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411438

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PROPOSAL

IT IS PROPOSED THAT TAONGI (POKASKKU) ATOLL, MARSHALL ISLANDS, BE UTILIZED AS A

~

NUCLEAR TEST SITE DURING OPERATION BARDTACK, 1958{U)
Factors Considered in Proposal

1. Scope of Operation Bardtack
The proposal for the use of Taongi Atoll is based on a scope of operation for
Herdtack as stated in a meeting at Los Alamos Seientific Laboratory, 31 Janu-

ary 1957 (Ref - JDO 632, Greaves to Distribution, Meeting Minutes).

‘The

assumption is made that the following scope is representative of the program
as it will be approved with the exception of the possible deletion of two to
six devices, Three agencies desire to field test a total of approximately
25 to 31 devices. The University of California Radiation Laboratory will Pire

14, Los Alamos Scientific Laboratory will fire 12, and the Department of

Defense is planning 5 shots according to preliminary maximum scope planning.
The following table gives the approximate yield cetegories by agency:
UCRL
A.
B.
C.

D.

2.

Greater than 5 MI
1-5 MP
IO KT -1 MT

3
3
3

.

Less than 20 Ki

DOD
0
2
oO

5

Concept of Operation

3

LASL
1
3
2

6

BEST COPY AVAILABLE

The conceot of Operation Eerdtack, as outlined and tentatively agreed to by
representatives of UCRL, LASL, DOD, and Sandia Corporation in ettendence at
the above mentioned meeting on the 3ist of January, is as follows:

A.

a

RL shots will be fired at Bikini Atoll and Teongi Atoll, or Bi¥int

f#toll only.

B.

JLASL shots will be fired at Eniwetok Atoll with the exception of their
largest yield shot (approximately 7 MI) which will be fired at Bikini,

C.

DOD will attempt to fire the three high altitude shots at Bikini Atoll

D.

The starting date of 1 May 1958 for Operation Hardtack will be mintainsd.

E.

UCRL will fire five barge shots at Taongi, if available, with the first
zero point chosen so as to broach the reef, probably toward the rorthern end on the leeward side,

and the underwater shots at Enivetok.

DEPARTMENT OF ENERGY DSCLASSIFICATION REVEW 5

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