_ umm tr Departaent of the Aray mt ony | ey yeh 4K 2 Jab SonA fa OFee4 Stefi Communications ofrte 826 U.S. ATORIC ENERGY wihe etvo ‘WBUBMER OPERATIONAL Ir et . “ t 210813 ft FROM: CJTF-7, ENIWETOK, MI TO + CSUSA DEPTAR WASH DC, CHAIRMAN AEC WA INFO: CJTFe7 (REAR) ASH DC, CINCPACFLT PEARL HARBOR TH NR : UNNUMBERED 0300172 MAR SU This msg in 5 parts. BEST AVAILABLE COPY Part 1. Surface rad readings at 020630Z at ‘tongelap were reported 1.1 R/hr (Gamma only) aveveee by 2 different type survey instruments (ANPDR-39 and NYOO scintaneter). Total of 5 instruments and 2? experienced monitors utilized in survey. evacuation progress that atoll at this time. Part 2. No reports as to Weather Detachment, only population ogerik Atoll, completely evacuated by 0206002 and taken to Kwajalein Atoll for decontamination. Maximum skin reading Beta and Gasma prior decane tamination 250 MR/hr with average 14.5 Mi/hr. Medical department reports no symptoms evident. Personnel will remain under ob~ servation. Ground station Rogerik began reading above 100 M?/hr at 0102002. Film badges used by weather detachment have not yet been processed. Part 3. Aerial survey of Utirik at approx 0205002 at low altitudes indicates 620 MW/hr extrapolated ground reading (Gaama only by HYOO scintameter). Am continuing aerial and ground survey that area thie dete and will have forces at Utirik to begin evacustion that atoll on morning L Mar (Eniwetok date) if required. Part h. Above atolls are only ones of Marshall area that have Am continuing surveys of indicated any significant rad readings. entire area and will keep you advised. Part 5S. Will advise you if and when Utirik is evacuszted. Suggest for your consideration, when evacuation problems have been reBolved, a news release substantially as follows: "The 300 natives of Rongelap and Utirik Atolls of the Marshall Islands have been evacuated by navy vesseltto Kwajalein as a precautionary measure in order to preclude the possibility of their exposure to any radiation hasard incident to the detonations of the current test series. Evacuation of atolls in the Pacific have been conducted before. Natives were taken permanently from Bikini for Operation CROSSROADS and from Eniwetok for Operation SANDSTONE. They were temporarily evacuated from Ujeland during Operation IVY. The natives will be returned to their homes when the danger of ot gndicant radiation has passed." . DA IM: L216L vy. “V4. BY RG. CLASSIFICATION OANCEL AUTHORITY: DOE.DPC wySonneYep, §o<a 1/3/87 This is my H plus L8 hour advisory. ~