TAB A OPERATION REDWING 1, The YUMA device was fired at O756M, 28 May 1956, iced The shot was on ACMOEN Island (SALLY) of ENIWETOK Atoll, ‘>. YUAA cloud reached an estimated height of 8,000 feet, and moved to + Bast at approximately 10 knots, 2. The fallout forecast was based on an expected yield of at 200 feet. 3. PeV-surveys at H+l Hour indicated very light fallout at shot ‘7 21% and essentially no fallout on the islands to the north and south . ot site. ke Reentry hour was established at H+13 hours, 5. No detectable increase in rediation background was noted at the 2 .ssfe monitoring stations located South of the Proving Ground,