Laserfiche WebLink
i <br /> ' 15 November 2005 <br /> . AGE-NC Project No 05-1256 <br /> ' Page 5 of 7 <br /> 42 HYDROCARBON-IMPACTED SOIL <br /> A total of seventeen soil samples from soil borings B1 through B6 were analyzed for the petroleum <br /> ' hydrocarbon products listed in Section 3 2 The following target analytes were detected <br /> • TPH-g was detected in soil samples collected from borings B1 through B3 at concentrations <br /> ' as high as 29 mg/kg, in sample 133-20, <br /> • MTBE was detected in all soil samples except 135-20 and 136-25 at a concentrations as high <br /> as 25 mg/kg (133-20), <br /> ' • TAME was detected samples BI-15, B 1-25, 132-15, and 133-15 at concentrations as high as <br /> 0 038 mg/kg(132-15), and <br /> ' • Xylenes were detected in soil sample 132-25 at a concentration of 0 022 mg/kg <br /> ' The vertical extent of petroleum hydrocarbon-impacted soil is illustrated on Figures 5 and 6 <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 I The laboratory report(CTEL <br /> Project No CT214-0508090),quality assurance and quality control (QA/QC)reports, and chain of <br /> custody forms are included in Appendix B <br /> 43 HYDROCARBON-IMPACTED GROUND WATER <br /> Grab ground water samples were collected from soil borings B 1 through B6 and analyzed for the <br /> petroleum hydrocarbon products listed in Section 3 2 The following target analytes were detected <br /> • TPH-g was were detected in ground water samples B1 through B3 at concentrations as high <br /> ' as 86,000 micrograms per liter(µg11) in boring B2, <br /> • MTBE was detected in samples BI through B3 and B6 at concentrations ranging from <br /> 75 pg/l (136)to 55,000 gg/l (132), <br /> ' • TAME was detected in samples B 1 through B3 at concentrations as high as 120 gg/I in B 1, <br /> and <br /> ' • BTEX constituents were detected in samples B2 and B3 at maximum concentrations in B3 <br /> of 110 gg/l benzene, 390 gg/l toluene, 270 gg/I ethylbenzene, and 680 µg/1 xylenes <br /> 1 <br /> • <br /> ' Advanced GeoEvironmental,Inc <br />