“7 Ae ? > # PRIORITY er pT IPTOPE ‘* ‘¥ “nis is the First and H/5 Hours report on Turk, Turk was detonated at 1320 Hours PST, March 7, in Test Area 2 from a 500 foot tower, Preliminary astimates of yield by Bhangmeter 42 KT, Indications are that successful results were obtained from diagnostic experiments, Desert Rock partici- pation of 550 armed forces personnel in trenches at 5500 yards from ground sero, however, initial entrenchment area was moved to alternate position due to anticipated fallout. 0 and T projects participated, + F - c i r ra r e Tloud height at top was 42500 feet moving at about 35 knots along 105° azimuth; cloud at 31000 feet moving at about 45 knots along 75° azimuth; aloud at 28000 feet moving about 0 knots along the 275° azimuth; cloud at 23000 feet moving about 22 knotS along 315° azimuth and cloud at 1000 te 12000' moving about 20 knots along 30° azimuth, Above winds indicate very favorable shear. No ground readings of fallout reported from off site at this time, Wo observed reading at Sarcobatus, ‘ Meterological Conditions: @, Winds; surface, west northwest 5 knots, ten thousand feet north NE at 15 knots; 30000 feet east NE at 12 knots; 0000 feet west at 60 knots; 50000 feet west at 0 knots, %. LeLN be . Clouds; clear, -_ ow t % ¢, Precipitation; none, os e M4erobarograph; report received from Salt Lake City area that foundation had been damaged, however, distance from Yucca appears to make this inpossible, Investigation will be made. Ref TM-GHC Bod ofmeseze ger 4 3 BEST AVAILABLE COPY ww te a.. os . oa yee 42 x21 def. > wiry ~ t Y vr rm arg FM JAMES E, REEVES, TEST MGR USAEC MERCURY WEV. “N/TO USAEC DIV OF MIL APL WASHDC - ATTN COMDR G J ANDERSON 7N/INFO = USAEC SFOO ALBQ NMEX = ATIN DONALD J LEEREY "ON/INFO ~ CH AFSWP WASHDC ‘TN/INFO - LASL LOS ALAMOS NMEX = ATTN N E BRADBURY ‘oN/INFO © USAEC SAN OAKLAND CALIF - ATTN H A FIDLER “FO - UCRL LIVERMORE CALIF - ATTN E O LAWRENCE RE ‘SN/INFO - CG FC AFSWP ALBQ NMEX in 43G NR S-3L8 MAR 55071955Z GRNC This Gocume® def.ncd in ty : gerne os ? ” aw ee - : : . - : * mM. ° t. ye yee 7. ' ; “4 i 4 9 . A