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Case Closure Summary P. 2 <br /> Leaking Underground Fuel Storage Tank'75'rogram <br /> III Release and Site Characterization Information (continued) <br /> Documented Contaminant Concentrations --Before and After Cleanup <br /> [Maxim6m <br /> ontaminant Soil ffNIA <br /> Water (ppm) Contaminant Soil (ppm) Water <br /> Before Before After (ppm) <br /> Before After Before After <br /> PH (Gas) N/A N/A N/A Xylene <.005 <.005 N/A N/A <br /> TPH (Diesel) 54,000 NIA N/A Ethylbenzene .66 <.005 NIA N/A <br /> Benzene <.005 N/A N/A Oil&Grease N/A N/A N/A N/A <br /> Toluene <.005 N/A N/A Heavy Metals N/A NIA N/A N/A <br /> MTBE N/A N/A N/A MTBE N/A N/A N/A N/A <br /> Comments: CONTAMINATED SOIL(200 CUBIC YARDS) EXCAVATED AND BIOREMEDIATED ON SITE. <br /> IV. Closure <br /> Does completed corrective action protect existing beneficial uses per the Regional Board Basin Plan? YES <br /> Does completed corrective action protect potential beneficial uses per the Regional Board Basin Plan? YES <br /> Does corrective action protect public health for current land use? YES <br /> Site management requirements: NONE <br /> Should corrective action be reviewed if land use changes? YES <br /> Monitoring/Vapor wells decommissioned: N/A Number Decommissioned: N/A Number retained: NIA <br /> List enforcement actions taken:. NOR SENT <br /> List enforcement actions rescinded: NONE <br /> V. Local Agency Representative Data <br /> Name: DONNA HERAN Title: DIRECTOR OF ENVIRONMENTAL HEALTH <br /> Signature: Zz��� ,,� Date: 1--'—' 131 <br /> 1411 <br /> Vntral Valley Regional Water Quality Control Board (RB) Notification <br /> Date Submitted to RB: Response Date: <br /> RB Staff: PAT ANDERSON Response: <br /> Title: HYDROGEOLOGIST <br /> VII. Additional Comments, Data, etc. <br /> LOW RISK-SOIL ONLY <br /> This document and the related CASE CLOSURE LETTER, Shall be retained by the lead agency as part of the official <br /> site file. <br />