-3Toe measurement of body radiation by such analysis is very sensitive and requizes complex electronic equipment aad personnel highly trained in electronics
from Grooxhaven Nacional Laboratory.
3.
Parsoanel exposure to gamma radiation: Gamma levels on the island
weee derived from daca furnished by other radiological survey groups.
MONITORING DATA
The results of the personnel monitoring data on people living at Bixini
analyses
are P presented on Table I.
¥
The cata on urine
Note that average P pCi/liter
urine compared with Rongelap was for
for Bikini
th
since 1969 are presented in the accompanying-tables.
90. 2.5/3.8 and for "cs 638/3366.
Based on standard guide lines (International Congress of Radiation Proteccioa ICR?) these isotopes have been well below maxicum permissibdle levels.
assuriag also is the vircual absence of plutonium in the samples.
Re-
Levels
for internally absorbed 1370, as measured by spectrographic analyses are
presented in Table 2.
Note the average values for males and ferales on
Bixini compared with those on Rongelap (in nCi/pg body weight) was 1.4/6.4,
again well below the maximum permissible levels.
and 2 show that body burden (extrapolated) for
90
The grashs in figures 1
“Sr and
137
Cs in the Bikini
peorle are well below the peak values noted in the Rongelap seople.
The
_Rongelap people reached a peak of 6-11% of che maximum 90... permissible
level (Zor general populations) and of ahouc 22% for 13755.
These low
values for internally absorbed radionuclides is in accord with the fact
thac che people on Bikini have been subsisting mainly on imported foods.
“az tonigiaution of gamma radiation co the aeopgle on Bixini is somewnas
Q724Cer Inan on Rongelad.
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