TABLE II . * RADIOC~ICAL &ALYSES No. in group Year OF URINE (DATA IN AVERA(J.pCi/liter) AV. vol. ml 90s= 137c~ 239-240PU Rongelap 1970 20 895 3.5 2700 1971 15 534 3.7 2400 1972 18 460 2.4 2600 1973 11 249 6.5 4600 1974 14 557 ‘ 2.8 4500 1975 (Mar) 14 753 4.6 2100 1976 (Mar) 17* 679 4.6 2100 1 1250 11 542 o.oo9~ .002 o.o14~ .007 Utirik 1974 1.3 1300 1.2 1150 Bikini Pooled 1970 1100 2.2 Urine M 930 1.9 HASL* control 3000 1.0 HASL 1000 1.6 control 120 1971. Pooled 2670 1.7 1830 1972 Pooled 2700 4.2 0910 1973 13 304 6.7 1300 1974 8 165 2.3 1300 10 649 1975 (Mar) 8 360 7.3 1800 (Ott) 18 510 3.1 -1300 1976 (Mar) N.Y. City (1976) * Urine G Pooled 9319 24* 480 Pooled o.ol~ .002 4.754.6 1600 ~800 1 500 0.9 8.0 1 500 0.8 10.0 than 10 percent. Pooled for Pu analysis. 0.009 ~ .002 0.0009 ~ .0004 20,000 Analytical error terms associated with * ‘ 90 Sr and 137Cs analyses were usually less