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Case Closure Summary Page 2 <br /> Leakin• Inderground Fuel Storage Tank P; dram <br /> III. Release and Site Chara8 ization Information (continued- <br /> . <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) ND ND N/A N/A Xylene .011 .011 N/A N/A <br /> TPH (Diesel) 10 10 N/A N/A Sthylbenzene ND ND N/A N/A <br /> Benzene ND ND N/A N/A Oil & Grease N/A N/A N/A N/A <br /> Toluene ND ND N/A N/A Heavy metals N/A N/A N/A N/A <br /> Other - - - - Other N/A N/A N/A N/A <br /> Comments (Depth of Remediation, etc.) : <br /> SOIL CONTAMINATION DOCUMENTED AT TIME OF TANK REMOVAL; LOW CONCENTRATIONS OF DIESEL AND <br /> IJXYLENE 50 FEET ABOVE GROUNDWATER. <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: <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: <br /> NOTICE OF REIMBURSEMENT SENT TO RESPONSIBLE PARTY. <br /> List enforcement actions rescinded: <br /> V. Local Agency Representative Data <br /> Name: DONNA MERAN Title: DIRECTOR, ENVIRNOMENTAL HEALTH DIVISION <br /> Signature: Date: <br /> VI. RWQCB Notification <br /> [RWQCBate Submitted to RB: RB Response: <br /> 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 />