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DRAFT
ADVISORY
BUWLLETIN
NO,
{DATE )
TO:
STATE AND LOCAL CIVIL DEFENSE DIRECTORS
SUBJECT: RESIDUAL RADIATION IN RELATION TO CIVILIDEFENSE
I.
Purpose
The purpose of this Advisory Bulletin is qo revise Advisory
Bulletin No. 72, issued in 1951, to summarize information on
residual radiation with particular reference to
state interim FCDA policy recommendations in re
llout, and to
to civil
defense plans and operations.
II.
General Statement
Recent developments in nuclear weapons ha
probability that serious amounts of radiation fr
experienced in addition to the blast and thermal
increased the
fallout may be
Effects.
Previous
civil defense thinking and planning will not havelto be abandoned,
but rather must be re-evaluated, broadened, and
tensified.
Civil
defense preparations must continue to contemplateJinitial radiation
problems, the smaller weapons, non-contaminating
tions with little or no warning time and all of t
which have previously confronted planners.
pursts, detonaother problems
The increased atten-
tion to fallout, which is by no means a new probl
(see "Effects
of Atomic Weapons", 1950, Chapter VIII), re-emphadizes the fact
that civil defense must provide a vartety of specified operational
capabilities to meet a variety of situations,
III.
Discussion
Initial radiation (the gamma rays and neutyions released
instantaneously with the explosion) produced by a
Barge nuclear
weapon detonated on or near the ground does not present a serious
nazard beyond the area where heat and blast are off
CONFIRMED TO BE UNCLASSIFIED
aY
THORITY OF DOLIOC
ED BY
1)
GATE ’
- 4 -
DOE ARCHIVES
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greater concern.
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