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Table 1 <br /> Groundwater Monitoring Data <br /> ARCO Service Station No 6080 <br /> USEPA Method 801518020 (DHS LUFT) <br /> 85 Louise Avenue, Lathrop, California <br /> Elevation Static Water Groundwater Groundwater Ethyl- Total <br /> Well Top of Casing Level Elevation Flow TPHG Benzene Toluene benzene Xylenes MTBE <br /> Number Date (Feet msl) (feet bgs) (feet ms]) Direction µg11 µg11 1tg/I µg11 µgfl µg11 <br /> MW-1 P 06/23/00 1448 847 601 NE <50 <0 5 <0 5 <0 5 <0 5 4541 <br /> MW-1 NP 09/08/00 1448 953 495 Flat 613 2 <0 5 <0 5 <0 5 129 214 <br /> MW-2 P 06/23/00 1363 773 590 NE <50 <0 5 <0 5 <0 5 <0 5 16 6 <br /> MW-2 NP 09/08/00 1363 867 496 Flat <50 <0 5 <0 5 <0 5 <0 5 12 l <br /> MW-3 P 06/23/00 1400 8 11 589 NE <50 <0 5 <0 5 <0 5 <0 5 <2 <br /> MW-3 NP 09/08/00 1400 905 495 Flat <50 <0 5 <0 5 <0 5 <0 5 <2 5 <br /> msl=mean sea level <br /> bgs=below ground surface <br /> <=Below detection limit for the analytical methods used <br /> I MTBE was analyzed using USEPA Melhod 8260 <br /> Chromatogram Pattem Weathered Gasoline C6 C12+Unidentified Hydrocarbons C6-C 12 <br /> PAVILIONNyDocumentslAKC0160801Q7 RLX1200016080Q300 Delta <br /> Page 1 of 1 11/22/00 <br />