CONFIDENTIAL PART 1, CHAPTERS 1 ond 2 *Rongelap H&N performed new construction on Truk, Rongelap, Ponape, and Nauru, 660, 280, ©70, and 770 nautical miles respectively from Eniwetok Atoll. Rehabilitation and or newcon- *Wotho *Ujelang *At these locations Rad-Safe information was provided by U.S. Public Health Service personnel, independent of the JTF Seven Weather Service staff. All stations provided RadSafe service as a protection to the inhabitants. struction were also provided at the other off-atoll sites. The camps at Wotho, Ujelang, Utirik, and Rongelap were operated by H&N, whereas the gther off-atoll locations were operated by JTFeven, CHAPTER 2 MISSION — TASK GROUP 7.5 2.1 The principa] tasks assigned by CJTFSeven to TG 7.5 were detailed in the following JTF-Seven publications: Administrative Plan 1-58 b. Operation Plan 1-58 ce. Operation Order 35-58 to Io d. 2.3 (HARDTACK-Johnston Island Phase) j. Handle reception, custody, security, and movement of test devices, weapons, and classified materials within the EPG. Based on the ahove documents, CTG 7.5 published the following: Standard Operating Procedure Task Group 7.5 c. Special instructions for each event k. Operate and maintain TG 7.5 boat pools at Sites Elmer and Nan, and at Johnston Island. 1, Provide m. The following is a brief summary of the responsibilities of TG 7.5: a. Operate guard system for the protection of restricted areas. (Interim Phase Operation Order) CTG 7.5 Operation Order 1-58 n. Provide the necessary structures to meet diagnostic and military effects ec. Operate all utilities at Bikini Atoll, Eniwetok Atoll, and Johnston Island, except the POL farm on Site Fred. dad. Construct camp and operating facilities at off-atol) Weather and RadSafe Stations. e. Operate and maintain communica- tions centers to serve TG 7.1 and TG 7.5. f. Operate end maintain telephone systems required at Eniwetok and Bikini Atolls. except Site Fred. and trucking Participate in Task Force pre-shot and emergency post-shot evacuation plans. Provide Air Priorities Agents and cargo handling personnel to expedite and cargo between Eniwetok and Bikini Atolls and between Eniwetok Atoll and the Weather and RadSafe Stations. Construct and operate camp or base facilities at Jonnston Island, Bikini Atol. and all islands of Eniwetok Atoll. except Sites Fred and David. stevedoring operations. and control the shipment of personnel test requirements. b. Operate pass and badge system for EPG. i. Operation Order 45-58 b. tion by providing personne], equip- ment, and facilities. h. a. Support TG 7.1 Rad-Safe organiza- 24 Three major obstacles were encountered in accomplishing the mission of TG 7.5. (1) The late receipt of criteria from the Users and the advancement of the Operation starting date from 1 Mayto 15 March 1958 compressed the construction schedule into one that was approximately three months less than that of Operation REDWING. It should be noted that since the Laboratories did not have a firm delivery schedule for all devices to be tested in sufficient time to provide diagnostic requirements and criteria to H&N, con- L W Page 18 en reonnannnnrnaeee a. g.