37°04′15″N 116°00′20″W / 37.07085°N 116.00566°W / 37.07085; -116.00566 (Tijeras) 1,249 m (4,098 ft) - 560.62 m (1,839.3 ft) underground shaft,
weapons development
89 kt [9][10][6][7][1]
Truchas-Chacon - 1 28 October 1970 14:30:00.03 PST (-8 hrs)
NTS Area U3hn 37°00′50″N 116°01′07″W / 37.01401°N 116.01867°W / 37.01401; -116.01867 (Truchas-Chacon - 1) 1,182 m (3,878 ft) - 118.38 m (388.4 ft) underground shaft,
safety experiment
unknown yield Venting detected on site [3][6][7][1] Simultaneous, separate holes.
Truchas-Chamisal - 2 28 October 1970 14:30:00.04 PST (-8 hrs)
NTS Area U3ho 37°00′50″N 116°01′05″W / 37.01398°N 116.01799°W / 37.01398; -116.01799 (Truchas-Chamisal - 2) 1,182 m (3,878 ft) - 118 m (387 ft) underground shaft,
safety experiment
unknown yield Venting detected on site, 3 Ci (110 GBq) [3][4][6][7][1] Simultaneous, separate holes.
Truchas-Rodarte - 3 28 October 1970 14:30:00.04 PST (-8 hrs)
NTS Area U3hm 37°00′53″N 116°01′12″W / 37.01479°N 116.02007°W / 37.01479; -116.02007 (Truchas-Rodarte - 3) 1,183 m (3,881 ft) + underground shaft,
weapons development
8 kt Venting detected on site [3][6][7][1] Simultaneous, separate holes.
Abeytas 5 November 1970 15:00:00.04 PST (-8 hrs)
NTS Area U3gx 37°01′46″N 116°00′45″W / 37.02947°N 116.01244°W / 37.02947; -116.01244 (Abeytas) 1,188 m (3,898 ft) - 393.46 m (1,290.9 ft) underground shaft,
weapons development
20 kt [9][10][6][7][1]
Penasco 19 November 1970 15:00:00.04 PST (-8 hrs)
NTS Area U3hl 37°00′53″N 116°01′00″W / 37.01474°N 116.01665°W / 37.01474; -116.01665 (Penasco) 1,183 m (3,881 ft) - 270.92 m (888.8 ft) underground shaft,
weapons development
2 kt [8][5][6][7][1]
Carrizozo - 1 (with Corazon) 3 December 1970 15:07:00.0 PST (-8 hrs)
NTS Area U3hr 37°00′22″N 116°02′27″W / 37.00608°N 116.04079°W / 37.00608; -116.04079 (Carrizozo - 1) 1,183 m (3,881 ft) + underground shaft,
weapons development
less than 20 kt [6][7][1]
Corazon - 2 (with Corrizozo) 3 December 1970 15:07:00.04 PST (-8 hrs)
NTS Area U3ha 37°00′07″N 116°02′19″W / 37.00202°N 116.03865°W / 37.00202; -116.03865 (Corazon - 2) 1,180 m (3,870 ft) - 241.12 m (791.1 ft) underground shaft,
weapons development
100 t [5][6][7][1]
Artesia 16 December 1970 16:00:00.09 PST (-8 hrs)
NTS Area U7x 37°06′00″N 116°00′32″W / 37.10012°N 116.00881°W / 37.10012; -116.00881 (Artesia) 1,302 m (4,272 ft) - 484.83 m (1,590.6 ft) underground shaft,
weapons development
45 kt [10][6][7][1]
Avens-Alkermes - 2 16 December 1970 16:00:00.17 PST (-8 hrs)
NTS Area U9itsu24 37°08′15″N 116°02′21″W / 37.13737°N 116.03903°W / 37.13737; -116.03903 (Avens-Alkermes - 2) 1,262 m (4,140 ft) + underground shaft,
weapons development
4 kt Venting detected on site [3][6][7][1] Simultaneous, separate holes.
Avens-Andorre - 1 16 December 1970 16:00:00.17 PST (-8 hrs)
NTS Area U9itst28 37°08′30″N 116°02′26″W / 37.14173°N 116.04053°W / 37.14173; -116.04053 (Avens-Andorre - 1) 1,264 m (4,147 ft) + underground shaft,
weapons development
4 kt Venting detected on site [3][6][7][1] Simultaneous, separate holes.
Avens-Asamite - 3 16 December 1970 16:00:00.17 PST (-8 hrs)
NTS Area U9itsw21 37°08′03″N 116°02′11″W / 37.13406°N 116.03632°W / 37.13406; -116.03632 (Avens-Asamite - 3) 1,264 m (4,147 ft) + underground shaft,
weapons development
4 kt Venting detected on site [3][6][7][1] Simultaneous, separate holes.
Avens-Cream - 4 16 December 1970 16:00:00.17 PST (-8 hrs)
NTS Area U9itsx29 37°08′34″N 116°02′06″W / 37.1428°N 116.03502°W / 37.1428; -116.03502 (Avens-Cream - 4) 1,271 m (4,170 ft) - 292.91 m (961.0 ft) underground shaft,
weapons development
20 kt Venting detected on site, 66 Ci (2,400 GBq) [3][4][10][6][7][1] Simultaneous, separate holes.
Canjilon 16 December 1970 16:00:00.05 PST (-8 hrs)
NTS Area U3fq 37°04′21″N 116°01′33″W / 37.07247°N 116.02586°W / 37.07247; -116.02586 (Canjilon) 1,227 m (4,026 ft) - 302.19 m (991.4 ft) underground shaft,
weapons development
less than 20 kt [6][7][1]
Carpetbag 17 December 1970 16:05:00.16 PST (-8 hrs)
NTS Area U2dg 37°07′46″N 116°05′01″W / 37.12931°N 116.08365°W / 37.12931; -116.08365 (Carpetbag) 1,284 m (4,213 ft) - 661.42 m (2,170.0 ft) underground shaft,
weapons development
220 kt Venting detected, 5 Ci (180 GBq) [3][4][10][6][7][1]
Baneberry 18 December 1970 15:30:00.2 PST (-8 hrs)
NTS Area U8d 37°10′23″N 116°05′59″W / 37.17309°N 116.09973°W / 37.17309; -116.09973 (Baneberry) 1,367 m (4,485 ft) - 277.98 m (912.0 ft) underground shaft,
weapons development
10 kt Venting detected off site, 6.7 MCi (250 PBq) [3][11][4][10][6][7][1] 6 month moratorium caused by 6.7 MCi (250 PBq) escaped radiation in this test.
Embudo 16 June 1971 14:50:00.04 PST (-8 hrs)
NTS Area U3hd 37°01′59″N 116°00′52″W / 37.03318°N 116.01435°W / 37.03318; -116.01435 (Embudo) 1,191 m (3,907 ft) - 303.06 m (994.3 ft) underground shaft,
weapons development
18 kt [5][10][6][7][1]
Dexter 23 June 1971 14:00:00.04 PST (-8 hrs)
NTS Area U3hs 37°00′47″N 116°01′02″W / 37.01319°N 116.01716°W / 37.01319; -116.01716 (Dexter) 1,182 m (3,878 ft) - 119.94 m (393.5 ft) underground shaft,
safety experiment
less than 20 kt [6][7][1]
Laguna 23 June 1971 15:30:00.04 PST (-8 hrs)
NTS Area U3fd 37°01′19″N 116°01′24″W / 37.02195°N 116.02345°W / 37.02195; -116.02345 (Laguna) 1,186 m (3,891 ft) - 454.92 m (1,492.5 ft) underground shaft,
weapons development
20 kt [9][10][6][7][1]
Harebell 24 June 1971 14:00:00.16 PST (-8 hrs)
NTS Area U2br 37°08′48″N 116°04′04″W / 37.14665°N 116.0677°W / 37.14665; -116.0677 (Harebell) 1,287 m (4,222 ft) - 518.77 m (1,702.0 ft) underground shaft,
weapons development
38 kt Venting detected, 840 Ci (31,000 GBq) [3][4][10][6][7][1]
Camphor 29 June 1971 18:30:00.16 PST (-8 hrs)
NTS Area U12g.10 37°10′36″N 116°12′45″W / 37.17673°N 116.21237°W / 37.17673; -116.21237 (Camphor) 2,289 m (7,510 ft) - 423.67 m (1,390.0 ft) underground tunnel,
weapon effect
20 kt Venting detected on site, 220 Ci (8,100 GBq) [3][4][6][7][1]

References[edit]

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  9. ^ a b c 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 
  10. ^ a b c d e f g h i Bolt, Bruce A. (1976), Nuclear Explosions and Earthquakes: The Parted Veil, San Francisco, CA: W.H. Freeman and Co. 
  11. ^ Sublette, Carey, Nuclear Weapons Archive, retrieved 2014-01-06