Announced United States Nuclear Tests -- By Date
Event Name
Date (GCT)
Location
Type.
|. Purpose,-
Yieid Range
Operation Mandrel -- Continued
Rulison
Joint Government/industry gas
09/10/69
Grand Valley
Shaft
Plowshare
40 kt
09/12/69
NTS
Shaft
WeaponsEffects
Less than 20 kt
Jorum
09/16/69
NTS
Shaft
WeaponsRelated
Less than 1 MT
Milrow
Seismic calibration
10/02/69
Amchitka
Shaft
WeaponsRelated
About 1 MT
Pipkin
10/08/69
NTS
Shaft
WeaponsRelated
200 to 1000 kt
Cruet
10/29/69
NTS
Shaft
WeaponsRelated
11 kt
Pod
Accidental release of radioactivity
10/29/69
NTS
Shaft
WeaponsRelated
20 to 200 kt
Calabash
10/29/69
NTS
Shaft
WeaponsRelated
110 kt
Scuttle
11/13/69
NTS
Shaft
WeaponsRelated
Less than 20 kt
Piccaiilli
11/21/69
NTS
Shaft
WeaponsRelated
20 to 200 kt
Diesel Train
DoD Event
12/05/69
NTS
Tunnel
WeaponsEffects
Less than 20 kt
Grape A
12/17/69
NTS
Shaft
WeaponsRelated
20 to 200 kt
Lovage
12/17/69
NTS
Shaft
Weapons Related
Less than 20 kt
Terrine
12/18/69
NTS
Shaft
WeaponsRelated
20 to 200 kt
Fob
01/23/70
NTS
Shaft
WeaponsRelated
Less than 20 kt
stimulation experiment
Operational release of radioactivity
detected off site
Minute Steak
DoD Event
Accidental release of radioactivity
detected on site only
detected off site
Accidental release of radioactivity
detected off site by aircraft only
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