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r <br /> ' 31 March 2005 <br /> AGE-NC Project No 03-1080 <br /> ' Page 6 of 7 <br /> ' • TPH-g and TPH-d were detected,in a soil sample collected from boring B 1 at 15 feet bsg ' <br /> (B1-15) at concentrations of 250 mg/kg and 190 mg/kg, respectively, and <br /> • Xylenes were detected in soil sample B1-15 at a concentration of 0 51 mg/kg <br /> 1 _ , <br /> No other target analytes were detected at or above laboratory detection limits in any of the samples <br /> analyzed Analytical results of soil samples are summarized in Table 1 The laboratory report(CTEL <br /> Project No CT214-0408023),quality assurance and quality control (QA/QC) reports, and chain of <br /> custody forms are included in Appendix E - <br /> 1 <br /> 4 3 HYDROCARBON-IMPACTED GROUND WATER <br /> ' Grab ground water samples collected from soil borings B 1 through B3 on 02 and 03 August 2004 <br /> were analyzed for the petroleum hydrocarbon products listed in Section 3 2 The following target <br /> 1 analytes were detected <br /> • TPH-g and TPH-d were detected in a ground water sample collected from boring BI <br /> its,`f (Bl-GW)at concentrations of 2,100 µg/l and 7,200 µg/l,respectively, <br /> • Ethylbenzene and xylenes were detected in sample B 1-GW at concentrations of 7 9µg/1 and <br /> ' 63 µg11, respectively, and <br /> • MTBE and 1,2-DCA were detected in sample B1-GW at concentrations of 18 µg/1 and <br /> 2 7 µg/l, respectively f <br /> No other target analytes were detected at or above laboratory detection limits in the samples <br /> analyzed Analytical results of ground water samples are summarized in Table 2 The laboratory <br /> report (CTEL Project No CT214-0408023), QA/QC reports, and chain of custody forms are ' <br /> included in Appendix E <br /> 5.0. SUMMARY AND CONCLUSIONS 6 L4 <br /> Based on the data collected at this site, AGE concludes <br /> • In general,orange brown,gray brown,and fight to dark brown silt,sand,sandy silt,and silty ., <br /> sand were encountered from surface grade to total depth of the borings, with the exception <br /> ' of three distinctive layers of clay,clayey silt,and clayey sand encountered at 20 feet,25 feet, <br /> and 35 feet bsg Saturated soil was encountered at approximately 35 feet bsg in borings B2 15 i <br /> and B3, with ground water encountered at 30 5 feet bsg in B 1, 28 5 feet bsg in B2, and �j?' <br /> tAdvanced GeoEvironmentai, l Ine4 <br /> A ^�r <br />