*” Announced UnitedStates Nuclear Tests - ByDate. Event Name. Date (GCT) | 0. Location |... Type. |: : Purpose 22° aan TaD Operation Crosstie -- Continued Faultless 01/19/68 Central Nevada Shaft WeaponsRelated 200 to 1000 kt Cabriolet Release of radioactivity detected off site 01/26/68 NTS Crater Piowshare 2.3 kt Knox 02/21/68 NTS Shaft WeaponsRelated 20 to 200 kt Dorsal Fin DoD Event 02/29/68 NTS Tunnel Weapons Effects Less than 20 kt Buggy 03/12/68 NTS Crater Plowshare 5.4 kt Pommard 03/14/68 NTS Shaft WeaponsReiated 1.5 kt Stinger 03/22/68 NTS Shaft WeaponsRelated 20 to 200 kt Milk Shake DoD Event Accidental release of radioactivity detected on site only 03/25/68 NTS Shaft WeaponsEffects Less than 20 kt Noor 04/10/68 NTS Shaft WeaponsRelated 20 to 200 kt Shuffle 04/18/68 NTS Shaft WeaponsRelated 20 to 200 kt Scroll Nuclear test detection experiment Accidental release of radioactivity detected on site only 04/23/68 NTS Shaft Vela Uniform Less than 20 kt Boxcar 04/26/68 NTS Shaft WeaponsRelated 1.3 MT Clarksmobile 05/17/68 NTS Shaft WeaponsRelated 20 to 200 kt Tub 06/06/68 NTS Shaft WeaponsRelated Less than 20 kt Seismic calibration Row charge experiment--five simultaneous detonations Release of radioactivity detected off site -34-