Table 8, Concentrations of Os, and cs in gach 15 em increment below the surface for the “Average Prefile Camples" JANET 905, Depth em Av. Xs, conc, (pci/gm) 13 Tos Ratio to top 15 cm L Ratio Av. 13s conc. (pCi/em) 19.6 Ratio to 1 top 15 em Pavic 1.0 1.0 0-15 67.7 1.0 1,0 15-30 — 20.2 0.30 3.3 6.26 0.411 4,22 30-45 10.2 0.15 6.7 3.63 0.164 6.05 45-60 6.36 0.094 10.6 1.11 0.055 18.1 60-75 3.96 0.059 17.1 0.464 0.023 43,5 75-90 2.82 0,042 24.0 0.277 0.014 72.6 90-105 2.34 0.035 28.9 0,249 00,0124 80.6 PEARL 0-15 12.4 1.0 1.0 15-30 3.4 0.276 3.5 50-45 1.1 0,088 lit ALICE 0-15 36 1.0 1.0 15-30 24.5 0.68 1.47 50-45 16.6 0.46 2.1€ 45-60 11.2 0.31 3.1 48 1.0 1.0 BELLE 0-15 19-50 9.7 0.202 50-45 2.0 0.041 45-60 0.4 0.008 ‘ 22 5 122 CLARA 0-15 26 1,0 1.0 4.0 15-30 6.5 0.25 30-45 1.6 0.063 16 45-60 0.42 0.016 BA OG5 a