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Case Closure Summary Page 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) 4800 ND(10) 45 ND Xylene 230 ND.005 50 ND <br /> TPH (Diesel) Ethylbenzene ND.005 .013 ND <br /> Benzene 5 ND.005 24 ND Oil & Grease <br /> Toluene 600 ND.005 38 ND Heavy metals <br /> Other Other <br /> Comments (Depth of Remediation, etc.) : <br /> Contaminated soil excavated to a depth of 24 feet. <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: 8 Number Retained: 0 <br /> List enforcement actions taken: NOR sent 8/9/89 <br /> List enforcement actions rescinded: <br /> V. Local Agency Representative Data <br /> Name: DOV1 0 P_r'0_rN <br /> Title: KE_ HS D ►'CC+-0r <br /> Signature: Date: <br /> VI. RWQCB Notification <br /> Date Submitted to RB: 7/16/93 RB Response: Concurrance with closure <br /> RWQCB Staff Name:Sean Bagheban Title: Project Engineer Date: 1/25/94 <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 /> N"00i <br /> y <br />