Announced United States Nuclear Tests - By Date Event Name. Date (GCT) | Project 56 No. 4 Pu dispersal ...Location.... Type. Project 56 -- Continued 01/18/56 NTS Surface “0, Purpose... . oo =. Yield Range... - - Safety Experiment Very slight Operation Redwing Lacrosse 05/04/56 Enewetak Surface WeaponsRelated 40 kt Cherokee Fistsapor” by U.S. of a thermonuclear 05/20/56 Bikini Airdrop Weapons Related Several MT 3 g56 k+ Zuni 05/27/56 Bikini Surface WeaponsRelated 3.5 MT Yuma 05/27/56 Enewetak Tower WeaponsRelated 6.19 Erie 05/30/56 Enewetak Tower WeaponsRelated Seminole 06/06/56 Enewetak Surface WeaponsRelated Flathead 06/11/56 Bikini Barge Weapons Related Blackfoot 06/11/56 Enewetak Tower WeaponsRelated § kF Kickapoo 06/13/56 Enewetak Tower WeaponsRelated 1.¢9 KF Osage 06/16/56 Enewetak Airdrop WeaponsRelated / Ft kt inca 06/21/56 Enewetak Tower WeaponsRelated WeaponsRelated S12 kt (on. kt Mohawk 07/02/56 Enewetak Tower WeaponsRelated SOO Apache 07/08/56 Enewetak Barge Weapons Related / & So Navajo 07/10/56 Bikini Barge WeaponsRelated Tewa 07/20/56 Bikini Barge WeaponsRelated Huron 07/21/56 Enewetak Barge Weapons Related Dakota 06/25/56 Bikini Barge -5- eee et Se kt / 4, G kt 13.7 kt 365 kt YSae k#t kf &? 5 MT ASE kt