thermal, blast cr water wave, Radiation damage (fall-out) should act occur
until about H plus § to % plus 1 hour and should not extend beyond shout q

plue 3 te H plus & hours. However, comtimious checks will be made starting
at about H plus 30 minutes,

3. at H plus 30 mimites, CINCPACPLE, C/S, USA and Chairman, EC will be

ot date and time and general safety of task force por- _
sonnel. The advisories going to C/S, USa and .EC will contain perlininary
technical information (approximate yield, etc) as is imown at this tins.
be At about H plus i hour, the pertinent data pertaining to the heavy
ruclide sampler will be obtained from the airborne Seientific Director
together with the proposed penetration tims, This information will be used
to make am evaluation of the health aspects of the proposed cperaticon.

§. At about H plus 1 hour (and songtmuing) radeafe information telenstered from critical stations (including TaRE camp) will be obtained for evalus~

tion,

$6.

During the period from H-hour to about H plus 6 hours, cload {nform

tion will be collected from the sampling team (and Control 3-36
GILD. Reports)
to establish the initial break-up intensities and drift of
or segnents of

the cloud, During this time the WB-39 clout tracker (Flight

#1) should con

tact any segeent likely to drift and fall out om DEWETOR cr UL. lsc,
proviaion has been sade for all miti-engine aircraft to report radiation

encountered ("Sweet-Sour Reports"),

aside from the on-eite value of this

information to evaluate re-entry astion ani to werify or modify the 2.DEXES,
the cloud informtion collected during this pericd will be used primarily
to assist later decisions relative to the need for evacuation of ENIWETOK or

UJElaM (or any other populated atoll).

Pricr to shot day EXTWETOK «toll ant

the task force fleet will be covered by a representative mumber of film badges

7,

dt about 2 plus 2 hours the radsafe aspects of the heavy muiclides

sampling misaion will be evaluated. also, at about this time, air and surface
be modified if necessary,

populated atolis in the southeast quadrant and

likely to drift on) the air routes through Wik.

plus 3 or 4 hours, KWiJaLEIN will be advised, if necessary,
e

may be

iF

i

iB

9 at about

oR te survey
ral, thia helicopter mst avoid rein

9

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