ILLUSTRATIONS 1.1 1.2 2.1 2.2: 2.3 2.1 2.5 2.6 2.7 3.1 3.2 3.3 3.4 3.5 3.6 3.7 Fallout Monitoring Network, Pacific Hemisphere . . 2 Fallout Monitoring Network, Atlantic Hemisphere. . 3 .....2.s.e¢eee 7 Meteorological Trajectories for Burst No. 1, Bravo 8 Meteorological Trajectories for Burst No. 2, Romeo 10 . Winds Aloft for Castle Events. Meteorological Trajectories for Burst No. 3, Koon. 13 ° Meteorological Trajectories for Burst No. h, Union 1b Meteorological Trajectories for Burst No. 5, Yankee. 16 Meteorological Trajectories for Burst No. 6, Nectar, 17 Total Fallout From Castle Series as of July 1, 195h, Pacific Hemisphere . .. 2. 1 «© © © © © wh © ow 20 od Total Failout From Castle Series as of July 1, 195h, Atiantic Hemisphere. . 2. 2.2 1 2 ee we eo woe « Total Fallout From Bravo, Pacific Hemisvhere ... « Total Fallout From 3ravo, Atlantic Hemisnhere. . 21 2k 25 . Total Fallout From Romed. Pacific Hemisphere... 26 Total Fallout From Romeo, Atlantic Hemisphere.._ 27 Total Fallout From Union, Pacific Hemisphere... 28 3.8 Total Fallout From Union, Atlantic Hemisrhere. .. 3.9 Total Fallout From Yankees, Pacific Hemisphere... 3.10 Total Fallout From Yankee, Atlantic Hemisphere . . 29 3.11 3.12 \ je ba: Page Total Fallout Nectar. e 6 e© © © © © © © © @° © 31 8 & @ Maximum Activity on Sampling Day at Individual Stations, Pacific 3.13 From 30 Hemisphere e e e@ . e .@ e e e ° ° a °* e e e e e Maximum Activity on Sampling Day at Individual Stations, Atlantic Hemisphere, . . 2.2 6 6 2 es se ee we eae A.l f A.186 32 36 37 Radioactive Fallout in the 2-hour Periods Begin- ning February 28 - May 31, 1954. 2 6 6 6 6 wo ooo 00-225 A.187 - A.188 Average Daily Fallout During Month of June, 19Sh. 7. 2. © © © © 6 *“ 8 @¢© ®@©& «© Ye © © @ # + . 926-227