Table 53.
Summary of the status of transient shipping in the Pacific
Proving Ground area on or about 14 May 1954.
Vessel]
Location/Course
USS Namakagon (A0G-53)
ETD Enewetak 1200 on 13 May for Kwajalein
USS Epping Forest (LSD-4)
9940'N, 172°10'E, 13 knots (24 km/hr), ETA
Kwajalein 1200 on 14 May
USS Apache (ATF-67)
Departed Bikini 2200 on 13 May with YC-1081 in
tow via route points 10955'N, 166°10'N, 175°E;
thence great circle to Pearl Harbor, ETA 0800
on 25 May
USNS Merrell (T-AKV-4)
ETA Guam 15 May.
Source:
Reference 16.
The forecast surface and air radex areas were issued as follows:
Surface
wise to
to H+6,
10 nmi
Radex.
True bearing from ground zero 250° clock80°, radial distance 60 nmi (111 nmi) for H-hour
plus a circular radex area around ground zero of
(18.5 km) radius.
Air Radex.
For H+l, 10,000 feet
(3.05 km)
to 40,000 feet
(12.19 km), 275° clockwise to 30° for a maximum distance
of 15 nmi (27.8 km) from ground zero, 30° clockwise to
100° for a maximum distance of 35 nmi (64.9 km), and 1009
clockwise to 275° for a maximum distance of 5 nmi
(9.3 km).
For H+l, 40,000 feet (12.19 km) and up, 240° clockwise
to 330° for a maximum distance of 25 nmi (46.3 km) from
ground zero, 330° clockwise to 40° for a maximum distance
of 15 nmi
(27.8 km), 40° clockwise to 110° for a maximum
distance of 60 nmi (111 km), and 110° clockwise to 240°
‘for a maximum distance of 15 nmi (27.8 km).
For H+6, 10,000 feet (3.05 km)
to 40,000 feet (12.19
km), 275° clockwise to 30° for a maximum distance of 70
nmi (129.6 km) from ground zero, and 30° clockwise to 100°
for a maximum distance of 180 nmi
(333.4 km).
For H+6, 40,000 feet (12.19 km)
and up, 260° clockwise
to 300° for a maximum distance of 70 nmi (129.6 km) from
ground zero, and 40° clockwise to 100° for a maximum distance of 300 nmi (555.6 km).
A destroyer
(the Epperson) was stationed near Ujelang Atoll to evacu~
ate the population there if necessary.
The cloud-tracking aircraft were
deployed to detect any movement of contamination toward Ujelang.
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