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t Case Closure Summary Page 2 <br /> Leaki� Underground Fuel Storage Tank �ogram <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) 1060 ND .09 ND Xylene 57 ND .0006 ND <br /> TPH (Diesel) 8thylbenzene NA ND .0006 ND <br /> Benzene 1.8 ND .0043 ND Oil & Grease <br /> Toluene 6 ND ND ND Heavy metals <br /> Other Other <br /> Comments (Depth of Remediation, etc.) : <br /> No remediation required <br /> IV. Closure <br /> Does completed corrective action protect existing beneficial uses per the Regional Board <br /> Basin Plan? (Yes) No <br /> Does completed corrective action protect potential beneficial uses per the Regional Board <br /> Basin Plan? (Yes) No <br /> Does corrective action protect public health for current land use? (Yes) No <br /> Site management requirements: None <br /> Should corrective action be reviewed if land use changes? Yes (No) <br /> Monitoring wells Decommisioned: Yes No Number Decommisioned: Number Retained: <br /> List enforcement actions taken: NOR 4/30/90 <br /> List enforcement actions rescinded: None <br /> V. Local Agency Representative Data <br /> Name: Donna Horan Title: Director Environmental Health <br /> Signature: Date: <br /> VI. RWQCB Notification <br /> Date Submitted to RB: 05/13/96 RB Response: <br /> RWQCB Staff Name: Title: Date: <br /> VII. Additional Comments, Data, etc. <br /> This document and the related CASE CLOSURE LETTER, Shall be retained by the lead agency <br /> as part of the official site file. (08/24/93) <br /> Exhibit N Page 2 of 2 <br />