Table A-1. Cesium-137 radionuclide concentration summary for all soil profiles taken in the Fillage area during the 1978 NMIRStogether with our recenttrips from 1986 through 1993 on Rongelap Soil depth (cm) N*® Minimum Bq g-! dry wt. Maximum Median Mean 00-05 05-10 381310 22 112x102 «117x102 «6914x100 «48101 00-05 131 00-15 2100 10-15 15-25 25—40 40-60 00-10 - 00-25 00~40 21) 22 21 20 3.0x102 13«K102 2.1x1038 94x104 12102 22 26102 21 21 43x102 «3.6102 -2.7K102 3.7x101 18x10! 998x102 2.9x102 114x100 «311x101 14x10) SD Mean of logs SD f logs 1.9x10-1 12x10-1 -2.2x100 -20x100 -2.2x10 -2.9x 100 44100 -5.3x100 6x 10-1 77x 10-1 x 10-1 x 10-1 Ifx100 x 100 85x10! 12101 5.7x102 112x102 56x103 14x10) 7.7x102 22x102 800x103 10x10! 5.4102 2.4x102 76x103 11x10) #1.7x101 1910-1 -22x100 «1.7x101 18x10) 11x101 -19%x100 5.7x101 15x10!) 3.0x10!) «20x10! 12x10! 93x102 «45x101 817x101 118x101 00-60 20 3.0x102 13x10! 63x102 NOTE:Specific activity is decay corrected to 1995. ' N® stands for number of individual samples. 19x11 114x101 95x102 65102 Island. 1410-1 69x10-2 45xK102 3.0x102 -19x100 -2.1x100 -25x100 -28x100 77x 10-1 7D)x10-1 5P x11 5Dx 1! 46x 10-1 Table A-2. Cesium-137 radionuclide concentration summary for all soil profiles taken in the inferior of the island during the 1978 NMIRStogether with our recenttrips from 1986 through 1993 on Romgelap Island. Soil depth (cm) Na@ Minimum Bq g-! dry wt. Maximum Median 00-05 05-10 10-15 15-25 2540 40-60 401 323 326 324 319 282 44104 39x100 25x103 3.0x100 7.1103. 12x10 14108 45x101 119x104 119x101 7.7x106 16x10! 48x101 22x10! 10x10! 38x10-2 14x10-2 7.0103 00-05 401 44x104 39x10 448x101 00-15 320 44x103 18x100 29x101 00-60 271 49x103 00-10 00-25 00-40 321 317 309) 3141x103 60x103 «4.7xK103 26x100 111x100 58x101 3.9x10-1 SD Mean of logs D logs 58x10) 30x101 1610-1 69x10-2 25x102 16x102 45x10-1 29x10!I 1.7x101 83x102 28x102 25x102 -9.6x10-1 -16x100 -24x100 -32x100 -42x100 -5.0x100 13x10 98x 10-1 1410 1] 100 19x10 144x100 58x10! 45x10! 36x10! 26x10-1 111x101 67x10-2 — Mean 38x10! 46x10! 20x10! 13x10-1 24x10! 16x10I) 9110-2 NOTE:Specific activity is decay corrected to 1995. Na stands for number of individual samples. A-3 -96x10! 14x10 34x101 -1.1«100 84x10" 17x10?) 10x101 -1.7x100 -21x10 74x10"! 734x101 -13x10 -25x10 74x10! 64x10!