Appendix Table 15 Predominant Radionuclides in Surface Soil (0-2.5 cm) Collected on Several Islands at Rongelap Atoll] December 1974 Collection Location TsTand Site Rongelap " 60 Co #] 0.3+0.1 Radionuclide concentration in pCi/g, dry4 1250, ns? 4020.7 1.0+0.2 1+0.2 Meltu " #1 #2 3.2+0.2 3,340.2 2.640.3 2.10.2 18+0.4 19+0.4 17) 13 «-+0.5 +0.4 2440.6 18+0.5 Kabelle #] 3.140.2 2.040.3 75+0.7 13 +0.4 16+0.3 Pit #7 2.9+0.2 1.9+0.3 31+0.5 15 +0.5 19+0.6 u Gegen 5. 340.2 2.140.1 3.1+0.3 3840.5 26 «+0.5 9.1+0.4 90... nab na 0.33+ 0.06 35 28 + 5.4 + 3.8 8+ 0.7 1464 0.2 95+ 16 3540.7. 1140.5 33 + 4.4 5.0 + 0.5 130+ 68 223+ 20 5.1 + 0.6 69+ 6 8,240.2 10 +0.3 3.9+0.4 5.9+0.6 142+0.9 21241.3 23 29 41 +0.5 «+0.5 +0.7 3240.6 3940.6 6440.7. 49 4} 94 +12 +31 + §.3 293+130 Lukuen " " " " #1} 2 3 4 5 4.7+0.4 3.4+0.2 5.740.2 6.2+0.3 3.0+0.2 2.9+0.9 2.0+0.3 3,340.4 4.14+0.5 2.5+0.4 83+1.4 6340.8 109+0.8 209+1.3 149+1.0 21 15 26 23 12 +1.3 +0.4 «6+0.6 +0.6 +0.5 2941.2 20+0.4 3440.7 3440.6 1520.5 39 40 +4 +/7.8 na na na 153+ 54 268+ 60 397+ 42 " " 6 Pit #4 3. 340.2 3.440.2 1.9+0.3 2.8+0.4 96+0.6 39+0.7 12 20 +0.4 +0.6 15+0.4 2/+0.6 60 +7 a. 5,340.2 3320.5 177+0.7 140.3 239,240), #2 #3 " " #] 3.1+40.3 0.8+0.4 0.5+0.3 24), 0.340.2 #2 Pit #6 42+0.9 155, Pit #3 " " ns 137, 383+ 38 113+ 10 108+ 38 409+ 38 The error values for all radionuclides listed except 90Sr and Pu are two-sigma, propagated, counting errors for a single sample. The error value for 90Sr and Pu is the two-sigma counting error for a single sample plus an analytical error. ns na not significant; the net sample count is less than the two-sigma, propagated counting error. not analyzed. 9” b.