47 ¥-90 Y~91 Y-91 Y-91 Y-91 Y-90 Y-91 Y-91m ¥-92 Y-93 Zr-95 Zr-95 Sr-89 S-35 Ca-45 zZr-95 Zr-95 Zr~-95 Zr-95 Zr-95 Zr-95 Zr-95 Zr-95 Zr-95 Zr-95 Zr-95 Zr-95 2r-95 Zr-95 Zr-95 Y-91 Sr-89 Sr-89 Sr-90 Y-91 Y-91 $-35 Ca-45 Ge~-75 Ge-77 As-77 As-78 Se-77m Se-81 Se-81m Br-82 Br-83 Br-84 Kr-83m Kr-85m Kr-87 Kr-88 Rb-86 Rb-88 Rb-89 Sr-89 Sr-90 Sr-91 Sr-92 Y-89m Nuc lide Nuclide Reference 6.8x102 1.4x1071 6.6x102 3.4x104 8.4x104 7.0x104 1.4x1073 5 .0x109 1.8x100 4.9x109 9.0x109 1.5x10! 5.7x10! 4.7x1072 1.9x107! 1.3x107! 2.8x10-2 1.8x103 4.6x1072 5.0x104 7.9x103 4.1x102 8.9x103 5.7x1073 1.7x104 3.9x1079 1.5x102 1.0109 5.7104 2.0x104 Ci_Km~2 Per Unit Area, Activity H+0.5 Day 2.4x1078 9.6x10~3 3.7x10711 3.7x1075 3.4x107! 3.8x10 1.1x107! 2.5x10712 2.3x1076 — 2.9x1074 1.9x1076 1.2x1073 6.7x1078 2.6x1076 2.6x1078 1.3x1076 2.5x1074 1.3x1076 3.0x1072 2.7x1072 5.3x1073 2.7x1071 9.2x1079 1.8x107! 1.4x10713 3.8x1077 7.121071 4.6x107! Rate, R hv! Exposure H+0.5 Day AT ONE METER, RONGELAP ISLAND - 5.2x102 1.0x100 6.6x102 - 4.0x100 1.7x10! 1.0x102 1.0x100 - Ci Km~2 Per Unit Area, H+26 Day Activity ESTIMATED UNWEATHERED ACTIVITY ON SURFACE AND EXPOSURE RATE TABLE IvV-5 Exposure 7.2x1073 2.5x10-10 3.71075 - _ 2.4x1077 - - - 2.3x10712 Rate, R hv! , H+26 Day