ee epee 70 Table 41 Mean Cesium-137 Levels Obtained by Whole-Body Counting, 1974 Male No. Bikini Utirik nCi 8 9 Rongelap 128 26? 22 BNL med. team Female 475 4 nCi/kg bodywt. No. nCi 1.84 (0.43-5.11) 4.05 (2.64-6.84) 13 13 73 133 7.76 (4.37-16.3) 2.93 24 0.0332 (0.0134-0.0791) nCi/kg bodywe. 1.15 (0.22-3.26) 2.13 (0.96-3.8) 304 3.13 (2.71-13.46) Table 42 Dose to Bone Marrow(Data in mrad/year) 1958 1974 Rongelap Rongelap Utirik Bikini Internal 90Sr 11 13TCs Natural (4°K,etc.) 8 5 60 31 44 44 175 112 81 65 250 134** 15 39 7 39 65 39 384 34 46 104 939 166 127 169 44 Total 6 . 120° 44 16 External Residual gamma(in village areas) Natural (cosmicetc.) Total Combined total *137Cs 4 657, **High value due to increased cosmic-ray dose from above-average sunspotactivity. The year 1958 was the timeof peak radioactivity at Rongelap. y 0.6 — i T T ‘ | 05+ a: t AY \ a“ OFF a Y 0.3 — & A st| Mig Ee |! ‘Zn ‘ 0.2 41 i T ee? — boo 1959 R ~. “ | 7 A 4 —] lap Utirik, 4 Bikini, 4 \ +o 1963 1967 1965 I Bo lor ai1 36 ea 2 E =f E T i ! I I a, 1971 1974 1969 Figure 56. Body burdens of gammaemitters, obtained by whole-body gamma spectroscopy (0, 157Cs; @, ®Zn). ! , E I 5 - c \ ; ! o! r - " | 7 ‘ . d ‘ ‘ \ : y \ oY '‘ : ' R ts | Ano Medical team dd 1961 T ne * 4 ‘ ; T ™. people \ ‘ et 1957 ~sA Tr ‘ Z 1954 t elSTCs eS7p 4 Si TT “” = 3 yy ~~. ICs Ro if 1954 Mob an wt ’ ‘ 7 Bikini o ne 1959 1957 : , dd 1963 1961 1967 1965 1971 Uurik a 1974 1969 Figure 57. Body burdensofstrontium-90, obtained by radiochemical analysis of urine.