TABLE IV-5 (cont'd) ESTIMATED UNWEATHERED ACTIVITY ON SURFACE AND EXPOSURE RATE AT ONE METER, RONGELAP ISLAND Nuc lide Nuc lide Ci Km~2 H+0.5 Day Exposure Rate, R h7l H+26 Day Activity Per Unit Area, Ci Km~2 H+26 Day — Exposure Rate, R hol In-117 In-117m In-118 Sn-119m Sn-121 Zr-95 Zr-95 Zr-95 Zr-95 Zr-95 1.4x103 2.1x103 3.0x109 7.9x1072 4.4x103 1.8x1072 3.0x1073 1.3x1075 6.4x1079 - - - Sn-123 Sn-123m Zr-95 Zr-95 4.3x107! 3.1x107! 5.2x1078 7.3x107/ - - I-132 3.8x102 1.3x1072 - Zr-95 Zr-95 1-132 1-132 1-132 1-132 1-132 3.5x109 5.3x102 5.1103 1.9x103 1.9x102 3.2104 321x100 Sn-121m 67 Reference H+0.5 Day Activity Per Unit Area, Sn-125 Sn-127 Sn-128 Sb-125 Sb-126 Sb-127 Sb-128 Sb-128m Sb-129 Sb-130 Sb-131 Z2r~-95 Zr-95 1-132 1-132 Te-125m Te-127 Zr-95 1-132 Te-129 Te-129m Te-129 Te-129m Te-127m Te-131 1-132 5 .6x107! 1.5x102 5.2x1074 2.8x1075 2.5x1072 6.6x1072 1.1x107! 6.8x1073 7.9x107! 1.7x1074 1.8x1078 - - - ~ ~ - ~ - - - - 1.5x1072 6.1x1075 2.8x10! 7.6x10! 3.5x107>. 6.7xl07>5 3.1x103 1.8x104 2.7x10! 7.9x1072 6.8x1072 4.6x1074 7.9x10! - 3.1x1074 - 1.4x10! 2.2x10 - - 1.3x102 1-132 1.9x1074 - - 1.4x104 1.1x102 3.7x100 I-132 Te-134 3.1x1076 - 1.4x1073 2.4x103 6 .8x102 1-132 Te-132 I-132 1.4x1079 2.0x1079 2.41074 1-132 Te-131m Te-132 Te-133 Te-133m 2.2x1072 1.7x1076 5 .2x10-3 5 -4x 1073 - -_ - - - ~