TABLE 2. Radionuclide concentrations in samples of unfiltered cistern water from Bikini and Eneu Islands, Bikini Atoll. f£Ci/l (% 0)a Island? and building sampled B-6, bldg. 5 B-6, bldg. 5 Date collected 6/21/75 11/8/78 90. 137.5 1100(11) 2500(1) 200(6) 820(2) 2394240), 7.9(5) -- 35.6 -- -- <O.1 -- 24 -- 19.2 500(4) 2700(1) 2.8(10) 1/24/77 430(5) 1450(1) 6.8(8) B-6, bldg. 12 11/18/77 150(8) 450(4) 5.3(7) B-6, bldg. 24 6/21/75 1900(2) 2800(2) 13.7(4) B-6, bldg. 39 4/23/79 0.6(70) 0.4(26) <0.1 360(3) 2510(1) 2.5(9) <0.1 1500(2) 8500(1) 2(11) <0.1 -- 5 -- 23.1 1.1(50) -- -- 23 230(11) 410(4) 4.9(9) 0.2(50) -- 15.5 11/18/77 220(4) 300(2) 2.6(8) 0.1(60) -- 7.6 B-6, school 6/21/75 =1420(7) ~=—:1700(2) -- 21.5 B-6, school 11/21/77 240(2) 580(1) B-6, school 11/8/78 200(2) 1030(1) B-6, bldg. 39 B-6, school 1/24/77 ppm <O.1 4/23/79 11/9/78 Chlorinity, <O.1 B-6, bldg. LO B-6, bldg. 24 241 2.6(10) B-6, bldg. 5 B-6, bldg. 24 238), 1/24/77 29(2) 370(6)-1180(1)—6.3(4) 3.8(6) 2(16) <0.4 0.2027) 0.1(40) <0 = -- 1.4 6 0.9(80) -- B-6, school 4/23/79 390(3) 2000(1) 1.9(8) 0.1(40) -- 21 B-12, north mess hall 1/25/77 230(12) lost 2.5(7) 0.2(40) -- 21 B-12, south mess hall 1/25/77 490(12) lost 0.93(8) 0.1(50) -- 17 B~12, south mess hall 11/18/77 150€10) 2.5(9) -- B-12, south mess hall 11/8/78 160(3) 270(2) 1.7(12) 160(3) 450(3) 1.1(25) B-12, south mess hall a 4/23/79 2103) : 16.5(3) toe 0.2(35) <O.1 --- : Values in parentheses are the percent standard deviation of the counting error. Prom Fig. Ll. 18 9.1 -43