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S:\9800\9837\9837.005\task 609 0106 scm\_fig_06.ai <br /> Chemical Concentration in Micrograms Per Liter <br /> TCE (µglL) <br /> SAMPLE PCE TCE cDCE 1,1- 1,1- CF <br /> 0 2000 4000 6000 DEPTH DCA DCE <br /> o (feet bgs) <br /> 38 1.5 870 <0.5 <0.5 <0.5 <0.5 <br /> 44 3.1 1400 1.2 <0.5 <0.5 <0.5 <br /> 40 56 10 6000 6.5 <0.5 <0.5 1.9 <br /> 64 2.2 640 <0.5 <0.5 <0.5 <0.5 <br /> 74 0.8 31 <0.5 <0.5 <0.5 <0.5 <br /> 80 88 <0.5 210 <0.5 <0.5 <0.5 0.9 <br /> 99 <0.5 170 1.4 <br /> 1 163-168 <0.5 6.0 8.9 <0.5 <0.5 <0.5 <br /> CL <br /> 120 176-186 <0.5 10 30 <0.5 <0.5 <0.5 <br /> Notes: <br /> 160 Data is from "Report on Investigative Boring and Installation of Monitoring Wells M-25C1, M-25C2 <br /> and Piezometer C1/C2, Former Nestle Facilty, Inc. Facility, Ripon, California, December 21, 1999" <br /> • by IT Corporation. <br /> Abbreviations: bgs: below ground surface, PCE =tetrachloroethene, TCE =trichloroethene, <br /> 200 cDCE = cis-1,2-dichloroethene, 1,1-DCA= 1,1-dichloroethane, 1,1,-DCE=1,1-dichloroethene, <br /> CF=chloroform. <br /> 0 20 40 60 80 100 COC CONCENTRATIONS VERSUS DEPTH AT M-25 <br /> PCE, cDCE, CF, SITE CONCEPTUAL MODEL-JANUARY 2009 UPDATE <br /> 1,1-DCA, 1,1-DCE Former Nestle Facility and Surrounding Area <br /> (µg/L) 230 Industrial Avenue <br /> Ripon, California <br /> r;MEC <br /> Date:01/2009 Project No. 9837.005 <br /> Geomatrix Figure 6 <br />