TONTPER_EVENT
Q
1.
TION HARDTAC
The JUNIPER device was detonated on a barge to the west of Tare
Islend, Bikini Atoll, at 1620M, 22 July 1958.
The cloud rose immediately>
a a bese estimated at 24,000 feet. The yield -_
| 2. The P2Vv aircraft (Wildrcot 44) reported over Nan at 1650M, and
it was vectored to How, to Dog, to Peter with only background readings
reported.
Some hot spots were encountered in the vicinity of ground zero,
the highest being 32 mr/hr at 1720M,
The P2V was vectored on a westerly
bearing as a barrier patrol,
3.
chain.
4.
The helicopters took off at 1800M to survey the southern island
The highest reading was made over William at 200 feet:
150 r/hr.
Fallout was forecast aleng a bearing of 290 degrees; however, the
wind pattern continued to shift to the south throughout the evening.
The
P2¥ encountered a reading of 1.3 r/hr at 1755M, 30 miles due west of
Peter.
To verify this shift and protect Eniwetok, P2V aircraft wers worked
on various tracks between Enivetok and Bikini until 0210M 23 July.
E
BEST COry¥ AY MILABL
TAB A
ee,
(24