3.3 Fourth Vertical G. M. C. Profile in Yankee Fallout------~---------3.4 Estimation of Time of Arrival of Fallout From An Analysis of the Winds for Shot § ------------------~-------~------ 3.5 Computation of Dose Rate and Accumulated Dose 3 Feet Above a Hypothetical Plane Catching the Fallout From Shot § ---3-- rt rr rrr tr te rc ee ee cen ee 3.6 Iso-dose Rate Contours at 3 Foot Elevation -~---~------~------~--3.7 Total Dose From Fallout Arrival Until H + 50 Hours --------------4.1 Radioactivity in Water Samples From Shot § ~--~-~---------------4.2 Radioactivity in Surface—Water Samples From Shot 6-------~-------4.3 Ratio of GammaJonization Readings, I To Gamma Counts, 34 34 38 51 51 56 59 A For Five Surface Water Samples From Shot 5-------------- 63 4.4 Calculation of R/I Ratio of Gamma Energy Emission Rate Per Unit Area to GammaIonization Reading Per Unit Area -- -------4.5 Calculation of Reference Dose Rate, dy at Height X = 3 Feet Above An Infinitely Contaminated Plane Having a Gamma 64 Energy Emission Rate, R = 1 Mev min! em--------------- 4.6 Dose Rate at H + 12 Hr Calculated From Water Samples From Shot § -rr cece rr tt ten enn ne ne ee ee ee ee 4.7 Dose Rate atH + 12 Hr Calculated From Water Samples 65 Collected After Shot 6~---------~------------------+---- 66 72 72 73 Per Fission and Estimated B/y Ratio---------------------- 75 76 4.8 Total Beta Activity in Shot 5 Fallout at 9 Days ------------------4.9 Total Beta Activity in Shot 6 Fallout at 7 Days-~-----------------4.10 Radionuclides Considered in Estimate of B/y Ratio ---------------4.11 Beta Disintegrations and Gamma Photons Per Minute 4.12 Ratio of Capture to Fission for Induced Radionuclides -- ------------ 4.13 Total Beta Activity From Devices and the Fraction of Total Beta Activity in the Fallout Shot 5 and Shot 6 at H + 218 and H + 171 Hr Respectively -------------------5.1 Comparison of Shot 5 Gamma Field Intensities at 12 Hours ~---~-----A.1 Above Surface and Below Surface Survey Data and Their Ratio8 - att rr rr rr ter rr rt tn re rn eee B.1 Estimated Source Spectra ~-----------37-- ee n e ee B.2 Effective Response Sensitivity of Mark I to Estimated Fallout Radiation ------~--- n-ne rer re enn renee B.3 Response to Uniform 4 Pi Distribution of Sources Over a Spherical Shell Relative to the Same Sources Concentrated at a Point at the Same Radius and on the Normal to the Instrument’s Axis ~~-----------~---~---- B.4 Computed Responses of Mark Hf to Uniformly Distributed Sources of Several Different Effective Energies ----~---------C.1 Computation of Dose at Three Feet Elevation Above Fallout Plane By Method of AFSWP Report 502A ~------------------ 14 76 78 80 82 84 86 86 90