BAR GRAPH OF SAMPLE MASS PER UNIT AREA EPA SAMPLES -0 to 1 cm Depth -0 to 5 cm Depth 0.9 SITE I SITET SITE Iv SITE IL 0.8 0.7 XS 0.6 Ks I —— y «_ $=0.11 X=0.50 S=0.05 C=0.16 C=0.10 X=4.95 $=0.19 X=5.35 $=1.18 =0.67 0.2 T99 has <lp (g/cm?) 0 to 1cm -—- X=0.49 X=0.41 $=0.05 c-0.11 S=0.09 X=4.18 X=5.33 $=1.01 C-0.19 2§ C=0.21 $=0.89 e-0.21 | 6.0 7.0 RS Fig. 6 = =o = Rs v x 2$ <+-_ 5.0 ——i—-» (g/cm?) C=0.22 1 Oto 5cm 0.1