Table 6—(Continued) Rainfall : Sr 90 /sq mile, me Site Rapid City Rochester Salt Lake City Seattle Depth,in. 0-2 2-6 Total 1956, 1955* 1956+ 1957+ in, 13.0 18.4, 21.1 11.4, 9.5 30.3 27.7, 28.3 4.1, 3.4 31.7 13.86 15.6 2.4, 2.4 18.0 22.. 19.7 7.3, 6.6 27.9 41,33 18.0, 18.8 18.0 5.7, 5.9 24.1 19,1, 19.7 0.8, 0.4 12.53 13.0, 12.3 6.7, 6.8 19.3 21.8, 21.3 5.5, 6.4 27.5 19.5 0-2 2-6 Total 6.9 0~2 2-6 2-8 Total 11.0 0—2 2-6 Total 5.0 8.0 13.9 7.8 ‘ 20.0 43.70 * Soils representing 2 to 6 in. in depth not analyzed. Value for 0 to 6 in. caiculated by assuming the sameratio of Sr™ as was in the two depths for 1956. Single analyses only. tT Duplicate analyses performed per sample. t Two sampling sites ~15 ft. apart in 1955 and two sampling sites ~50 ft. apart in 1956, § Results for 1956 may be low by a factor of 2. 7 Two sampling sites ~15 ft. apart in 1955 and three sampling sites ~15 ft. apart in 1957. Table 7—GEOGRAPHICAL DISTRIBUTION OF Sr* IN SOIL, 1955* : Location 90 164 174 151 66 66 Van Cortlandt Park Speculator, N. Y. Demarest, N. J. Ridgefield Park, N. J. 200 279 176 220 wd. estwood, N. J * 67 ; Soll amples were akenfrom 0- to 2-in, depths, Sr®, dis/min/sq ft Sr’, dis/min/cu ft Lamontt Laboratory Ww Table 8—-DEPTH DISTRIBUTION OF Sr*® IN SOIL f Haledon, N. J. Rochelle Park, N. J. Clifton, N. J Catskill, N. Y. each. , Location Oto2in. Rockland County, N. Y. 116 2to6 in. 14 a2 43 Lamont 60 267 104 52 Rochelle Park, N. J. Haledon, N. J.* Clifton, N. J.* Catskill, N. Y. 151 174 66 128 8 59 49 20 116 <6 Speculator, N. Y. 279 110 Demarest, ' N. J ‘ Ridgefield Park, N. J. 176 220 67 <6 80 27 (sand) Queens, N. Y.* Idlewild Airport 191 50 39 52 (sand) Westwood, N. J. * May not be exact pairs. * 6 to 10 in. 30 6 to 12 in. 24t Psy