Announced United States Nuclear Tests -- By Date : -.. Event Name... 2.| Date (GCT) |..... Location:....].Type... | Umber Accidental release of radioactivity Operation Latchkey -- Continued —_ 06/29/67 NTS Shaft Yield Range: ee WeaponsEffects Less than 20 kt detected off site ‘Operation Crosstie Stanley 07/27/67 NTS Shaft Weapons Related 20 to 200 kt Washer 08/10/67 NTS Shaft Weapons Related Less than 20 kt Bordeaux 08/18/67 NTS Shaft WeaponsRelated Less than 20 kt Door Mist DoD Event Accidental release of radioactivity 08/31/67 NTS Tunnel WeaponsEffects Less than 20 kt Yard 09/07/67 NTS Shaft WeaponsRelated 20 to 200 kt Marve! Emplacement technique experiment 09/21/67 NTS Shaft Plowshare 2.2 kt Zaza 09/27/67 NTS Shaft WeaponsRelated 20 to 200 kt Lanpher 10/18/67 NTS Shaft WeaponsRelated 20 to 200 kt Sazerac 10/25/67 NTS Shaft WeaponsRelated Less than 20 kt Cobbler 11/08/67 NTS Shaft WeaponsRelated Less than 20 kt Gasbuggy 12/10/67 Farmington Shaft Plowshare 29 kt Stilt 12/15/67 NTS Shaft WeaponsRelated Less than 20 kt Hupmobile Accidental release of radioactivity 01/18/68 NTS Shaft WeaponsEffects 7.4 kt Staccato 01/19/68 NTS Shaft Weapons Related 20 to 200 kt detected off site Accidental release of radioactivity detected on site only Joint Government/industry gas stimulation experiment detected off site -33-