DATE: TIMI:: PPG Tine 9 Jul 1656 ©0606 Apache CML Sponsor: 8 Fur 1906 1806 OL Tt: UCHI, PPG - Eniwetel 11° hot JO2° 72! oy" OF" Site elevation: HEIGHT OF BURG?: - Flore oN EF meray OPERATION REDWING - Sea level Surface TYPE OPPURST AND PLACHMENT: ourfsce burst from barge on water over the Mike crater CLOUD JOP HETGHE: 66,700 ft MSL 36,C00 ft MSL eae CLOUD BOTTOM WHIGHT: REMARKS 2 peer. Only island dose rate readings are available. These were taken by gerjal and ground surveys made by the Radiological caflely orpanizat ion. The 14°? decay approximation was used to extrapolute tne doce rate readings to H+l hour. This shot produced exceptionally heavy contamination throughedit the upper islands of the atoll. Water in the north end of the lagoon was highly contaminated for a considerable distanee from the shot island, and as the silt and debris were moved out by lagoon currents, the contamination spread widely. 164