TABLE 5. sr Profile Sample Data on JANET Depth to Reduce Profile Sample Act. by Factor Number of 10 Poy Act. in Top 2 cm Tor 15 cm (cm) 100 | (pCi/ gm) Xs, Act. Below 100 cm Max. (pCi/gm) 1 360 150 135 56 18 10 1.3 (100 em) 136 > 100 14 17 3.6 (100 em) 137 15 34 16 2.1 (130 er) 138 9 100 28 1.3 (150 cm) 139 12° 410 220 5.4 (150 em) 140 66 54 95 4,8 (115 cm) 141 12 100 142 60 gO 95 46 (120 cm) 143 > 100 21 31 13 (100 cm) 144 76 50 46 2.4 (100 em) 145 18 27 26 0.7 (100 cm) 147 25 87 200 0.6 (160 cm) 901 25 110 185 42 om 105.4 Av. 39 82.7 "Ay," 11 (50 cm) 4.8 (135 cm) 8.5 (40 en) Tel *(Ko. 100 and No. COL excluded) Mean Msp concentration in top 15 em samples: JANET: 44 pCi/gm Southern islands: DAVID, ELMER, FRED: | 0.41 pci/ gm All others except LEROY: 0.52 pCi/em