Shartty aftur the firgt event, the Cleat dise nvinied. The natura of the automatic instrvvents w.t such that very little attention was require? furiny normal operation. The functi-a cf ta station personnel was tc read and transit the iniicated raciuth:data. Sxcept for a simple triefinz, none of tre personel were -trained in the use of these instrutints nor in the field of rasii- “tion safety. The sites af originally estat iisnadt wers: Location Operating Azensy Iwo Jina Quam Truk Yap Wake Midway Rongerik Mafuro Kusaie Ponape Kwajalein Ujelang eJTPe7 weather units eeUjelang was unattendud, personnel. ans ads USeB USwB USB USM ane abSe dese AnSe USN HASLee Data was retrieved neriodically by HASL “he locations tr Fiyure t, listed slarise. vere fF all tre instricent ronttorinay -fatiors ae rt tte: Aertal Mor itoring Three Navy naitre? sq cadres were assipred vo exemite qaertail or rev missions. wage cers T-] at carters Poiet, “ab., . at Wwiatvieir, Mi0T., and Vile Yat Apina, “nam. Chey covered feanignated caeitie latin eroicg Accarting Uo the fol owing? catheras VP 228 ABE 1 ¥walolein Ll Ewadatein ? Kusate 2 Pirgelar !, Notho S Bikini KA lingsnae 7 Ronpelag ® Ronper ir © Teongt 10 Adcar TL Utirhe 12 Taka 13 Atluk Li Jamo YS Liktep oo ho Moko 3 3 € Prnane A loalarge 7 Kwajateie TO Masuro 1 Aur 12 Maloelar 13 Erijibd Ly Wet te 1S Fwaltalein BaASY ox 1 Guam 2 Rota 1L tuam 2 “amonu ita 1 Suan 2 Taferut k Tintan Lh Losap iy Yeot Fay: 4 ltkrunor 4 oleat 3 Agieuan 5 Saipan s UATE ? tae 3 Usae 14 Fwasatein fomB eda portable gamma instricnt (Scintineter) was placed at dohnston island AFB to intercent the ARAVU cloud believed to be traveling east irom the forward area. This was replaced by an autce watic gamma moritor after Rongerik Atoll was evacuated and the autco-~ matic monitor removed from that site. Jonnsten was the orly locati-east of Bikini and approximately in the same latitude as Rengerik with facilities for mnitor opvyration, cores 6 Parralen de Medinilla 3 Trek 5 Namo bile -3- 4 Saranten ¢ Tfalik