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=p � <br /> • MW-12 TPHg (exceeded screening level in July 2004, but not detected in the following three I monitoring events) - - - ` - <br /> • MW-14 TPHg (exceeded screening level in July 2004, but not detected in the following three <br /> monitoring events) <br /> • MW-16 TPHg, Benzene <br /> • MW-18D TPHg (exceeded screening level in July 2004, but not detected in the following three <br /> monitoring events) ' <br /> _ - • MW-24S TPHg (exceeded screening level in July 2004, but not detected in the following three <br /> monitoring events)7` <br /> • MW-24D TPHg, Benzene <br /> • MW-25D TPHg <br /> References <br /> HERD 2005 California Environmental <br /> Protection Agency version of the Johnson and Ettinger Model <br /> Human Health and Ecological Risk Division HERD_Groundwater_Screening_Model_2005 As - <br /> USEPA 1991 Human Health Exposure Manual, Supplemental Guidance, Standard Default Exposure <br /> Factors OSWER Directive No 9285 6-03 U S Environmental Protection Agency, Washington, D C . ' <br /> J 1Projec sNO694015098-293%WorkEng\Report$\Letter 4 July 2005 ' <br /> Requesting Reduction in SampiingWapor Intrusion <br /> Pathway Evaluation-Letter doc <br />