On 4 March decontamination procedures were continued and the external contam- ination of the Marshallese was reduced fron. 5.0 to 40.0 mr/hr to 2.0 to 10.0 mr/hr. The readings made on 11 March and subr*quently were made by Project 4.1 during the latter phase of the decontamination procedures. 22 3 APRIL Is. A single reading was made at Kwajalein on 3 March of each of the 66 Marshallese who evacuated f*om Rongelap and Ailinginae via destroyer. These readings appear in the fourth colum under 3 March in Table 5.1. 1] MARCH The names of 8 MARCH The 16 Marshallese who were evacuated from Rongelap by plane were monitored four times during the initial decontamination procedures on 3 March. these individuals are preceded by an asterisk in Table 5.1. 4 MARCH PHYSICAL MEASUREMENTS of RESIDUAL EXTERNAL CONTAMINATION 3 MARCH 5 RONGELAP NATIVES AS TABLE 5.1 MEASUREMENT OF RADIOACTIVE CONTAMINATION OF INSTRUMENT DETERMINED BY MONITORINGWITH A RADIAC SET NO. AN/PDR-27c SURVEY Chapter

Select target paragraph3