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Case Closure Summary f"e 2 <br /> Leaking Underground Fuel Storage Tank Program <br /> III Release and Site Characterization Information (continued) <br /> Maximum Documented Contaminant Concentrations -- Before and After Cleanup <br /> Contaminant Soil (ppm) Water (ppm) Contaminant Soil (ppm) Water (ppm) <br /> Before After Before After Before After Before After <br /> TPH (Gas) 5.7 ND xxxxxx xxxxxx Xylene .10 ND xxxxxx xxxxxx <br /> TPH (Diesel) NA ND xxxxxx xxxxxx Ethylbenzene .0058 ND xxxxxx xxxxxx <br /> Benzene ND ND xxxxxx xxxxxx Oil&Grease NA NA xxxxxx xxxxxx <br /> Toluene ND ND xxxxxx xxxxxx Heavy Metals NA NA xxxxxx xxxxxx <br /> MTBE NA ND xxxxxx xxxxxx <br /> Comments: <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: 0 Number Decommissioned: 0 Number retained: 0 <br /> List enforcement actions taken: NOR <br /> List enforcement actions rescinded: NONE <br /> V. Local Agency Representative Data <br /> Name: D NNA H AN, REHS Title: DIRECTOR, ENVIRONMENTAL HEALTH <br /> Signat re: Date: <br /> I entral Valley Regional Water Quality Control Board (RB) Notification <br /> Date Submitted to RB: 08/02/99 Response Date: 08/31/99 <br /> RB Staff: MIKE SMITH Response: CONCURRANCE <br /> Title: ENVIRONMENTAL SPECIALIST II <br /> VII. Additional Comments, Data, etc. <br /> 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 />