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TableB-2 <br /> Ozone Injection-Groundwater Monitoring Data <br /> 76(Former BP)Station No. 11195 <br /> 16500 Interstate 5 South,Lathrop,California <br /> MonitoringWell:MW-3 rin We <br /> Monitoll:MW-10 <br /> Ethyl- Xylenes Ethyl- Xylenes <br /> ORP DO TPHg Benzene Toluene benzene (total) MtBE ORP DO TPHg Benzene Toluene benzene (total) MtBE <br /> Date m (Pe10 {Pgn) (Wgm (Pgm (Nen) (Nen) m (Perq {Nen) {Pero (Nero (PA (PgrJ) <br /> 1111812002 a -- <500 <5.0 <5.0 <5.0 <10.0 1,300 - <500 <5.0 <5.0 <5.0 <10.0 860 <br /> 2li312003 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 /> 4/22/2003 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 <10.0 <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 <O.SD <0.50 <0.50 180 -- - <br /> <50 <0.50 <0.50 <0.50 <0.50 1.5 <br /> 9l2312003 -- 11,000 1 <50 <50 <50 <50 13,000 - <50 1 <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 - 530 <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 11 <br /> 3/31/2004 68 -- 220 <1.0 <1.0 <1.0 <2.0 270 128 -- <50 <0.50 <0.50 <0.50 <1.0 <0.50 <br /> 4/27/2004 b 93 1.45 1300 <10 <10 <10 <20 1,200 90 2.39 <50 <0.50 <0.50 <0.50 <1.0 <0.50 <br /> 512512004 54 6.46 1600 <10 <10 <10 <20 1,600 56 6.49 <50 <0.50 <0.50 <0.50 <1.0 <0.50 <br /> 6/16/2004 37 5.46 760 <2.5 <2.5 <2.5 <5.0 850 87 6.45 1 <50 <0.50 <0.50 <0.50 <1.0 <0.50 <br /> Definitions: Notes: <br /> TPHg=Total petroleum hydrocarbons as gasoline a =Sampled by Gettler-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 />