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In light of~.deve~”~n BIKINL and EJTWTG!(atolls it Is ;ruaent that some considerationbe given to falloutfrom the Pacific may have been carriedto other”atollsduring the and o&&~firtWrit data on the ~sanuclear tests are ve.~ limited. However,hodo~aphs are known for nearly all of the tests Due to the intensivefalloutfrom the CAS’IL!3WL4V0 event on RONG?3LA? and UYRIK atolls,some effortwas made in the past to investigatethe..-—.-----.-—.------..-.--..— ..-. and ot:hercrude evaluations),and age of the survey. Only on RONG31AP,BIKINI an: 5WJZTCK atollshave any recent studiesbeen undertaken. The rest of the tallaut has occurredon several atollswhich dc-rmt-qr--to- have~bekn
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of the one hour after burst referencetire. Zke t ap~roxization when no actual decay data was availablelx ad:ust radiationmeasurethe one hour referencetime. It is tiporta~tto recognizethe E + 1 “houris used as a referencetime, and that only the ccntatisfrom Iwfield were completeat one hour after burst. For high field we~YnsY fal~autaver some parts of the vast areas shown did not commencelxtil F2rT hours after Where severalfalloutptterns were availablei’c:a particularevent, eaci has been presented. The holographswere dram for a ccnstantballccrarise rate of 5,000 by the number at ths end of the arrow. This nurke~ is It is recognizedthat falloutdid not necess=~:~?
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.A+GPe+Jhere are eleven nucleartests which may have deposited. radioactivematerialsin significantamounts greaterthan world wide fallcmt on severalof the PacificAtolls. These eventsand the atolls they may have con~minated are indicatedin tabularform in Table 1. AdditionaXW, reference,the habitationof the atolls under discussionis indicated,with nay also added b. tb -exceptiorisabove. This would mean that, including the ‘tsourcet’atollsof ENT@ZOK and BIKINI, a total of 19.. atilb may have UTIRIK is included, since actualfallout ptterns are lacking for-&t af the een-~m.iaa~~w- - evants,an attemptwas made to weigh the potentialof each event.in-such“8”-A event is well known (actuallythere are three different’fallout@ tterns trsatr,ent&Fresented in Table 3. The potentialexpressedhere is real~~ a factor, or multiplier,of the CASTLE BRAVO fallout. It may be applied c~~lp~vby taking the CASTE BRAVO depositionat a distancefrom the CZ _
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