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Site Characterization Report ABF Freight System,Inc Manteca California Paze 11 • TABLE 4 GROUNDWATER ELEVATION DATA Well Number Date Measured TOC Elevation Depth to Water Water Surface (feet) (feet) Elevation (feet) MW-1 9110198 2507 1024 1483 MW-2 9110198 2509 1032 1477 MW-3 9110198 2508 1035 1473 MW-1 9114198 2507 1046 1461 MW-2 9/14/98 2509 1043 1466 MW-3 9/14/98 2508 1055 1453 MW-1 9116/98 2507 1054 1453 MW-2 9/16/98 2509 1063 1446 MW-3 9/16/98 2508 1063 1445 MW-1 10/30/98 2507 1081 1426 MW-2 10/30/98 2509 1088 1421 MW-3 10/30/98 2508 1086 1422 Note All TOC Elevations are surveyed to an arbitrary vertical datum 4.2 Results of Chemical Analyses This section presents the results of chemical analyses conducted on soil and water samples collected during the project Copies of the laboratory data sheets are provided in Appendix 7 Summaries of the soil analytical data are presented in the following sections • 4 2 1 Soil Soil samples collected from the monitoring well borings were analyzed for TPHD and BTEX None of the samples analyzed contained levels of contaminants above laboratory detection limits No sample dilutions were necessary A summary of the analytical test and results is presented in Table 5 4 2 2 Water Water samples collected from MW-1, MW-2, and MW-3 were analyzed for TPHD, BTEX, MTBE, and Total Lead None of the samples analyzed contained levels of contaminants above laboratory detection limits No sample dilutions were necessary A summary of the analytical test and results is presented in Table 5 TABLE 5 ANALYTICAL LABORATORY RESULTS Sample Matrix iTPHD BTEX MTBE Total Lead EPA 8020/3550 EPA 8020 EPA 5030 EPA 7420 MW-1-12 5' Soil <5 0 <0 005 MW-1-15 5' Soil <5 0 <0 005 MW-1-20 5' Soil <5 0 <0 005 MW-1-25 5' Soil <5 0 <0 005 MW-1-25-30' Water <50 <0 005 MW-2-5 5' Soil <5 0 <0 005 MW-2-10 5' Soil <5 0 <0 005 11SERVERIIC-DRIVEIPROJECTS02721P1ans and ReportslABF Freight Site Characterization Closure Report doe 11/17/98