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i • i <br /> CAMBRIA <br /> Table 1. Ground Water Analytical Data - Gasoline Constituents- Shell-branded Service Station WIC#204-6562-0804, 341 East Main Street, <br /> Ripon, California <br /> Well GW Depth TPHg Benzene Toluene Ethylbenzene Xylenes Gallons D O <br /> ID_ Date (ft) (Concentrations in ltg/L) Purged (rng/L) <br /> MW-1 04/28/98 2532 <100 <10 <10 <10 <10 30 20 <br /> 07/28/98 2700 <50 <0 50 <0 50 <0 50 <0 50 30 18 <br /> 10107!98 �' �7:36� <1,000� <10 <1Q <IO 3.0 1.4 <br /> 11/10/9$ - 27.15 <50 - <0.50 <0.50 <0.50 <0.50 7.5 --- <br /> 11/18/98_ 27.11 <500 <5.0 <5.0 <5.0 <5.0 3,0 1.3 <br /> 11/24/98 27.27 _ <10,000 <100 <100 <100 <100 7.5 1.2 <br /> 12!01/98 27.00 <50,000 <500 <500 <500 <500 9.5' 1,1 <br /> 12/08/98 27.4$ <10,000 <100' 160 <100 <100 6,0 <br /> 12/17/9821.37 r <20,000 <200- <200 <200 <200 3.0 ,. <br /> 12/23/98 N 27.42 <10,000 <100 <100 <100 <100 G 3.0 1.4 , <br /> 121`29/98, 27.22 <50.000 <500 <500 <500 _ <500 _ - 3.0 <br /> Abbreviations and Notes <br /> ft=feet <br /> r <br /> GW=Ground water <br /> TPHg =Total petroleum hydrocarbons as gasoline by modified EPA Method 8015 <br /> Benzene,toluene,ethylbenzene,and total xylenes by EPA Method 8020 <br /> DO =Dissolved oxygen <br /> µg/L=Micrograms per liter • <br /> mg/L=Milligrams per liter <br /> m=Below detection lutut of nµg/1, <br /> g%np34 Nutt zh i of 1 <br />