Table 3.3 Fourth Vertical G.M.C. Profile in Yankee Fallout Station Y - 6 Lat: 2300 May 7, 1954 12° 30'N Depth (meters) *** Long: 167° 35' E Microamperes (Reading) Surface * 5 10 In Situ Intensity (mr/hr) 55 50 5 20 ce) 55 55 50 58 40 1.6 1.5 1.5 1.6 1.6 57 60 70 80 1.6 1.6 57 54 55 1.6 1.6 1.6 Eng of rope and wire * eRe Instrument just submerged. Depths on meter wheel of hydro wire. Maximim depth Average Intensity At 3 feet elevation Decay factor Therefore 6,2 Z te @, = 100 = 1.6 mor =1.3 r/hr = 5.2 = 6,76 rfhr Table 3.4 Estimation of Time of Arrival of Fallout from an Analysis of the Winds for Shot 5 Approximate Distance (miles) Mean Arrival Time (hours)* 25 35 45 55 65 85 120 135 165 215 240 * - 1.5 2.3 2.9 4.3 5.1 6.7 9.7 11.0 15.0 18.0 19.0 Weighted mean arrival time based upon estimated duration of fallout (2 hours) and estimated time of arrival. 34