Alpha activity of water samples from Bikini, Eniwetok, Likiep, Los A ngeles, 1949 liters sample sample volume added to collected Total alpha Alpha activity obtained HNO, rinse of sample bottle Engebi Island Aomon-~Biijiri Is. Aomon-Biijiri Is. Runit Island 49 49 49 15 3.10 3.05 3.05 3.05 10 5 5 5 10 24 12 31 0.0 16.0 0.0 4.0 BikiniIs., Area 2505 15 3.15 10 39 12.0 Bikini Is., Area 2505 15 3.05 5 16 0.0 140 70 0 3.02 3.05 3.05 4 5 5 36 24 23 24.0 98.0 0.0 15 3.05 5 42 38.0 - 18 59 Likiep Atoll Likiep Island Los Angeles Santa Monica Bay Laboratory tap water 0 - - Dis /hr/Titer activity from Eniwetok Atoll Area 2201 feet Ml. HNO, Location Target Area, Dis /hr /total rinse i] 3 t - The ferric hydroxide procedure was used in above determinations. At present, it is not known whether or not thorium and/or uranium (naturally occurring) is picked up by this method. (This table was prepared by Kermit H. Larson). 9bbE-COAV ath Depth Original Region Bikini Atoll rg mr aga. APSDSAIND 77 li yaee oy d/ tp ett