REDUCTION OF RADIOISOTOPES BY REMOVAL
OF SURFACE* SOIL
CS—137

ISLAND
IRENE
JANET
PEARL
SALLY

% CLEANED
OF ISLAND
L
3
13
44
4.5

SRECS-137 pCi/g
REPOST
10
6
31
16
15
7
7
3.5

PERCENTAGE
CHANGE
IN CONC.
-40
-48
-53
-50

*TOP 15 cm.

~

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