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JUL-12-2000 16 27 CAMBRIA 510 420 9170 P.03/35 <br /> � tt <br /> CAMBRIA <br /> Table 1-Groundwater Extraction System Analytical Results-SheU-branded Service Station <br /> 341 East Main Stret: Ripon <br /> Sample Meter MTBE TBA Ethanol <br /> Date Reading TpHg Benzene EPA 8260 EPA 8260 EFA$260 <br /> allons Corncentrations in b <br /> After Second 1,000-lbs Carbon 1Filter Vessd <br /> 03/10/00 0 NA NA NA NA NA <br /> 03/13/00 1,100 <50 <0.5 <1 <50 <200 <br /> 03/15/00 16,905 <50 <0.5 <1 <50 400 <br /> 03/31/00 17,500 NA <0,5 <0.5 <50 5100 <br /> 04/05100 34,300 <50 <0.5 <0.5 <50 <100 <br /> 04/07/00 51,700 <50 <0.541t <0.5 <br /> 04/28/00 51,700 <50 50 50 <100 <br /> *D,5 520 5100 <br /> 05/01/00 64,200 <50 <0.5 5U'5 40 <100 <br /> 05/19/00 <br /> 64,200 <50 <0.5 <0.5 <20 <]QO <br /> OS126/00M°t 134,000 <50 <0.5 <0.5 <br /> 06/01/00 190.600 < o <1oo <br /> Sa {0,5 1,410 <100 <5aa <br /> 06/07/00 242,800 <50 <03 <0.5 <20 <100 <br /> 06115100 308,900 <50 <0.5 4.00 <100 < <br /> 06/20/00 313,100 ],000 <br /> C5Q <0.5 1.96 C20 <100 <br /> 06/28/00 427,100 <50 <03 <0.5 <20 <100 <br /> 07/07/00 506,800 <50 <0.5 <0.5 <20 <106 <br /> . <br /> Effluent <br /> 03/10/00 0 <50 <0.5 <1 <20 <100 <br /> 03/13/00 1,100 <50 <0.5 <1 <50 000 <br /> 03/15/00 16,905 <50 <0.5 <1 0 <200 <br /> 03/31/00 17,500 NA <0.5 <0.5 <50 <100 <br /> 04/02/00 17,500 X50 <0.5 <0.5 <50 <100 <br /> 04/05/00 34,300 <$0 <0.5 <0.5 <br /> 04/07/00 51,700 <50 <0,5 <0.9 50 <100 <br /> 04/28/00 51,700 <50 <0.5 <0.5 <50 5100 <br /> 05/01/00 64,200 <50 <20 <]00 <br /> <0.5 X0.5 <20 <]{)O <br /> 05/19/00 64,200 <50 eo.s <0.5 <br /> 05/26/00 134,000 <50 <0.5 <0.5 <20 <<20 <100 <br /> 06/01/00 190,600 <54 100 <br /> <0.5 c0,5 44 <100 <br /> 06/08/00 242,800 <50 <0.5 50.5 <br /> 06/1S/00 308,900 < 40 <100 <br /> 06/20/00 50 <0,$ 0,_00 <100 51,000 <br /> 313,100 <50 <0.5 24.7 <20 <100 <br /> 06/28/00**• 427,100 <50 <0.5 3.96 <br /> 07/07100 506,800 <50 520 5100 <br /> W.5 2.29 <0 <100 <br /> A hhrev ietioas• <br /> •-' 1VOtC8: <br /> MTBE=Methyl tertiary butyl ether <a=Bclow detection limit of n ppb <br /> TBA=tcrciary Butyl Alcohol '-laboratory noted that tho result does not match <br /> DIPS.-Di-isonronvl cthe-r <br /> a typical gasoline pattern <br /> ppb=gams per billion ••=laboratory detected toluene at 0.5 ppb by 9015M/8020M, <br /> and at 0.60 PPb when Miffed by 8260 <br /> *•'=laboratory also detected xylenes in the sample <br />