PRIVACY ACT MATERIAL REMOVED Table 6 (Continued) Year Sample 1974 (Spring) Vol. (ml)” - mg Ca/l pci Osr/1* * . ncit?’os/1* 1380 1230 780 For Pu Analysis 490 155 290 1.2 105 440 3.0 140 220 2.4 200 360 3.2 160 320 4.6 300 380 3.8 150 490 < 0.1 110 290 1.7 3.2 < 0.2 1975 350 2.6 0.8 (April) 240 7.8 3.0 430 12.0 2.1 270 4.7 1.9 270 6.6 1.5 105 4.5 2.1 830 — 2.4 0.4 390 * 18.0 : 3.0 Volumes less than-600 ml are almost certainly incomplete collections. Extrapolated values for small samples may be falsely higher due to exaggeration of background af counting error. Analytical error terms associated with 905, and 13704 analyses were usually less than 10 percent. OS 573 PRIVACY ACT MATERIAL REMOVED