TABLE 3 #2 RONGELAP ISLAND: RADIONUCLIDE SOIL PROFILES®’ (1978) Average specific activity for dry soil (pCi/g) Depth Cesiun-137 (cm) , 0-5 | 5-10 ! Strontius -90 Plutoniua -239,-240 Americiua ~241 15 6.9 3.2 9 7.7 2.0 .78 10-15 5.4 6.7 1.1 41 | 15-25 2.6 4.5 35 18 ! 25-40 1.8 2.1 .07 08 0-40 5.0 4.6 .89 .35 | Number of profiles it 27 20 18 1.0 17 e/ The 1978 profiles are from Robison et al, 1982, Part 4, Appendix B. 22