fa (7 BEST COPY AVAILABLE RG 37y Derenice,Wucceke CEncy oe, . Location WNRC Accrss No, GIAisay Box 27 Bow R25 PRIORITY , 29085572 .; we“ZacorneWessnees 4SbyTe3 nn 1 (958 - _— SomngeZec n nnb FROM CUTF 7 ENIWETOK TO USAEC GERMANTWOWN MD INFO JTF 7 JOHNTON IS CINCPAC oEDEF WASH DC HEDUSAF WASH DC t ; . [EEE STFCO 7 o03sh. AEC POR GENERAL STARBIRD, JTF 7 FOR: GENERAL LUEDECKE, SEDEF FOR GENERAL LOPER, USAF PASS TO AFOAT FOR COLONEL AYNEWORTH. FROM ADM TYREE. THIS HESSAGE IN 2, PARTS PART 1.6 FOLLOWING IS SUMMARY REFORT AS RENRERED BY COLONEL LECHAUSSE _WHO ARRIVED HERE WITH HIS TEAM AT 2807002 CLN 1. SEEPS RECORDS: CONF Tf Rij THAT TAKUYO MARU KAS AT POSTION QUOTED IN JAPANESE ADVISORIES #44 JULY, 2000 HOURS TOKYO STANDARD TIME-255 DEGREES 45 MINUTES EAST; 4@ DEGREES 23 MINUTES NORTH, PROCEEDING ON COURSE WEST OF SOUTH) WHEN THEY EXPERIENCED A RAIN SQUALL BEGINNING AT 2000 HOURS AND LASTING 30 MINUTES, DURING THIS TIME THEIR RADIATION LEVELS INCREASED TO ABOUT 15 TIME BACKGROUND READINGS.» THE'SATUMA MARU WAS AT THIS TIME AT 1351 DEGREES EASTN APPROXIMATELY WEST OF THE TAKUYO. SATUMA DID NOT PASS THROUGH ANY SQUALL. ACCORDING TO THE ACCOUNT OF THE TAKUYO CAPTAIN CMM HE, ACTING UPON ADVICE FROM TOKYO CMM INITIATED DECONTAMINATION PROCEDURES ON HIS PERSONNEL AND SHIP THE FOLLOWING MORNING. MONITORIN OF THE SATUMA WAS FIRST BONE AT RABAUL USING THE TAKUYOS INSTRUMENTS « THE SATUMA HAD & GEIGER COUNTER BUT WAS NOT CONCERNED OVER ANY READINGS» PARA 2. COMPLETE EXAMINATION OF BOTH VESSELS PAREN INCLUDING ROPES AND CANVAS PAREN REVESLED ESSENTIALLY ONLY BACKGROUND RADIATION DOSE RATE LEVEL IN EXPOSED DECKS AND EQUIPMENT. READING IN ALL ENCLOSED SPACES ABOVE AND BELOW DECKS WERE LOVER THAN BACKGROUND LEVEL. RASAUL BACK= €ROUND READINGS TAKEN ASHORE WERE 0.06°0.07 MILLIROENTGENS PER HOUR, MLASSIFICATION CANCELLED x G WED By ORITY OF DO og i LTR Dw 7. at e Swisher To DOE ES~S0- 5-4-9 beeen ete eg ae TT LY FRE OS ret hee m,