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1 <br /> TABLE 2 <br /> GROUNDWATER ANALYTICAL RESULTS <br /> Former Carando Machine Works <br /> Stockton,California <br /> Ethyl- Isopropyl- <br /> Boring Number Depth Date TPH- TPH-d MTBE Benzene Toluene benzene Xylenes Chloroform 1,2,4-TMB n-Butylbenzene tert-Butylbenzene benzene <br /> Treadwell&Rollo Bokings <br /> CSB-1 19 1/16/04 <50 130 ndp <5.0 <0.50 <0.50 <0.50 <1.6 <1.0 <0.50 <1.0 <1.0 <0.50 <br /> CSB-2 19 1/16104 34,000 440,006-ndp <1000 <100 260 2,500 7,100 <200 540 <200 <200 140 <br /> CSB-3 20 1/20104 12,000 g 580 n <5.0 <0.50 <0.50 <0.50 <1.0 <1.0 23 4.7 1.8 7.1 <br /> CSB-4 19 1/16/04 <50 290 ndp <5.0 <0.50 0.85 <0,50 1.5 6.0 0.79 <1.0 <1.0 <0.50 <br /> Groundwater Confirmation OSam Ic <br /> CPT-EXC-W 1 25 6/16/2004 16,000 2,700 LY <20 46 74 420 1,390 <br /> Advanced GcoEnvironmental orinzs <br /> B-1 6/27/03 <50 <50 <5 <0.5 <0.5 <0.5 <0.6 <br /> B-2 6127/03 <50 <50 <5 <0.5 <0.5 <0.5 <0.6 - <br /> B-3 - 6/27/03 17,000 12,000 <5 <0.5 <0.5 11300 2,090 <br /> B4 6127/03 <50 <50 <5 <0.5 <0.5 <0.5 <0.6 <br /> B-G - 6/27/03 1 <50 <5 e 0.5 <0.5 a 0.5 <0.6 <br /> B-7 - 713103 <50 -50 <5 <0.5 <0,5 <0.5 <0.6 <br /> B-8 - 713103 <50 150 <5 <0.5 <0.5 <0.5 <0.6 - <br /> Notes: <br /> =not measured or not analyzed <br /> All results in micrograms per liter(pg/L). <br /> ndp=Hydrocarbon reported does not match the pattern of the laboratory's diesel standard. <br /> Z=Hydrocarbon reported in the gasoline range does not match the laboratorygasoline standard. <br /> 1.2,4•TMB=1,2,4•trimethylbenzene <br /> TPH-g=total petroleum hydrocarbons quantified in the gasoline range <br /> TPH-d=total petroleum hydrocarbons quantified in the diesel range <br /> NA-Not applicable <br /> LY-Lighter hydrocarbons contributed to the quantitatioui Sample exhibits chromatographic pattern which does not resemble a standard <br /> 25971020-tables Page I of 1 August 2004 <br />