Dunning said that dose from Hardtack 193 mr to date at Rongelap.
Urine collected 24 days after Bravo, analysed 2 years later-
sr99 12 d/m/1, Cs!37 174 d/m/1
Urine samples
Feb. '56
Sr90
2.4 d/m/t
Cs 137 33
'58
(Pre Redwing)
1957 (at Majuro)
1958
0.34 - 1.43, Avg 0.48 d/m/l
"
137 - 370 d/m/1
25x'57 level
100x " level
Csl37 body burden - 0.5 - i.Sye Avg. 0.8 uc
Estimate about 1 yr. to reach equilibrium with environment.
'57 zn85 body burden of Rongelapese determined by whole body counting 0.03
0.07 ne.
'57
zn85 body burden of Utirik people - 0.48, 0.23 ne.
'58 (May) Zn®5 body burden Rongelapese, whole body counting, 1-3 uc
Some people have distinct Lal40 peak some have none.
Dunning outlined general requirements for data for evaluation of
hazard and documentation, and preferred units:
1.
External %
A. 3 feet
mr/hr
B. Film badges at 3 feet and lower for
6 months to 1 year) mr
If. Food Chain
A. Food supply (pooled samples, representative meals).
1. Amount and kinds (variability with income,
availability).
2. Isotopes
a. Sr90 ye/gm "wet"
b. Ca
mg/gm "
c. Sr90/Ca uuc Sr/gm Ca
d. Csl37 uc/gm wet
e. Cs137/K , unc Cs!37/gmK
Ifl.Human and Animal (mammals) data
A. Body Burdens - Sr90 (S.U.), Cs1!37 uc,
l. Urinalysis
2. Whole Body Counter
3. Bone
zn85 uc.