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LJ <br />LANDFILL GAS MONITORING <br />GEM 2000 CALIBRATION AND PERTINENT DATA <br />Date: eo 0 Site Name: 4,W N? -V <br />Technician: �&Vtc" PAIK,1409" Job No. 0-- la-zc s,'04�1 <br />Wind Speed: S MPH Wind Direction: � Barometric Pressure: 2�rl"Hg <br />Air Temperature: 0 °F General Weather Conditions: CLOOP(�-- <br />CALIBRATION INFORMATION <br />isPre -monitoring Calibration Precision Check <br />n <br />Procedure: Calibrate the instrument. Make a total of three measurements by alternating zero air <br />and the calibration gas. Record the readings and calculate the average algebraic difference <br />between the instrument reading and the calibration gas as a percentage. The calibration <br />precision must be less thaW�i <br />to 2% of the calibration gas value. <br />Instrument Serial No. M-003 73 <br />Calibration Gas: %CH4 &'u %CO2 gs.v %02 <br />Time CH4 CO2 02 <br />6� �► c e <br />Pnct-mnnitnrinn (niihmfinn (:hark <br />Time CH4 <br />CO2 <br />02 <br />NOTES: <br />