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• U-1 At-a-Glance 1OW011 <br /> Enhanced Anaerobic Biological Oxidation Pilot Study <br /> Chevron Facility 306415, Stockton,California <br /> m 2,500 <br /> m <br /> 2,000 —Sulfate <br /> s 1,500 Good Reagent <br /> E 1,000 <br /> Distribution <br /> 500 <br /> m <br /> o p <br /> M -10 0 10 20 30 40 50 60 70 80 90 100110120130140150160170 <br /> Elapsed Time(Days) <br /> 1,000 <br /> 900 <br /> 800 <br /> 700 <br /> m 600 <br /> = 500 <br /> F 400 <br /> 300 <br /> 200 <br /> 100 <br /> 0 <br /> -10 0 10 20 30 40 50 60 70 80 90 100110120130140150160170 <br /> Elapsed Time(Days) <br /> 1,000 <br /> m <br /> 800 TPH-d <br /> Low Concentrations of <br /> N 600 —TPH-d Sigel TPH-D and TPH-d SiGel <br /> V <br /> a 400 <br /> F <br /> y 200 <br /> x <br /> a <br /> � 0 <br /> -10 0 10 20 30 40 50 60 70 80 90 100110120130140150160170 <br /> Elapsed Time(Days) <br /> 2,500 <br /> � 7 � <br /> E 2,000 6 <br /> a 1,500 5 <br /> m 4 i5 <br /> a 1,000 3 u E <br /> 6 500 2 > <br /> N <br /> N 1 0 <br /> 0 N <br /> 0 0 <br /> -10 0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 <br /> Elapsed Time(Days) <br /> —TDS —'—Dissolved Mg —•—Dissolved Fe —Dissolved Mn <br /> Notes <br /> mg/L milligrams per liter TDS total dissolved solids <br /> ug/i- micrograms per liter Fe iron <br /> TPH-g total petroleum hydrocarbons as gasoline Mg magnesium <br /> TPH-d total petroleum hydrocarbons as diesel Mn manganese <br /> BTEX benzene,toluene,ethylbenzene,and xylenes <br /> Baseline TPHd SiGel samples analyzed with 3 gram method(open symbol) <br /> Post-Injection TPHd SiGel samples analyzed with 10 gram method(closed symbol) <br />