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Case Closure Summary Page 2 <br /> Leaking Underground Fuel Storage Tank Program <br /> Ill Release and Site Characterization Information (continued) <br /> Maximum Documented Contaminant Concentrations --Before and After Cleanup <br /> Contaminant Soil (ppm). Water (PPM) <br /> Contaminant Soli (ppm) Water (Ppm) Before After Before After <br /> Before After Before After < <.0005 <.0005 <br /> TPH(Gas) <br /> <1.0 <•1 <•05 Ethylbenene <.001 <.0005 <br /> <1 <•p5 Xylene <•� <br /> TPH(Diesel) 3,000 <•0005 TCE <br /> Benzene �.1 <A005 <br /> � � .0009 <.0005 PCE <br /> Toluene MTBE <br /> Comments: <br /> Received soil results from Preliminary Soil Assessment Report dated 1219188. <br /> Water analytical results before are from the Ground Water Investigation Report dated 417189. Water analytical results after <br /> are from the May and August 1995 Groundwater Sarnipling Report dated 12/20!95. <br /> a <br /> IV.Closure <br /> Does completed corrective action protect existing beneficial uses per the Regional Board Basin Plan? Yes <br /> tential beneficial uses per the Regional Board Basin Plan? Yes <br /> Does completed corrective action protect po <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: Yes Number Decommissioned: 3 Number retained: 0 <br /> List enforcement actions taken: NOR <br /> List enforcement actions rescinded: <br /> V. Local Agency Representative Data <br /> rNme: Donna Heron Title: Director of Environmental Health <br /> Date: 1�gnature: <br /> Vw`�— <br /> V1. Central Valley Regional Water Quality Control Board (RB) Notification <br /> Date Submitted to RB: 1!18102 <br /> Response Date: 2126102 <br /> RB Staff: Marty Hartzell Response: Concurrence <br /> Title: En ineerin Geola ist <br /> VII. Additional Comments, Data, etc. <br /> 5hali be retained by the'lead agency as part of the official <br /> This document and the related CASE CLOSURE LETTER, r',-_ . <br /> i site file. <br />