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y <br /> TABLE <br /> ANALYTICAL RESULTS OF SOIL VAPOR SAMPLES - EPA Method TO-17 <br /> RIPON FARM SERVICE <br /> 932 East Frontage Road (22871 South Highway 99) Ripon, California <br /> (pg/m3) <br /> Sample fD <br /> Date TPH-g$ HV-d Benzene toluene y 1,2-DCA.. <br /> Sam le ' Ethyl- Notal <br /> Benzene Xylenes <br /> VP-1R 04/15/11 7,200 .9,700 45 8201 210 1,2102 <3.0 <br /> VP-2R 04/15/11 5,100 3,500 28 680' 160 1,0202 <3.4 <br /> VP-3R 04/15/11 51600 7,700 36 6401 160 9702 <3.0 <br /> ESL�� 29,0Q0 29,000 280 L180,000 3300�. .58,00fl 31q <br /> - TCHHSLS �_- -- �- e-- 122 378Q00, <br /> - 887,000 . 167' <br /> .... .. ,,,� -= i <br /> i <br /> Notes: <br /> Nglm3: micrograms per cubic meter <br /> TPH-g: total petroleum hydrocarbons quantified as gasoline <br /> TPH-d: total petroleum hydrocarbons quantified as diesel <br /> 1,2-DCA: 1,2-d ichloroethane <br /> EDB: 1,2-dibromoethane <br /> #: The TPH pattern in all samples did not resemble that of either diesel fuel or gasoline <br /> ': detected concentration exceeded the instrument calibration range <br /> 2; m,p-xylene concentration exceeded the insturment calibration range <br /> ESL: San Francisco Bay Regional Water Quality Control Board California Environmental Protection Agency <br /> Environmental Screening Level(soil gas)for commercial or industrial property <br /> CHHSLS: California Human Health Screening Levels(soil gas)for commercial or industrial property <br /> There is no CHHSL for the listedl.constituent <br /> p , <br /> 3 <br /> } <br /> Advanced GeoEnviron mental,Inc. }I <br /> • I <br />