STRATUM 3 0.60 ——_—_-—_—_____—_ LOG # Ci/m? 0.20 STRATUM 1 0.40 0.15 0.10 0.20 0.05 0.10 0 "0.0 A i-?i) RESIDUALS(2z 0.30 i 4gz -0.05 3 0.1 an w © -0.2 -0.10 -0.3 -0.15 0.4 -0.20 0.25 & 70.30 -0.5F ITERATION e1 -0.6F 42 o3-—— -0.7+ -0.35 F -0.8+- ITERATION .4 42 0 3-+—-— -0.9 | -1.0 ‘ Figure 16. : . 239-240 ' Residuals From Fitted Log Pu Concentration Surface For Strata 1 and 3. 344