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' Stantec <br /> L & M OPERABLE UNIT- THIRD QUARTER 2010 SITE STATUS, REMEDIAL SUMMARY, <br /> AND GROUNDWATER MONITORING REPORT <br /> Groundwater Monitoring and Sampling <br /> ' October 27, 2010 <br /> 2.3.3.1 Petroleum Hydrocarbons and Fuel Oxygenates <br /> TPHg, TPHd, TPHo, and Fuel Oxygenates with concentrations at or above the laboratory <br /> method reporting limits (MRLs) are summarized below. <br /> M <br /> ' <br /> PTPHgPM4*5 1TPHd 0.10 (MW 22)E <br /> 9 14* 0.30 (MW-31) 6.1 (2AMW-12) <br /> TPHo 5 14* 0.071 (2AMW-12) 0.64 (MW-31) <br /> Benzene 1 14* -_- 0.035 (MW-9) <br /> Toluene 1 14* 0.00098 (MW-9) <br /> Ethylbenzene 2 14* 0.00073 (MW-18) 0.0012 (MW-9) <br /> ' Xylenes 4 14* 0.00060 MW-20) 0.0027 (MW-9) <br /> MtBE 3 14* 0.0005 (MW-23) 0.0024 (MW-9) <br /> TBA 2' 14* 0.0079 (2AMW-12) 0.065 (MW-9)DIPE 1 14* 0.00055 (MW-9) <br /> Definitions: <br /> DIPE = Di-Isopropyl Ether <br /> ID = Identification <br /> mg/L = Milligrams per Liter <br /> MRL = Method Reporting Limit <br /> ' MtBE= Methyl tertiary butyl ether <br /> TBA =Tertiary butyl alcohol <br /> TPHd = Total petroleum hydrocarbons as diesel <br /> ' TPHg =Total petroleum hydrocarbons as gasoline <br /> TPHo = Total petroleum hydrocarbons as motor oil <br /> * = The RDA did not sample during 3Q10 <br /> ' IATdmataATWStocktan(Par 2A- 15)Wepo QMR12M301MQIOQSSRQRSRQMRStockbn_FINALtloc 2,4 <br />