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TABLE <br /> UNSATURATED ZONE SOIL PORE GAS T014 MONITORING RESULTS <br /> SECOND SEMESTER 2013 <br /> NORTH COUNTY RECYCLING CENTER AND SANITARY LANDFILL <br /> Highest <br /> Methane Carbon Concentration <br /> Soil Gas Content Dioxide Oxygen Number of Found PPB VOC of Highest <br /> SG Well Probe N N (%) Compounds Concentration <br /> 01 Deep 0 2 18.4 9 19 Ethanol <br /> 03 Deep 0 0.2 20.8 10 22 Ethanol <br /> 06 Single 0 5.8 16.1 9 17 Ethanol <br /> TO-14 Sampling Date: August 2, 2013 by SCS Engineers <br /> Monitoring Probe Sampling Date for Methane, Carbon Dioxide, and Oxygen: August 2, 2013. <br /> Note: Sampling protocol provides for sampling from the one probe at each well that is most likely to have the <br /> highest VOC concentration. See Appendix J for major gasses composition at all soil as probes <br /> NS = Not sampled <br /> ND= Not detected <br /> North County RC&SL Public Works/Solid Waste <br /> 2nd <br /> Semester and Annual 2013 Groundwater Monitoring 18 County of San Joaquin—January 25,2014 <br />