MOHAWK EVENT OPERATION REDWING 1. MOHAWK was detonated on @ 300-foot tower on EBERIRU Island (RUBY) of ENIWETOK Atoll at 06064, 3 July 1956. The mushroom portion of the cloud disappeared through a 6,500-foot overcast. The stem. portion remaining below the overcast moved to the west. . 2. A broken cloud condition with bases at approximately 1,800 feet made it necessary to recover the participating aircraft by GGA, thus preventing an early lagoon and atoll survey by the P2V aircraft. The P2V arrived on station over JAPTAN Island at 07))54 and set up a barrier monitoring pattern on 260° and 080°, 20 miles west and 5 miles east of JAPTAN. Nothing above background was reported and reentry hour was set at O800H. 3, DNA. The observed winds at O6OOM indicated a wind shift through the north at the 15,000 to 20,000 foot level. in the magnitude which it appeared. This feature was not forecast Intermittent showers throughout the morning brought apeak fallout of 16 mr/hr at O900M on PARRY Island. This computed out to a total dose for the remainder of the operation of aporoximately 100 millircentgens. hl. The falloyt forecast was based on a tower burst with a maximm yield otas HQ . 5. Outlying stations reported no increase in background through \7