TABLE 4.1 #1 AVERAGE EXTERNAL EXPOSURE AND EXTERNAL DOSE RATES (gamma ray) FOR ISLANDS AFFECTED BY BRAVO FALLOUT (The 1990 doses will be approximately 75% of those for 1978.) Atoll and Reference Bikini Atoll Tipton & Meibaum (1981) Shingleton et al (1987) Rongelap Atoll Tipton & Meibaum (1981) Island Year Exposure (gamma) rem/year Eneu Bikini 1978 2.7 35.0 .017 215 Eneu Bikini 1986 --- 018 -160 Rongelap 1978 4.5 028 Arbar 4.1 -025 | Busch, Tufa, 5-9 .031-.055 Eniaetok,Kabelle, 10-27 .061-.166 Lukuen,Naen, Yugui, Lomullal 28-43 -172-.264 Gogan Paretzke (Note 8} Rongelap 1987 Greenhouse & Miltenberger (1977) Rongelap 1977 Sifo 1978 1.4 .009 Mogiri Enibuk 19879/ 1.3 (1) 2.2 (1) .008 013 Utirik 1978 0.8 .005 Ailingnae Atoli Tipton & Meibaum(1981) Paretzke (Note 8) Utirik Atoll Tipton & Meibaum(1981) b/ c/ a/ b/ Dose (whole-body) microroent~ gens/hour Borukka,Gabelle a/ a/ 4.1 (7)¢4/ 3.6-4.5 .025 .022-.028 Measured at 1 meter above ground level, corrected for cosmic rays. Annual, whole-body dose (millirem/year) calculated as equal to 6.13 x For the epidermal dose, see Note 7. 10-3 x pR/hour. The average of 7 locations ranging from 2.2 to 4.6 pR/hour. Corrected for decay back to 1978. 26 See Note 3.