Commander, JTF 7?
22 April 1953
without exceeding the Task Force tolerance limit, and without the ine
“ordinate delay betaeen encts that would reeult from unrealistic contan
ination liatte,.
bh. Navy veesels exposed te “operational” eentamination will be
naturally desentaaiaated by radisastive decay and dilution by the open
sea so that extensive decontaaination should net be necessary upon thelr
return te the Uaited States,
5.
Ia eonasidsration of the above and with a view toe eeonomy and
minialsation of radiation exposures, it is resoasonded that:
a.
QJTF 7 estadlieh operational elearanse lisite in eccumied
spaces abeard ship that will permit onxiaua working periods
within radielegically centaainated waters for vessels under his
eontrel.
b.
The Commander of Task Grow 7.3 ve advised ef these liaita
and ef the requirement te eperste in radiclogieally centaainated
watere.
G. Studies be initiated te determine asthoda of preventing
consentretion ef activities in water evaperstere, distribution
lines, end aleroorganie grewths on the bettam ef abipe.
ACG/JDS/ele
Ens. 1. Lagoen Contamination
Dartag Operation Castle,
J.D. Servis, We? , 7% 7.2
ét¢ 2 res 1953
2. Extreets Health Hazards of
Operation Castle, 7.L. Sipma,
1.De, HeDiv., LASL, dtd 6
Maret: 1953
s/iivin C. Graves
¢/ALVIN C. GRAVES
Seientifie Deputy
JTP=7