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Table 2 <br /> HIstorfcal Groundwater Monitoring and Analytical Data <br /> 7 Eleven Store#14117 <br /> 2725 Country dub Boulevard <br /> Stockton,CA <br /> Wall IDI `- - - _- -- Ethyl= - M E f- - s,z-' Meth Eth•' Ace- Dissolved <br /> Elevation Date Butte 'Toluene Benzene Xylene TPHg 8020 MtBE TBA RIPE ME TAME DCA EDB anal anal tons Notes OMen DiW SPT WTE <br /> OG fl. L L L fL !f. IL RIf rncill.1 ("I ffeet) feet <br /> MW-7 <br /> 119 11/05/01 <0 5 <0 5 <0 5 <0 5 <50 <5 <20 <5 <5 <5 <5 <5 - 10 1020 000 -901 <br /> 1 53 01/08/02 - - - - - - - - - - - 09 - 000 - <br /> 04/12102 <0 5 <0 5 <0 5 <0.5 <50 <5 2A <5 <0 5 <0 5 <0 5 - - - - 10 747 000 -594 <br /> 07/09/02 <0 5 <0 5 <0 5 <0 5 <50 <5 24 <5 <0 5 <05 <0 5 - 1 1 7 90 000 -637 <br /> 10/16/02 <0 5 <0 5 <0 5 <0 5 <50 <5 052 15 <0 5 <05 <0 5 - - - - 10 943 000 -790 <br /> 03/17/03 <0 50 <0 50 <050 <0 50 110 06 <5 0 4050 <0 50 <0 50 - 12 767 000 -614 <br /> 05/29/03 <0 50 <0 50 <0 50 <0 50 <50 - 42 <5 0 <0 50 <0 50 <0 50 - - - 14 794 000 -641 <br /> 098 09/18/03 <0 50 <0 50 <0 50 <0 50 160 - 36 <50 4 50 <0 50 <0 50 <0 50 <0 50 <50 <5 0 <50 23 954 000 -856 <br /> 12!02103 <0 50 <0 50 <0 50 <0 50 <50 - 1 7 <5 0 <0 50 <0 50 <0 50 <0 50 <0 50 <SD <5 0 - 01 909 000 -811 <br /> 03/03104 <0 50 <0 50 <0 50 <0 50 <50 - 0 54 C50 <0 50 <0 50 <0 50 <0 50 <0 50 - - d 0.2 668 000 -570 <br /> MW-8 <br /> 190 091103 25 130 64 340 3,200 - 22 <50 <0$0 <0 50 <0 50 <0 50 <0 50 <50 <50 <8 0 c 08 1061 000 -871 <br /> 12/02103 22 43 47 13 320 079 <50 <0 50 <0 50 <0 50 <0 50 <0 50 <50 <5 0 - 00 985 0 00 -795 <br /> 03/03104 56 140 59 360 2,500 67 140 <0 50 <0 50 <0 50 <050 <0 50 - - - d 03 747 000 -557 <br /> Ex tar's <br /> TPHg=ToW petroleum hydrotar4ona-as paedine TAME=Tat-amyitnaMryl ether TOC a Tap of psing elevation In teal above mean see leval <br /> M18E=MuN-Cert-bW etlrar 1,2-0CA a 1.2-dilchbroethane pWI.=mluoWms per iter <br /> TBA=TerwBuland EDB=1,2-dIbrurnoethano mgrL=arilllgrams per Igor <br /> DIPS=Difsopropyl ether DTW=Depth to water —=Not sample&x*measured <br /> ELBE a E1tpHeR4adyi other SPT=Saparatoop ass hydmorban thkWass <br /> WTE=Water table elevaton <br /> N" <br /> Hlstodcal data prior to 0311793 sample date provided by Shaw UL STEK TPHg sad MTBE analyzed tssinp EPA Method 802148015 Modified <br /> Samples analyzed using EPA Method 82608 startxig with 03!17143 sample date <br /> a a Method Bbirh ContamLwbon The assodafad method blank contains the toupet enalyts ata reportable level <br /> b a Matrix Spikawaft Spike Dupkato for the analytes Seroone MISE was enacted by the analyle concentrations already present In the unepl and sample <br /> c=The Method Reporting Limit for Acetone has beers lacrweed due to the presents of an frisdaring compound <br /> d=Mabe Spke/Matrbu Spike Duplkata Results I""analyla M1BE were affected by tiro aralyte wrimnbations abeady present In the un spiked sample <br /> Is=Hydrocarbons reported as TPH do not exhibit a typW Gosolirm cl%mmatograph1cparitern <br /> KT ElavW It Stones!141171TablesN41170410.idsHistaical Water Pa"Sore <br />