o 7 @
5%
the oat af 1963,shout S6-per cont will here eons fronall past
WSSR testes antie'per cont from al) past B. 8. teste.
(Possibly
50 per cent more Sr-96 will be éeporited in the United States fron
USER tests held at Novaya Eemlye fron megatce éetcaations whens the
elowd height is abont 86,000 feet or less, than fran a sisflar
¥. S. test in the equiterial region =- because of the netecrelegi-
eal factors.) 18%
ce
3, The anmal rate of deposition my de as high ac 60 me/ut® for
wet eastern United States, with 30-23me/at® eccerring in the
qearter AprilJuse 1563. Meretafore,
ratehes born about a5mefas®,
Rightst anwal deposition
(0 CI Tee Oe
a
seer
UA
[: Weing ectinates develoyed ty the United Sations Scleutific
Comaittee om the Effects of Atante Rafiation for ¥orléwide Pallout,
the peek values of Sr-90 in 1963 averaged over the VU. 3. night ap-
proach25, etrontius units im milk and about 35 strontivs unites is
the teteal diet in late spring or cerly sumer of 1963.
(A etrea-
tim weit is ome microzicroeurie &r-30 per gras of ealciwm for
milk, oe nicront
le af Sr-90 per liter is approzivately one
stroutiue wit.} The suneal everege for niik sight aprecectORE ARCHIVES
stroutive waite and for the total diet 2f stroztiur units. The
highest neticmnl average ef O8r-90 in milk for esy 12 month period,
for vkich dete are avatlable, bac been 12 micrcuterceuries per
Liter (u¢/1) for the year enfing in Septexber 1967, with the peek
month showing 17 u::c/1 iu dune 1962.
BEST AVAILAPar
During the mcoth ofJune “
5y