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I <br /> . Linda A. Turkatte, Environmental Health Specialist for the <br />' San Joaquin County Public Health Services Department, was on <br /> site to observe the December sampling activities. <br /> The groundwater samples were analyzed by a California certified <br />' laboratory (Sherwood Labs Corp. ) using EPA method 602 for BTEX <br /> analysis, with a detection limit of 0. 3 ug/Kg, and EPA method <br /> 5030/Mod. 8015 for TPH-Gasoline analysis, with a detection limit <br />' of 50.0 ug/L. (See Table 6 and Appendix A) . <br /> TABLE 6 <br /> GROUNDWATER SAMPLE ANALYSES <br />' (12-9-91) <br /> SAMPLE LOCATION/CONCENTRATION <br />' MW-6 MW-7 MW-8 MW-9 MW-10 NW-11 MW-12 MW-13 BLANK <br /> (ug/L) (ug/L) (ug/L) (ug/L) (ug/L) (ug/L) (ug/L) (ug/L) (ug/L) <br /> B ND ND ND ND ND ND ND ND ND <br />' T ND ND ND ND ND ND ND ND ND <br /> E ND ND ND 8.0 ND ND ND ND ND <br /> X ND ND ND 12.0 ND ND ND ND ND <br />' TPH-G ND ND ND 0.7 ND ND ND ND ND <br /> NOTE: ND Represents none detected <br /> As requested by Mr. Steve Schneider of the San Joaquin County <br /> Public Health Services Department, the extraction well (EW-1) <br /> was purged and sampled, January 24 , 1992. Mr. Schneider was <br /> on site to observe the sampling of EW-1. <br /> The groundwater sample was analyzed by a California certified <br /> laboratory (Sherwood Labs Corp. ) using EPA method 602 for BTEX <br /> analysis, with a detection limit of 0.3 ug/Kg, and EPA method <br /> 5030/Mod. 8015 for TPH-Gasoline analysis, with a detection limit <br /> of 50.0 ug/L. (See Table 7 and Appendix A) . <br /> I <br /> STE Project No. 4001 <br /> Page 5 <br />