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. ~
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. ~