SUBJECT:
Radiologie n!
Surely
f Bownwi dd
o
fle Cort-minited by BRAVO
that one survey mter cculc nct be properl; zore atjustcd.
Th four remining
“N/PDR~39, still cperatid ffirdi ntly ant som d te be in good working ordor,
Ono (1) vacn Beckran MX-~5, and one (1) cach AN/PDR-27A was brought alor
for any low intonsity chcecks nuoccssary, Two (2) cach calibrated AN/PDR-T1B, wo?
on hand to scrvo ag smrcs in the ovont :f cp rntional failure with the /N/PDRNone of thes: ins.run:rts wor roguires
6.
Tho average anc onximim gaoma jos. ritos acasured on the various islar
of cach atoll arc plottcd in Figures 1 threugh 5. All moasurcments wero mde ai
waist hoight unless othcrwisc indieatod, 7% emmxdinum readings do not include
moasurcments made wit
tr instram t
uxt *
«1 tontactinatcd surfacds
Dotadiled surveys wera made of 411 the inhibitcd localitics.
Typical
readings aro givon in Tablis 1 and 2 fcr tr. native villago of Rongclap Island,
and the TG 7.4 caap or iniwctak Island.
a goncral, the villages and the camps
appearcd te have slightly Lowcr averag. cos ratos than the remainder of tho
island.
This can perhaps be ascribed to different gcomctry of the contaninatiar
and to slightly great r ponctration inte ti. loose gravel in the native village
The doso rates inside the native huts apporred to bo almost the samc as the dos
rate outside.
Th: dose rate in the middl. of tho military barracks, tcnts, and
shacks ws 1/3 to 1/2 that outsido.
This m duction 4s probably largely a gcome
effect. The dose rat fcll off rapidly on thy beach dclow the high tide mark,
Thero was no cvidenee of rain washing cff thccntaminated mtcrial, The foila,
on the windward sides o° ta islanda apaearn te bo slightly above average con—
tamination,
Location
deseo Pato (ar/nr)
Rongvl.p Island (av rap
O78
Cuonter af village
2eO
Noar ec ntra. cistcrr
Near snmuthorn cistern
Noaronmormetom tietors
3M
enn
BES
TYPICAL 2E.DINGS IN Cd o8 ENIWETYK15. - 10 MARCH
Location
. side Ise
\. tasAr)
Rate(or/hr)
Eniwotak Islan’ oav rag.:
Mess hal
Tont, cdge «ff wr om
Latrinc
Slecping qurrt :
ne
“+
110
175
i160
oO
Dispensary
2
Inside Doso
110 Sage