Announced United States Nuclear Tests -- By Event -Event Name... .... Danny Boy Date (GCT). Location. ————————————————— . Type oe Purpose: wo. |. NA Yield Range... psecree 03/05/62 NTS Crater WeaponsEffects 0.43 kt Darwin 06/25/86 NTS Shaft Joint US-UK 20 to 150 kt Dauphin 11/14/80 NTS Shaft WeaponsRelated Less than 20 kt De Baca 10/26/58 NTS Balloon WeaponsRelated 2.2 kt Dead 04/21/62 NTS Shaft WeaponsRelated Low Delamar 04/18/87 NTS Shaft Weapons Related 20 to 150 kt Delphinium 09/26/72 NTS Shaft Weapons Related 15 kt Derringer 09/12/66 NTS Shaft Weapons Effects Less than 20 kt 06/13/62 NTS Tunnel WeaponsRelated Low Diablo 07/15/57 NTS Tower WeaponsRelated 17 kt Diablo Hawk DoD Event 09/13/78 NTS Tunnel WeaponsEffects Less than 20 kt Diagonal Line DoD Event Accidental release of radioactivity detected off site by aircraft only 11/24/71 NTS Shaft WeaponsEffects Less than 20 kt Diamond Ace DoD Event Simultaneous with Huron Landing 09/23/82 NTS Tunnel! WeaponsEffects Less than 20 kt Diamond Beech DoD Event 10/09/85 NTS Tunnel WeaponsEffects Less than 20 kt DoD Event Crater diameter 265 ft., depth 84 ft. in basalt Release of radioactivity detected off site Accidental release of radioactivity detected off site Des Moines Accidental release of radioactivity detected off site -68-