Oo
1
Operation Operation
Gamma Dose Rates
\ Redwing
on Rongelap Isiand
Milliroentgens
per hour
AF stimated dose rate
at D+l
Hardtack
4 From Dunning 1957
O University of Washington
———Theoretical decay T7'2
Theoretical decay of ues
fission products as measure
by the AN/PDR-39 (TIB)
7
radiac at 3 feet above an
a.
infinite plane
\
(Miller and
\
Loeb, !958)
10
\
Marchl
-2
1955 '56'57'58'59'6163
10
10°
to at
Io”
Days after March 1,1954
and Marchi of each year indicated
Fig. 2.
10*
Decline of Gamma Dose Rates at Rongelap Island.
13