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TABLE 7 <br /> SOIL VAPOR EXTRACTION PERFORMANCE DATA <br /> SIERRA LUMBER <br /> 375 West Hazelton Avenue, Stockton, California <br /> Sample I D Influent Sample Monttormg Totalizer Operation TPH-g Concentration Net TPH-g Removed Total TPH-g Removed <br /> Date hours 1 (gallons) allons <br /> 09-23-04 28,024 280 009 28141 <br /> 10-25-04 28,792 1,100 699 28840 <br /> 11-22-04 29,464 540 825 29665 <br /> 12-22-04 30,184 450 577 30242 ' <br /> Influent 01-18-05 30,832 600 5 10 30752 <br /> 02-16-05 31,528 ND<50 3 12 31064 <br /> 03-08-05 32,008 ND<50 029 31093 <br /> 04-13-05 32,896 ND<50 056 31149 <br /> 05-03-05 33,352 ND<50 036 311 85 <br /> 06-08-05 34,216 ND<50 070 312 55 <br /> 07-12-05 35,032 ND<50 083 313 38 <br /> 08-09-05 35,704 ND<50 089 31427 <br /> 09-07-05 36,400 ND<50 100 31527 <br /> Notes <br /> TPH-g concentrations reported as micrograms per liter <br /> - TPH-g total petroleum hydrocarbons quantified as gasoline <br /> Net TPH-g and total TPH-g removed reported as pounds removed <br /> total operation hours based on calendar days of operation <br /> Advanced GeoEnvnronmental,Inc <br />