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T061 • <br /> Page 6of6 <br /> Groundwater Monitoring Data - <br /> ARCO Service Station No. 548, 1612 Hammer Lane, Stockton, California <br /> Well Elevation Static Top Elevation <br /> Sample of Top Water of of Ethyl- Total <br /> Number Date of Casmg Level Screen Groundwater TPHG Benzene Toluene benzene Xylenes MTBE[1] Observations <br /> A-Not analyzed <br /> M-Not measured <br /> Not evaluated <br /> Raised MRL due to matrix interference <br /> **-The sample contains a lower boiling point hydrocarbon mixture quantified as gasoline,the chromatogram does not match the typical gasolme fingerprint <br /> ***-Raised MRL due to high analyte concentration requiring sample dilution <br /> Bailer blank <br /> Free product <br /> - Sheen. <br /> Obvious product odor <br /> -Below detection limits used by laboratory <br /> [11 MTBE was analyzed using USEPA Method 8020 <br /> ample designations <br /> MW-4(34)-Well Lia and 2MIed th(feet) <br /> N VMS\0805\1400"32398R1 XLS � e <br /> Sheeil 4117/98 <br />