OSAGE EVENT 7 OPERATION REDWING 1. od cs OSAGE device was detonated at 134M, 16 June 1956 at an altitude 700 feet. The shot took place over RUNIT Island (YVONNE) of ENIWETOK -s 4 VL s 2, The cloud attained a maximum height 2873 rimites after detonation. ‘ib: prff. ithin about Throughout the assent the stem trailed The stem and upper part of the puff appeared to dissipate iivunm 10 mimtes after detonation leaving a bro:mish-orange colored ‘Jou at an estimated altitude of 19,000 feet. 3. NMovenent of the cloud was not apparent to the observer on Parry -flancs however, aircraft reported the cloud moving due north at less st} 21110 knots, lL. P2V cerial reconnaissame and survey aircraft conducted a survey af -she islands North of JAPIAN at H+] Bour. The results of the P2V survey st yred that OSAGE had deposited very littie fallout on any of the islands ‘z “she ENIWETOK Atoll. 5. Based on the P2V lagoon survey, reentry hour was announced for uf ¥E, 16 June. - Air and surface radex notic2s were withdrawn concurrent ‘'J3) the reentry announcement, . RES Tovvw es» 6. rer fr. lau tow o WB-SO cloud trackers were not utilized for OSAGE. FAS CISENT Cons 10 UF hw apy UR3, yal {OQ parame eros Cots, vo ; _ « |