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Exhibit N Page 1 of 2 <br /> `:ase Closure Summary Page 2 ^ <br /> LeakirlvsUnderground Fuel Storage Tank Pram <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 5 NA Xylene 77 .23 NA <br /> TPH (Diesel) ND ND NA Ethylbenzene .021 .021 NA <br /> Benzene .008 .008 NA Oil & Grease 22000 ND NA <br /> Toluene 7.3 .036 NA Heavy metals NA <br /> Other IOther <br /> Comments (Depth of Remediation, etc.) : <br /> SITE CERTIFICATION AND CLOSURE ISSUED BASED UPON DATA GETHERED DURING THE PRELIMINARY <br /> INVESTIGATION. <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: NOTICE OF REIMBURSEMENT <br /> List enforcement actions rescinded: NONE <br /> V. Local Agency Representative Data <br /> Name: DONNArHERAN Title: DIRECTOR OF ENVIRONMENTAL HEALTH <br /> Signature: Date: �� G <br /> VI. RWQCB Notification <br /> Date Submitted to RB: RB Response: <br /> RWQCB Staff Name: Title: Date: <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 <br /> as part of the official site file. (08/24/93) <br /> Exhibit N .Page 2 of 2 <br />