2.2.2-Thel Yuma

Jeevies fired on Aomon, produced_contam!na-

tion only in the shot area onthe tsland.

Significant amounts of

ontamination were found, Figure 2.2 shows the H+4 hr survey results,
Because of this
“Tcontaminatton, added precautions were taken in

procesaing all persons “returning from recovery operations, The tower site
for the} Kickapoo
device on Aomon was not matertally affected, how-

ever,

_

2.2.3—The _trie_lievice, fired on Runit {n the vicinity of the airstrip,

produced heavy contamination only on the shot island. Survey results at H+4
hr are shown in Fig. 2.3. Islands north of Run't in the atoll were but slightly
contaminated and no interference with preparations for other shots resulted.
Bulldozing operations were carried out on Runit in the /B1 ackfoot tower area in

order to reduce exposures to an acceptable level for personnel requiring accese to this are
2.2.4—The Seminole] produced extremely heavy contamination on the Teitetripucchi-Bogon complex, Survey results are shown in Fig. 2.4. Certain
recovery missions requiring entry on the south end of Telteiripucchi were

held up for approximately two days. Entry Into the bunker on Bogon by
helicopter was not materially affected.

2.2.5—Heavy contamination from the Blackroot Jshet, fired on central Runit,

was limited primarily to the shot island.
was highly containinated from the fall-out.

owever, the photo tower on Mack
The contamination on Mack wes

reduced to some extent by local rain showera; in general, this contamination
complicated preparations for other shots, since it made full protective clown-

ing mandatory for any operations in the tower. Survey results at H+4 br
are shown inFig. 2.5.
2.2.6—
Kickapoo
device was fired on Aomon and resulted
only in heavy local
contamination. Tower aites for the | Mohawk device on

Eberiru and thefInca device on Rujoru were not matcrially affected. Survey
results are shown {n_Fig. 2.6. Significant {~
contamination
resulted from the shot, requiring the establishment of a special check point

and personnel-decontamination facilities on the south end of Aomon in order
to facilitate recovery operations.

During these operations extreme precau-

tions were necessiry, and certain of the operations required the use of sup-

plied-air breathing apparatus by welders, as for example, when cutting torches
were used on pipe sections,
2,2.7—The Osage| device, air-dropped and detonated at 70€ ft over

central Runit, produced no significant contamination. The pre-entry survey
showed that no detailed survey was required and that recovery operations
could proceed without difficulty.
2.2.8-Thof inalovis, fired on Rujoru, produced heavy local contamlnation on the she‘ fSland. Contamination on the adjacent {sland of Eberiru

~15 -

Select target paragraph3