TABLE 3.1 Radiochemical Composition of Residual Contamination Percentage of Total Activity Observed (@) Material Arrowroot Breadfruit Radionuclides g189 s19° 1.3 5.9 NDA(c) Rare Earths 3.0 6.3 50 80 Coconut Frond 1,2 5.0 Coconut Meat NDA NDA Coconut Milk NDA NDA Grass 1.3 4.6 Pandanus 0.5 2.4 Papaya 1.6 1.3 Coral 3.2 Soil 0.8 2.2 73 Lagoon Bottom 11 5.0 82 Cistern Water 2.9 8.6 41 Ground Water 0.8 2.9 49 Lagoon Water 0.9 4,0 16 14 zr (>) gy h06 ) 0.5 19 5187 1.8 80 NDA 24 4.2 6.7 1.2 NDA NDA 95 0.9 NDA NDA 96 6.4 4.8 0,2 0.6 14 1.2 * 1.6 8.4 95 37 31 12 67 10 4.5 11 0.1 23.3 1.1 0.2 13 NDA 24 20 13 20 16 9.7 (a) Values as of 15 July 1955 (16 Mos after the nuclear detonation). (b) Nb25 and Rhos may be calculated from the reported parent values. (c) No detectable activity. 7.0 11 9.2 0.8 pack -~14-