TABLE N.12 #1 RONGELAP: PLUTONIUM-239 URINARY EXCRETION (1981)4:b/ Age No. Below detectible 1-9 x 105 limit pei/d 1-9 x 1o4 pci/d 1-5 x 10-3 pci/d Males 5-l0y 24 6 (25%) - 17 (71%) 1 10-2y 27 9 (33%) 7 (25%) 9 (33%) 2 21+ y 17 12 (71%) l 3 (18%) 1 TOTAL MALES 68 (100%) 27 (40%) 8 (12%) 29 (43%) 4 (6%) Females 5-l0y 9 2 (22%) 4 (44%) 3 (33%) 10 - 2 y 10 4 (40%) 5 (50%) 1 (10%) 2l+ y 17 8 (47%) 6 (35%) 2 (18%) TOTAL FEMALES 36 (100%) 14 (39%) 1 (3%) 15 (42%) 6 (17%) TOTALS 104 (100%) 42 (40%) 9 (9%) 44 (42%) 9 (9%) | 1 #/ 1981 collection, determined by fission track methed at Brookhaven National Laboratory. All subjects had been in continuous residence (or practically so) for their life span or for more than 7 years. The urine volumes were standardized to 700 ml for age 10 and below; l liter for females above 10; 1.2 liters for males 10 - 16, and 1.4 liters for males over 16 (per day). b/ Analyses on another 160 or 30 subjects are now being taken from the records for tabulation and analysis. We are indebted to the Radiological Sciences Research Division for this material, and to Messrs. Lessard and Taylor. 79