Operation CASTLE. A Radsafe Office was located in Hq JTF 7 with ultimate responsibility for the CASTLE radsafe program. to be the primary task force This office was designed shot-time authority for requiring headquarters staff action and for all radsafe matters all radsafe information af- fecting various operational decisions that were expected to arise. The functions of the office included preparation and presentation of the radsafe portion of the command briefings before a shot and continual reconnaissance of the area to determine the relatively close-in and long-range fallout aspects after a shot. Additional responsibilities involved the necessary liaison with representatives of the Hq USAF; with the Atomic Energy Commission Office (AEC) Health and Safety Laboratory, New York Operation: (HASL, NYKOPO); with the task force Biomedical Advisor and Staff Surgeon; and with other special advisors to CJTF 7. Figure 12 shows the organization and functions of the task force Radsafe Office. Each task group established a self-sufficient radsafe unit. In addi- tion to routine task group radsafe matters, each task group radsafe unit provided some general support to the joint task force. functions were as follows: These support r @® Task Group 7.1. Execution of the major functions concerning onsite recovery operations, operation of field radiochemistry laboratories, and operation of a complete photodosimetry service for the entire task force. @ - Task Group 7.2. Provision of monitors for security sgweeps and maintenance of a pool of trained monitors and decontamination operators to back up TG 7.1. @ Task Group 7.3. Provision of facilities afloat for ship-based recovery operations, together with the necessary helicopter services and execution of the lagoon water-sampling plan. @ Task Group 7.4. Execution of the radsafe portion of the aircraft cloud-sampling program and provision of aircraft and personnel to conduct the task force cloudtracking program. @ Task Group 7.5. Assumption of radsafe responsibilities for the entire PPG (except Enewetak Island) during interim operational periods. 77