Operation Grenadier facts for kids
Quick facts for kids Grenadier |
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|---|---|
| Information | |
| Country | United States |
| Period | 1984–1985 |
| Number of tests | 16 |
| Test type | underground shaft, tunnel |
| Max. yield | 150 kilotonnes of TNT (630 TJ) |
Operation Grenadier was a series of 16 nuclear tests conducted by the United States in 1984–1985 at the Nevada Test Site. These tests followed the Operation Fusileer series and preceded the Operation Charioteer series.
| Name | Date time (UT) | Local time zone | Location | Elevation + height | Delivery Purpose |
Device | Yield | Fallout | References | Notes |
|---|---|---|---|---|---|---|---|---|---|---|
| Vermejo | October 2, 1984 18:14:00.103 | PST (–8 hrs) |
NTS Area U4r 37°05′07″N 116°03′13″W / 37.08516°N 116.0537°W | 1,229 m (4,032 ft) – 350.22 m (1,149.0 ft) | underground shaft, weapons development |
2.5 kt | ||||
| Villita | November 10, 1984 16:40:00.09 | PST (–8 hrs) |
NTS Area U3ld 37°00′00″N 116°01′05″W / 37.00003°N 116.01816°W | 1,177 m (3,862 ft) – 372.2 m (1,221 ft) | underground shaft, weapons development |
5 kt | ||||
| Tierra | December 15, 1984 14:45:00.0 | PST (–8 hrs) |
NTS Area U19ac 37°16′53″N 116°18′23″W / 37.28131°N 116.30629°W | 2,118 m (6,949 ft) – 640 m (2,100 ft) | underground shaft, weapons development |
80 kt | Venting detected, 600 Ci (22,000 GBq) | |||
| Minero | December 20, 1984 16:20:00.11 | PST (–8 hrs) |
NTS Area U3lt 37°00′43″N 116°02′44″W / 37.01192°N 116.04565°W | 1,187 m (3,894 ft) – 244.8 m (803 ft) | underground shaft, weapons development |
2.5 kt | ||||
| Vaughn | March 15, 1985 16:31:00.1 | PST (–8 hrs) |
NTS Area U3lr 37°03′29″N 116°02′46″W / 37.0581°N 116.0461°W | 1,211 m (3,973 ft) – 425.5 m (1,396 ft) | underground shaft, weapons development |
20 kt | Venting detected, 100 Ci (3,700 GBq) | |||
| Cottage | March 23, 1985 18:30:00.082 | PST (–8 hrs) |
NTS Area U8j 37°10′48″N 116°05′23″W / 37.17993°N 116.08983°W | 1,362 m (4,469 ft) – 515 m (1,690 ft) | underground shaft, weapons development |
60 kt | ||||
| Hermosa | April 2, 1985 20:00:00.09 | PST (–8 hrs) |
NTS Area U7bs 37°05′41″N 116°01′58″W / 37.09476°N 116.03289°W | 1,251 m (4,104 ft) – 638.25 m (2,094.0 ft) | underground shaft, weapons development |
150 kt | The Soviet Union alleged that this test violated the Threshold Test Ban Treaty. | |||
| Misty Rain | April 6, 1985 23:15:00.09 | PST (–8 hrs) |
NTS Area U12n.17 37°12′03″N 116°12′29″W / 37.20078°N 116.20805°W | 2,212 m (7,257 ft) – 388.6 m (1,275 ft) | tunnel, weapon effect |
15 kt | Venting detected off site, 63 Ci (2,300 GBq) | |||
| Towanda | May 2, 1985 15:20:00.083 | PST (–8 hrs) |
NTS Area U19ab 37°15′12″N 116°19′34″W / 37.25335°N 116.32609°W | 2,085 m (6,841 ft) – 660.2 m (2,166 ft) | underground shaft, weapons development |
150 kt | ||||
| Salut | June 12, 1985 15:15:00.082 | PST (–8 hrs) |
NTS Area U20ak 37°14′52″N 116°29′24″W / 37.2478°N 116.48995°W | 1,873 m (6,145 ft) – 608.08 m (1,995.0 ft) | underground shaft, weapons development |
100 kt | Venting detected, 4 Ci (150 GBq) | |||
| Ville | June 12, 1985 17:30:00.088 | PST (–8 hrs) |
NTS Area U4am 37°05′18″N 116°05′06″W / 37.08832°N 116.0849°W | 1,250 m (4,100 ft) – 293.2 m (962 ft) | underground shaft, weapons development |
8 kt | Venting detected, 0.1 Ci (3.7 GBq) | |||
| Maribo | June 26, 1985 18:03:00.08 | PST (–8 hrs) |
NTS Area U2cs 37°07′25″N 116°07′19″W / 37.12372°N 116.12201°W | 1,352 m (4,436 ft) – 381 m (1,250 ft) | underground shaft, weapons development |
3.5 kt | Venting detected, 4 Ci (150 GBq) | |||
| Serena | July 25, 1985 14:00:00.088 | PST (–8 hrs) |
NTS Area U20an 37°17′50″N 116°26′20″W / 37.2972°N 116.43896°W | 1,942 m (6,371 ft) – 597 m (1,959 ft) | underground shaft, weapons development |
45 kt | Venting detected, 3 Ci (110 GBq) | |||
| Cebrero | August 14, 1985 13:00:00.082 | PST (–8 hrs) |
NTS Area U9cw 37°06′40″N 116°00′55″W / 37.11103°N 116.01525°W | 1,316 m (4,318 ft) – 183 m (600 ft) | underground shaft, weapons development |
less than 20 kt | Venting detected | |||
| Chamita | August 17, 1985 16:25:00.09 | PST (–8 hrs) |
NTS Area U3lz 37°00′08″N 116°02′38″W / 37.00227°N 116.04402°W | 1,181 m (3,875 ft) – 331.62 m (1,088.0 ft) | underground shaft, weapons development |
8 kt | ||||
| Ponil | September 27, 1985 14:15:00.08 | PST (–8 hrs) |
NTS Area U7bv 37°05′23″N 116°00′10″W / 37.08976°N 116.00264°W | 1,284 m (4,213 ft) – 364.8 m (1,197 ft) | underground shaft, weapons development |
10 kt |
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Operation Grenadier Facts for Kids. Kiddle Encyclopedia.