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TABLE 6 <br />Second Quarter 2017 <br />Landfill Gas Perimeter Migration Monitoring Results <br />North County Recycling Center And Sanitary Landfill <br />Monitoring Well <br />Probe <br />CH4 <br />(%-Vol) <br />CO2 <br />(%-Vol) <br />02 <br />(%-Vol) <br />Balance <br />(%-Vol) <br />Pressure <br />(in WC) <br />SG -1 S <br />0.0 <br />3.1 <br />15.0 <br />81.9 <br />-0.15 <br />SG -11 <br />0.0 <br />1.0 <br />16.2 <br />82.8 <br />-0.25 <br />SG -1 D <br />0.0 <br />0.6 <br />16.3 <br />83.1 <br />-0.55 <br />SG -2 S <br />0.0 <br />3.7 <br />14.5 <br />81.8 <br />-0.15 <br />SG -21 <br />0.0 <br />0.1 <br />19.3 <br />80.6 <br />-0.15 <br />SG -2 D <br />0.0 <br />0.0 <br />19.7 <br />80.3 <br />-0.24 <br />SG -3 S <br />0.0 <br />0.9 <br />16.6 <br />82.5 <br />-0.04 <br />SG -31 <br />0.0 <br />0.0 <br />18.5 <br />81.5 <br />-0.05 <br />SG -3 D <br />0.0 <br />0.0 <br />19.0 <br />81.0 <br />-0.10 <br />SG -8 S <br />0.0 <br />2.1 <br />15.2 <br />82.7 <br />-0.04 <br />SG -81 <br />0.0 <br />1.7 <br />12.1 <br />86.2 <br />-1.45 <br />SG -8 D <br />0.0 <br />0.1 <br />19.5 <br />80.4 <br />-0.01 <br />SG -9 S <br />0.0 <br />0.1 <br />20.3 <br />79.6 <br />-0.20 <br />SG -91 <br />0.0 <br />0.1 <br />20.4 <br />79.5 <br />-0.76 <br />SG -9 D <br />SG -10 S <br />0.0 <br />0.0 <br />0.4 <br />0.1 <br />20.1 <br />19.2 <br />79.5 <br />80.7 <br />-0.85 <br />0.24 <br />SG -101 <br />0.0 <br />0.2 <br />18.9 <br />80.9 <br />0.41 <br />SG -10 D <br />0.0 <br />0.1 <br />19.3 <br />80.6 <br />0.20 <br />SG -11 S <br />0.0 <br />0.4 <br />19.2 <br />80.4 <br />-0.03 <br />SG -111 <br />0.0 <br />6.8 <br />0.8 <br />92.4 <br />-1.20 <br />SG -11 D <br />0.0 <br />3.4 <br />15.8 <br />80.8 <br />-2.08 <br />SG -12 S <br />0.0 <br />1.2 <br />17.6 <br />81.2 <br />-0.02 <br />SG -121 <br />0.0 <br />0.5 <br />18.1 <br />81.4 <br />-2.05 <br />SG -12 D <br />0.0 <br />0.4 <br />18.1 <br />81.5 <br />-2.08 <br />SG -13 S <br />0.0 <br />0.4 <br />15.8 <br />83.8 <br />-0.02 <br />SG -131 <br />0.0 <br />0.4 <br />18.4 <br />81.2 <br />-1.45 <br />SG -13 D <br />0.0 <br />0.4 <br />18.3 <br />81.3 <br />-1.95 <br />Monitoring Well <br />Probe <br />CH4 <br />(%-Vol) <br />CO2 <br />(%-Vol) <br />02 <br />(%-Vol) <br />Balance <br />(%-Vol) <br />Pressure <br />(in WC) <br />SG -14 S <br />0.0 <br />0.7 <br />15.5 <br />83.8 <br />-0.02 <br />SG -141 <br />0.0 <br />0.1 <br />20.8 <br />79.1 <br />-2.35 <br />SG -14 D <br />0.0 <br />0.1 <br />20.8 <br />79.1 <br />-2.38 <br />SG -15 S <br />0.0 <br />7.4 <br />10.8 <br />81.8 <br />-0.02 <br />SG -151 <br />0.0 <br />1.3 <br />16.9 <br />81.8 <br />-1.45 <br />SG -15 D <br />0.0 <br />0.9 <br />16.9 <br />82.2 <br />-1.60 <br />SG -16 SA <br />0.0 <br />2.3 <br />16.2 <br />81.5 <br />-0.01 <br />SG -16 S <br />0.0 <br />0.0 <br />18.9 <br />81.1 <br />-0.01 <br />SG -161 <br />0.0 <br />2.0 <br />16.5 <br />81.5 <br />-1.06 <br />SG -16 D <br />0.0 <br />0.7 <br />17.0 <br />82.3 <br />-1.78 <br />SG -16 SB <br />0.0 <br />5.3 <br />11.7 <br />83.0 <br />-0.02 <br />SG -17 S <br />0.0 <br />2.4 <br />9.1 <br />88.5 <br />-0.03 <br />SG -171 <br />0.0 <br />0.1 <br />18.8 <br />81.1 <br />-0.05 <br />SG -17 D <br />0.0 <br />1.1 <br />17.4 <br />81.5 <br />-0.08 <br />SG -18 S <br />0.0 <br />0.0 <br />19.4 <br />80.6 <br />-0.75 <br />SG -181 <br />0.0 <br />0.4 <br />17.8 <br />81.8 <br />-0.04 <br />SG -18 D <br />SG -19 S <br />0.0 <br />0.0 <br />0.4 <br />0.0 <br />18.4 <br />17.4 <br />81.2 <br />82.6 <br />-0.08 <br />-0.01 <br />SG -191 <br />0.0 <br />0.7 <br />18.0 <br />81.3 <br />-0.05 <br />SG -19 D <br />0.0 <br />0.0 <br />18.9 <br />81.1 <br />-0.05 <br />SG -20 S <br />0.0 <br />0.1 <br />19.2 <br />80.7 <br />-0.03 <br />SG -201 <br />0.0 <br />0.0 <br />19.6 <br />80.4 <br />-0.28 <br />SG -20 D <br />0.0 <br />0.0 <br />19.6 <br />80.4 <br />-0.30 <br />SG -21 S <br />0.0 <br />0.0 <br />20.0 <br />80.0 <br />-0.08 <br />SG -211 <br />0.0 <br />0.1 <br />19.4 <br />80.5 <br />-0.86 <br />SG -21 D <br />0.0 <br />0.0 <br />19.6 <br />80.4 <br />-0.35 <br />SG -22 S <br />0.0 <br />0.1 <br />19.1 <br />80.8 <br />-0.01 <br />SG -221 <br />0.0 <br />0.4 <br />17.7 <br />81.9 <br />-0.40 <br />SG -22 D <br />0.0 <br />0.0 <br />19.0 <br />81.0 <br />-0.28 <br />Field Notes <br />Abbreviations: <br />General Notes <br />Temp: 80 °F Wind: 2 MPH East <br />Barometric Pressure: 29.60" Hq <br />Instrument: GEM -5000 <br />Instrument Calibration Date: 6/22/2017 <br />SG -"n" = Soil Gas Monitoring Well <br />S= Shallow Probe,i= Intermediate Probe <br />D = Deep Probe <br />%-Vol = Percent by Volume <br />Monitoring Date: June 22, 2017 <br />Revised 8-19-2010 <br />N:\1North County\LFG Migration Monitoring\2017\2nd Qtr\NC_2nd Qtr LFG Perim Mig Monit 2017 Wells <br />Monitoring Technician: M. Palis <br />San Joaquin County Public Works <br />Solid Waste Division <br />