On the basis of this investigation, the following islands are - extremely unlikely to have received fallout from the Bikini or Enewetak tests at levels higher than the background exposure of 209 mrem/yeer: Wotto Ujae Lae Lib Majuro Namorik Kusaie pbc i otje Erikubd ‘Naloelap Arno Kili Kwajalein Aur Namu Jabwot Ailinglanalap Mi1i Narik Jaluit Ebor, and any other islands circumscribed by the above. The following islands may have received some fall&ut from muclear tests. It is unlikely that the intensities would have resulted in an exposure of more than 2 rem the first year; subsequent annual exposures would have been less than background: Jem . Ai luk Mejit The following istands did receive faliout with intensities ranging from 1 to 2003 R/hr at lJ hr. They are listed in estimetec order of decreasing residual activity: Rongelap . Taongi (based on cloud drift only - no survey data available) Rongerik Ailinginae Bikar Utirik Taka WI. CONCLUSIONS DOE ARCHIVES The above estimates, even when corrected for soil migration, can only be considered preliminary; they are very likely to be upper bounds. Note that only csi3? has been considered. The addition of gr90 (a beta-emitter) and ¢60 (which results from weapon debris activation) are necessary in completing the estimates of the total activity a, present.

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