TABLE 13 Specific Activity for PLUMBBOB Shasta Fallout SE Station Geometric Mean Specific Activity ~ 1 Mf particleSize”(t/mg)‘Distance (u) Al 830° 1.13 x 1012 24,500 A3 760% b1.15x 1012 24,800 Ab 830° €1.13 x 1012 2h, 500 6 70? “1.15 x10!2 25,000 AT 1010 by.olx 1012 19,700 BF 6808 by.ah x 1012 27,100 49 6200 7 30 x 1012 32,000 Alo 5708 b1.35 x 10/2 37,600 All 4708 by 49 x 1012 42,000 al2 500° 1443x101 39,200 oes2: c. noe/NY From Fig. 7. hy 53