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---ase Closure summary Page 2 <br /> Laskin ergrouad Fuel Storage Tank P�O am <br /> III. Release and Site Cha ac ization Information (continued) <br /> maximum Documented Contaminant Concentrations--Before and After Cleanup <br /> Contaminant Soil (ppm) Nater (Ppm) Contaminant Soil (ppm) Nater (ppm) <br /> Before After Before After Before After Befor• After <br /> TPR (Gas) 1 ND 24 ND Xylene ND .005 2.754 ND <br /> TPH (Diesel) Ethylbonzene ND ND .101 ND <br /> Benzene ND ND .183 ND Oil i Grease <br /> Toluene ND ND .462 ND Heavy metals <br /> Other Other <br /> Comments (Depth of Remediation, etc.) : <br /> Remediation not 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: 1 Number Retained: <br /> List enforcement actions taken: Nor sent 10/19/94 <br /> List enforcement actions rescinded: <br /> V. Local Agency Representative Data <br /> Name: Donna Bran Title: Director Environmental Health <br /> Signature: Date: — <br /> VI. RNQCB Notification <br /> Date Submitted to RB: RB Response: <br /> RNQCB 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 />