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' PHASE II ENVIRONMENTAL SOIL,SAMPLING <br /> AT&T MICROWAVE RELAY FACILITY <br /> 90 WEST TURNER ROAD,SACRAMENTO,CALIFORNIA <br /> CONFIDENTIAL AND PRIVILEGED <br /> Table 3—Groundwater Laboratory Analytical Results for 90 West Turner Road, <br /> Lodi, CA, collected August 24, 1999 <br /> Water TPH-D TPH-G Benzene Toluene Ethyl- Total MTBE <br /> Sample (ppb) (ppb) (ppb) (ppb) benzene Xylenes (ppb) <br /> (ppb) (ppb) <br /> B2-Water 150 ND ND ND ND 12 ND <br />' B3-Water 58 ND ND ND ND ND ND <br /> B4-Water ND ND ND ND ND ND ND <br />' B5-Water 97 ND ND ND ND ND ND <br /> B6-Water ND ND ND ND ND ND ND <br />' B7-Water ND ND ND ND ND ND ND <br /> B8-Water ND ND ND ND ND ND ND <br /> B9-Water ND ND ND ND ND ND ND <br /> Pump ND ND ND ND ND ND ND <br /> Water 1 <br /> Laboratory 50 50 0 5 05 05 05 05 <br /> Reporting <br /> Lunits <br /> ug/L micrograms per Mer <br /> ND Not detected at or above the indicated laboratory reporting limit <br /> Interpretation of Analytical Results <br /> The analytical results indicated that TPH-D was reported at a maximum concentration of 3,600 parts per million <br /> (ppm)to soil sample B 10-3 Thus sample was collected at a depth of 12 feet bgs adjacent to the east side of the former <br /> UST location The sampler appeared to have been stopped on the concrete slab that underlay the former UST <br />' Detectable levels of cthylbenzene and total xylenes were also reported in sample B 10-3 at concentrations of 0 17 ppm <br /> and 0 17 ppm, respectively TPH-D was also reported to soil samples 131-3 and 131-5 at concentrations of 2,500 ppm <br /> and 490 ppm, respectively Bonng B 1 was drilled adjacent to the southwest corner of the former UST TPH-D, <br />' BTEX, and MTBE were not detected in the other soul samples analyzed <br /> The analytical results indicated that TPH-D was reported in groundwater samples 132-Water, 133-Water, and 135-Water <br /> at concentrations of 150 parts per billion (ppb), 58 ppb, and 97 ppb, respectively Sample 132-Water was collected 10 <br /> feet south of the former UST location, sample B3-Water was collected 30 feet south of the former UST location, and <br /> sample B5-Water was collected 20 feet east of the former UST location Total xylenes were reported at a <br />' concentration of 1 2 ppb in conjunction with the elevated TPH-D concentration in groundwater sample B2-Water <br /> TPH-D, BTEX, and MTBE were not detected in the other groundwater samples analyzed <br />' Field Indications of soul contamination in borings B 1 and B 10 correlated well with laboratory analytical results <br /> 1 7 <br />