cn 2 was ordered at 1200 to return to the holding pattern.
At 1215,
-. 2 reported encountering cloud segments of approximately [2 R/hr at
.crthwest corner of the holding pattern.
In order to evaluate the
c.ollity of fallout at Enewetak and also to determine aircraft backoa, this aircraft was also ordered to proceed to a positiorj
cich end of the pattern.
Subsequent reports showed no cloud mpving
coward Enewetak, and the aircraft's background was 0.240 R/hr.
> alreraft was directed to proceed to the originally specifi
22 east of Bikini.
in the
No radiation above background was encoun
At 1430,
search
red on a
sequent search out to 13.5°N, 171.5°E (100 nmi [185 km] west of Bikar)
‘a thence to base.
The crew exposure on Wilson 2 and Wilson 3 during
ase flights was of the order of 1.4 R (Reference 16, Tab Ly
39).
Wilson 4 was directed at H+l12 to proceed from Enewetak at a
“tot
(3.05-km)
altitude to a sector bearing 60° to 90° from gro
d search out to 500 nmi (926 km).
‘AS via a point 16°N, 162°F.
From this sector the returff
to base
The flight was performed as order@d, and no
ladiation was encountered.
Wilson 1 collected heavy-element samples;
it "encountered h@avy radia-
tion necessitating immediate return to base."
The specific radjation lev-
els encountered are not known; however, the highest reading on
returning to base following ROMEO was 20 R/hr
(Aircraft No.
219
y WB-29
see
Table 35).
Subsequent Wilson flights were cancelled when no appreciabld
tamination appeared to exist at that time in the vicinity of th@
air contest site.
No D-day fallout was deposited on task group ships in the s
At approximately 1800, the USS Epperson, on security patrol 50
Sebaad
northwest of Bikini, reported fallout with average readings of
and maximums of 0.100 R/hr.
@.025 R/hr
The Epperson left the area at 1900 jto avoid
unnecessary personnel exposure.
261