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i <br /> TABLE 7 <br /> ' DESTRUCTION EFFICIENCY CALCULATIONS <br /> Farmer Property, 610 Hunter Street, Stockton, CA <br /> Page 1 of 1 <br /> ' Date Analyte Influent Effluent Efficiency% <br /> 07/26/05 PID 88 4 9545 <br /> 07/26/05 C6-C12 22 0 500 9773 <br /> ' 07/26/05 Benzene 025 0 050 8000 <br /> 07/26/05 Toluene 028 0 050 8214 <br /> 07/26/05 Ethyl Benzene 045 0 050 8889 <br /> ' 07/26/05 Xylenes 44 0 131 9702 <br /> 08/31/05 PID 86 3 2 9628 <br /> 08/31/05 C6-C12 110 0 500 9955 <br /> 08/31/05 Benzene 075 0 050 9333 <br /> 08/31/05 Toluene 1 2 0 069 9425 <br /> 08/31/05 Ethyl Benzene 1 4 0 050 9643 <br /> ' 08/31/05 Xylenes 179 0 100 9944 <br /> 10/07/05 PID 67 31 9537 <br /> ' 10/07/05 C6-C12 39 12 6923 <br /> 10/07/05 Benzene 038 0 050 11,384 <br /> 10/07/05 Toluene 042 0 180 5714 <br /> 10/07/05 Ethyl Benzene 015 0 240 Not calculated <br /> ' 10/07/05 Xylenes 079 1 380 Not calculated <br /> Notes <br /> C6-C12 denotes gross range organics and is the equivalent to TPHG <br /> MTBE denotes methyl tertiary butyl ether <br /> ' PID denotes concentration detected by a photo-ionization detector field instrumentation <br /> Influent is the concentration in ppmv based on laboratory analytical data <br /> provided in Table 4 <br /> ' Effluent is the concentration in ppmv based on laboratory analytical data <br /> provided in Table 4 <br /> Destruction efficiency is computed as the effluent concentration <br /> divided by the influent concentration, expressed as a percentage <br /> Where the effluent was not detected at method detection limits, the detection limit <br /> was used in the calculation <br /> 1 <br /> 1 <br /> I <br />