Table 26. Contamination readings of Rongerik personnel after CASTLE, BRAVO (R/hr).4 0 - dar Preshower ~OO1- .006- .Q11.005 .010 .015 .016.025 .026.050 .05 .09 Over 100 High --- 6 2 4 6 2 1 7 0.250 --- Il 9 6 2 --- ---[ --- 0.025 After Last Shower --- 12 10 5 1 --- ---— --- 0.025 After lst Shower - Mar --- 22 6 --- --- --- ---] --- 0.010 > Apr 27 1 <-- oe --- --- ---] --- 0.0005 ote: “By AN/PDR 27C survey instrument. source: Reference 68. two of the Air Force men had already returned to Kwajalein to absist in repairing some U.S. Navy electronic equipment. During this second period at Kwajalein the group was observdd by the medical personnel of the newly established Program 4. This prodram had been hurriedly set up after the BRAVO fallout incident to aid and observe the Marshall Islanders who were exposed on Rongelap, Ailinginaegd and Utirik. These Marshall Islanders also were at Kwajalein during this pe- This medical surveillance of the servicemen lasted until Rt least riod. early April as information on their blood components is given inj gram 4 report until H+42 days (April 11, 1954) skin lesions for H+47 days (Reference 65, p. urine for "44 days post detonation" the Pro- (Reference 65, p.§72), for 40), and for beta aftivity in (Reference 66, p. 17). Three men assigned to a Navy Bikini Boat Pool LCM that was wdarking off the Belle Grove presented film badges with BRAVO readings of 85 These apparent high exposures were not discovered until the badg developed 10 days after BRAVO. tfo 95 R. were Thorough investigation at that tilme failed to reveal how these three men could have received so much radiatipn. 243 Some