220
Health Physics
August 2010, Volume 99, Number 2
Table 1. Summary ofcollection dates of urine samples in 1954, sample size, and related information.
Institution
responsible
for sampling
Group sampled
Group
code*
Date of
collection
(1954)
Days post
detonation
LASL?
Rongelap
LA316R
16 March
15
LASL
Rongelap
LA317R
17 March
16
LASL
LASL
Unknown
Unknown
AEC-NYOO
American military
LA318A
weather
observers on
Rongerik
LA328J
Japanese fishermen LA414J
of Lucky
Dragon
Rongelap
17-9
35 (adults of 48
evacuated)
31. (adults from
same group of 48
evacuees)
(adults)
Description of
samples
24-h
24-h
(HASL)
Rongelap/PBM
#22588 and personal
notes of P.S.H.
24-h
19 March
18
15 (adults)
#22588 and personal
24-h
#22588 and personal
28 March
27
~—-.2 (adults)
Unknown volume, but
assumed as 1 L d™!
notes of P.S.H.
*******5 and personal
notes of P.S.H.
14 April
44
2 (adults)
Unknown volume, but
**#558 and personal
assumed as 1 L d7!
NY325R
25 March
24
29 adults‘
Unknown
(HASL)*
AEC-NYOO
References
#eTEESSS and personal
notes of P.S.H.
notes of P.S.H.
Rongelap group on LA319S_
Sifo, Ailinginae
Japanese fishermen
of Lucky
Dragon
18 March
No. of subjects (age
category)
NY325RP
25 March
24
group®
13 adults‘ of 16
Unknown
evacuees
notes of P.S.H.
#22588 and personal
notes of P.S.H.,
also see footnote d
#22588 and personal
notes of P.S.H.,
also see footnote f
and #*#
AEC-NYOO
(HASL)
Rongelap group on NY325S
25 March
24
15 adults‘ of 18
Unknown
Sifo, Ailinginae
#22588 and personal
notes of P.S.H.,
also see footnote f
and #*#
AEC-NYOO_
(HASL)
AEC-NYOO_
Rongelap
NY401R
Rongelap
NYS501R
AEC-NYOO_
Rongelap
NY60IR
AEC-NYOO_
Rongelap
NY90IR
~1 September
NRDL
Rongelap and
American
military weather
observers
NY403RA_
3 April—
8 April
NRDL
Rongelap
NR413R
13 April
(HASL)
(HASL)
(HASL)
1 April
30s
31 adults
Unknown
~15 May
~75
Unknown
Unknown
#eTEESSS and personal
notes of P.S.H.
Cronkite et al. (1956)
~1 June
~90
Unknown
Unknown
Cronkite et al. (1956)
~180
Unknown
Unknown
Cronkite et al. (1956)
33-38
43
26 total: 6
Americans
(adults), 20
Marshallese
(ages unknown)
27 total:
Marshallese: 8 <
24-h
Cronkite et al. (1956)
24-h
Cronkite et al. (1956)
24-h
24-h
24-h
24-h
Cronkite
Cronkite
Cronkite
Cronkite
5 y®, 13 of 5-16
y, 41 >16 y', 25
NRDL
NRDL
NRDL
NRDL
Rongelap
Rongelap
Rongelap
Rongelap
NR416R
NRSI5R
NROOIR
NR9OIR
16 April
~15 May
~1 June
~1 September
46
~75
~90
~180
Americans (adults)
Unknown!
10 > loy
10 > loy
68 total:
Marshallese: 8 <
et
et
et
et
al.
al.
al.
al.
(1956)
(1956)
(1956)
(1956)
5 ys, 15 of 5-16
y', 45 > 16 y™
* Similar to the codes originally used by Harris: institution abbreviation (LA for LASL, NY for AEC-NYOO, NR for NRDL), month,
day of month, group identifier: R (Rongelap), J (Japanese), A (Americans), S (Sifo, Ailinginae group from Rongelap).
>Los Alamos Scientific Laboratory (H Division).
© Atomic Energy Commission-New York Operations Office (AEC-NYOO, renamed HASL,i.e., the Health and Safety Laboratory, 1953).
* According to Woodwardet al. (1959), 141 samples were collected by NYOO from 24 March through 24 September and analyzed as 19 pooled
samples (aggregated by age) though the reference does not provide a breakdown of number of samples collected on each specific day.
* Marshallese group evacuated by seaplane, i.e., patrol bomber “Mariner” or PBM.
"Eugene Cronkite to Merril Eisenbud, 4 April 1954, Declassified Memorandum. Same as footnote **. Available from: https://
www.osti.gov/opennet/servlets/purl/16366538-uKs8tj/16366538.pdf. Accessed 2 June 2010.
© Seven from Rongelap, | from Ailinginae.
" Eleven from Rongelap, 2 from Ailinginae.
' Thirty-one from Rongelap, 10 from Ailinginae.
! The numberof persons sampled on 13 April and 16 April cannot be discerned due to inadequate explanations in Cronkite etal. (1956).
* Bight from Rongelap.
' Twelve from Rongelap, 3 from Ailinginae.
™ Thirty-three from Rongelap, 12 from Ailinginae.