ett
fore concentrated on those popolated atolls indicatirg gore than 10
mr/br at E plus 24 hours and which were not evacuated. For this pure
cw
pose a special survey was set up under the technical direction of Dr.
Thomas N, White, H Div, LASL, assisted by Major Robert Crea, By JT?
SEVEN, to start from Kwajalein on 5 Merch by FSM.
Following the survey under Dr. White end Major Crea, the next
The investigation included ground monitoring and the taking of soil
(
oN
and water samples from living ereas, Secondary purposes were efforts
to reduce the adverse impact on real and personal property of the hasty
departure, to determine radiation data of scientific interest ani to
eveluate the time of reoccupancy by the former inhabitants. This effort was assigned to a destroyer in order that working parties would
heve a floating base for operations ashore and decontamination facile
ities afloat. The technical direction of the effort was placed unier
pee
effort was directed toward acquiring date on the evacuated atolls in
order that the effects of the radietion could be better evaluated.
the supervision of Dr. Eerbert Scoville, Technical Director, irmed
Forces Special Weapons Project, assisted by representatives of CASTLE
Project 2.5a.
The rehabilitetion portion of the effort was placed
under the supervision of the commanding officer of the destroyer. The
with equipment departed 7 March for Kwajalein to join with the
Trust Territory representative in a FSM rendezvous with the destroyer
at Rongelap early morning of & March,
tion Mr. Merril Eisenbud.
Mr. Eisenbud was requested to provide the
task farce with decay information and activity per unit area on the
soil samples and ectivity per unit volume on the water samples.
He
was also requested to make such other analysis as he thought neces-
sary considering the umsual circumstances and interest in BRAVO Event.
Detailed reports by Dr. White, Dr. Scoville and Major Crea beve-
been distributed separately to interested agencies.
Contiming surveys
of the evacuated atolls have been made far picking up of animals for mede
4ceal studies, rehabilitation and for studies of marine life. Reports on these activities will be included in the above distribution as they be-
cone available.
y
5
.
0 4 (oe
er
Co)
Arrangements were made to air ship soil and water samples to
Health and Safety Laboratory, AEC, New York Operations Office, Atten-
.
.
6 Incl
1. RadSafe factors Considered at
the Wea RadSafe Comzand Briefe
ing.
RICEARD 4. HOUSE
Lt Celonel, USAF
Chief, Tech Ops Brench, J-2
2. Memo for Record: with 6 Incl covering
RadSafe Briefing material as presented
at Cmd Briefings for BRAVO,
3. Discussion of Off-Site Fall-out.
4. Cloud Tracking Operetions.
5. M: Protection of Transient Shipping
During Operetion CASTLE.
6. Analysis of Fall-out Following ERAVO
Event with 4 Incls
Se
feerPree
oe
°