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h <br /> TABLE 1 <br /> EXTRACTION GROUNDWATER ANALYTICAL DATA <br /> Chevron Service Station 9-1452 <br /> 334 East Ripon Street <br /> Ripon,California <br /> Sample ID Date TPHg Benzene Toluene Ethyl- Total MtBE TBA TAME Ethanol s <br /> benzene Xylenes <br /> (µg4) Iµ94) [µg111 (µg11) (µg11) (µg4) (µ911) (µgll) (-g4) <br /> MW-8 FIN cont. 04105/05 170 <5 <5 <5 <5 4,900 1,300 140 <500 ! <br /> 04112!05 130 <5 <5 <5 <5 3,100 990 89 <500 <br /> 04/19/05 140 <3 <3 <3 <3 3,500 980 98 <250 <br /> 04/26105 120 <5 <5 <5 <5 4,800 1,700 130 <250 <br /> 05103!05 69 <3 <3 <3 <3 1,400 350 40 <250 <br /> 05/10105 78 13 <3 <3 <3 2,300 510 47 <250 <br /> 05/17105 120 <3 <3 <3 <3 2,100 560 56 <250 <br /> 05/24105 53 <3 <3 <3 <3 1,200 500 31 <250 I <br /> 05/31105 <50 <3 <3 <3 <3 1,600 760 43 450 <br /> 06/07105 <50 3 1 <1 2 1,200 550 33 <100 <br /> < s <br /> 06!14!05 <5q j cq_5 <0.5 0.5 <0.5 1,000 450 30 <50'& <br /> < <0.5 1,800 720 53 <50 <br /> 06!21!05 <50 ,<0.5 <D.5 0.5 <br /> 06128/05 <50 <1 <1 <1 <1 880 390 25 <100 <br /> Explanations: <br /> µg11 =Micrograms per liter <br /> TPHg =Total petroleum hydrocarbons as gasoline 1 <br /> MtBE =Methyl tertiary butyl ether, fV <br /> TBA =Tertiary butyl alcohol j <br /> TAME =Tertiary amyl methyl ether <br /> INI =Sample collected from well MW-8 with disposable bailer prior to batch groundwater extraction. <br /> FIN =Sample collected from well MW-8 with disposable bailer after batch groundwater extraction. <br /> Batch =Sample collected from tank of vacuum truck with disposable baiter following completion of <br /> batch groundwater extraction. <br /> =Not analyzed <br /> < =Not present at or above the laboratory method detection limit <br /> j� cont. =continued data <br /> Notes: <br /> a =Samples also analyzed for ethyl tertiary butyl ether(EtBE),di-isopropyl ether(RIPE),ethanol, <br /> ethylene dibromide(EDB'),and 1,2-dichloroethane(1-2,DCA). Analytes not detected at or <br /> above method detection limits. <br /> b =Initial sample referred to as Pre sample on chain-of-custody. <br /> c =Final sample referred to as Post sample on chain-of-custody. ► <br /> d =Batch sample referred togas Tank sample on chain-of-custody. <br /> e =Batch sample referred to;as VacTruck sample on chain-of-custody. <br /> i� <br /> :1 <br /> I <br /> � h <br /> i� <br /> } <br /> '1 <br /> IAChevmM1452rReportlBatch Extraaonlaatch Extraction Results.xls 1fj 4 or 4 <br /> I} <br /> y <br />