398 Element 141 Source: 66 63 0.001-0.5 0.5-1 1.5-2 2-2.5 2.5-3 Exposure Ranges (R) CASTLE personnel exposure, U.S. Marine Corps organizations. Consolidated List of CASTLE Radiological Exposures (Reference 13). 4max imum Permissible Exposure. Note: Total USMC 7? 63 HMR - 362 1 Listed USS Curtiss Task Group 7.3 6th Marines énd Battalion, Task Group 7.1 No. of Persons Table 88. nee Pha