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Table A-2 <br /> Ozone Injection-Groundwater Monitoring Data <br /> 76(Former BP)Station No.11195 <br /> 16500 Interstate 5 South,Lathrop,California <br /> Monitorin Well:MW-3 MonitoringWell:MW-10 <br /> Ethyl- XylenesEthyl- Xylenes <br /> ORP DO TPHg. Benzene Toluene benzene (total) MtBE ORP DO TPI-Ig Benzene Toluene benzene (total) MtBE <br /> Date inV (pen) (Nan). (Nan) (pan) (pgn) Wit) mV (Nen) (N9n) (N9n) (w) (pan) (pen) <br /> 11118/2002 a - - <500 <5.0 <5.0 <5.0 <10.0 1,300 -- - <500 <5.0 <5.0 <5.0 <10.0 860 <br /> 2/13/2003 a - - <500 <5.0 <5.0 <5.0 <10.0 1,500 - - <50 <0.50 <0.50 <0.50 <1.0 53 <br /> 3/21/2003 a - - 320 <0.50 0.60 <0.50 <0.50 1,700 - -- <50 <0.50 <0.50 <0.50 <1.0 5.1 <br /> 412212003 a - 6,700 <2.5 <2.5 <2.5 <2.5 4,400 - <50 <0.50 <0.50 <0.50 <0.50 <0.50 <br /> 5/12/2003 a - - <1,000 <10A <10.0 <10.0 <20.0 1,300 - <50 <0.50 <0.50 <0.50 <1.0 <2.0 <br /> 6120/2003 a - - 1401 <0.50 <0.50 <0.50 <0.50 180 <50 <0.50 <0.50 <0.50 <0.50 1.5 <br /> 9/23/2003 - -- 11,000 <50 <50 <50 <50 13,000 - - <50 <0.50 <0.50 <0.50 <0.50 <5.0 <br /> 10/31/2003 - - <5000 <50 <50 <50 <100 6,700 - - <50 <0.50 2.4 <0.50 2.0 0.60 <br /> 1/20/2004 100 630 <5 <5 <5 <10 1,100 142 - <50 <0.50 <0.50 <0.50 <1 <2 <br /> 2/27/2004 105 - <250 <2.5 <2.5 <2.5 <5.0 300 137 - <50 <0.50 <0.50 <0.50 <1.0 1 11 <br /> 3/31/2004 68 220 <1.0 <1.0 <1.0 <2.0 270 12B - <50 <0.50 <0.50 <0.50 <1.0 <0.50 <br /> Definitions: Notes: <br /> TPHg=Total petroleum hydrocarbons as gasoline a =Sampled by Gaoler-Ryan,Inc. <br /> MtBE=Methyl tert-butyl ether b =Hydrocarbon in gasoline range does not match laboratory gasoline standard. <br /> ppb=Parts per billion =Data not available <br /> ORP=Oxidation Reduction Potential <br />