TABLE 5. Wo. Profile Sample Data cn JANET Depth to Reduce Profile Sample Act. by Factor Number of 10 Psy act. in Top 2 cm Top 15 cm (cm) (pCi/gm) Dey Act. Below 100 cm Max. (pCi/em) 7 360 150 11 (50 cm) 135 56 18 10 1.3 (100 em) 136 > 100 14 L7 3.6 (100 om) . 15 34 16 2,1 (150 em) 1380 9 100 28 1.3 (150 em) 139 12 410 220 5.4 (150 cm) 140 66 54 95 4.8 (115 em) 141 12 100 39 4.8 (135 142 60 90 95 46 (120 cm) om) 143 > 100 21 31 15 {100 em) 144 76 50 46 2.4 (100 em) 145 18 27 26 0.7 (100 cm) 147. 25 87 200 0.6 (160 em) 901 25 110 185 8.5 (40 cm) 42 om 105.4 100 137 | Av. . 82.7 7.1* ¥ Mean 5, concentration in top 15 em samples: JANET: 44 pCi/gm Southern islands: DAVID, ELMER, FRED: All others except LEROY: 0.41 pCi/gm . 0.52 pCi/em = 3G (No. 100 and No. 901 excluded)