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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 /> ' 2.7.1.2 Fuel Oxygenates and Petroleum Hydrocarbon Concentrations
<br /> A summary of third quarter 2010 shallow zone concentration trends of TPHg, TPHd, TPHo,
<br /> benzene, MtBE, and TBA in comparison to results reported during the second quarter 2010 are
<br /> presented in the table below. Values in parentheses represent number of detections and
<br /> non-detects that were reported in the second quarter 2010.
<br /> ' MW-21, MW-23,
<br /> 2AMW-12, MW-25, MW-28,
<br /> TPHg MW-22 2(3) MwMWV W 18, 3(2) MW-30,MW-31, 9(7)
<br /> MW-33,MW-34,
<br /> MW-45
<br /> ' MW-9,2AMW-12,
<br /> TPHd MW-20, MW-22, 7 MW-25,MW-28,
<br /> MW-23,MW-30, (5) MW-21,MW-45 2(3) MW-33, MW-348, 4(3)
<br /> MW-31
<br /> MW-9,MW-18,
<br /> ETPHo MW-31 1 (5) 2AMW-12, MW-20,MW-21,
<br /> ' MW-31 1 (5) MW-22,MW-23 3(1) MW-25,MW-28, 10(6)
<br /> MW-30,MW-33,
<br /> MW-34, MW45
<br /> 2AMW-12,
<br /> MW-20,MW-21,
<br /> ' MW-22,MW-23,
<br /> Benzene 0(i) MW-9, MW-18 2(1) MW-25,MW-28, 12(10)
<br /> MW-30,MW-31,
<br /> MW-33,MW-34,
<br /> ' MW-45
<br /> 2AMW-12
<br /> MW-18,MW-21,
<br /> WE MW-9, MW-20, 3(0) - 0 MW-22,MW-25,
<br /> ' MW-23 (2) MW-28, MW-30, 11 (10)
<br /> MW-31,MW-33,
<br /> MW-34,MW45
<br /> ' MW-18, MW-20,
<br /> MW-21,MW-22,
<br /> TBA 0(2) MW-9,2AMW-12 2(0) MW-23,MW-25, 12 10
<br /> MW-28, MW-30, ( )
<br /> MW-31,MW-33,
<br /> ' MW-34,MW-45
<br /> Notes:
<br /> The RDA did not sample during 3Q10
<br /> Results indeterminable for TPHd in well MW-18 due to increase in method reporting limit.
<br /> ' \Tidewaler\M Stoatan(Parcel PA 151\RepoRs\QMR1 01013810\3010oSSRQRSRaMR Slockwn_FINAL.doc 2.21
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