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" Case Closure Summarage 2 <br /> y <br /> Leaki/_'4inderground Fuel Stora a Tank gram <br /> III. Release and Site Charat-4iization Information ( ontinued, <br /> Maximum Documented Contaminant Concentrations--8efor 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 I ND n/a Xylene 3 .6 ND n/a ! <br /> TPH {Diesel) 510 56 n/a Ethylbenze a 0.56 ND n/a <br /> Benzene 0.15 ND n/a Oil & Grease NA n/a <br /> Toluene 1.5 NDn/a Heavy metals NA n/a <br /> Other Other <br /> i <br /> Comments (Depth of Remediation, etc.) : <br /> UGT I WAS IN GOOD CONDITION AT REMOVAL. AND LAB RESULTS ALL ND. <br /> UGT 2 HAD LAB HITS AS NOTED ABOVE AT TIME OF REMOVAL. OVER-EXCAVATION AFTER APPROVED <br /> PUBLIC PARTICIPATION BEGINS 220CT92. SOIL BORINGS 28NOV94 DEFINE ZERO LINES. <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) Na <br /> Site management requirements: REMEDIATION AND INVES IGATION COMPLETE. NO FURTHER ACTION <br /> REQIIIRED. NO POST REMEDIAL ACTIVITIES REQUIRED <br /> Should corrective action be reviewed if land use changes? Yes (NO) <br /> Monitoring wells Decommissioned: Yes No Number Decommissioned: Number Retained: <br /> List enforcement actions taken: NONE <br /> List enforcement actions rescinded: n/a <br /> V. Local Agency Representative Data <br /> Name: DONNA HERAN Title: DIRECTORS ENVIRONMENTAL HEALTH DIVISION <br /> Signature: Date: <br /> VI. RWQCB Notification <br /> Date Submitted to RB: RB Response: <br /> RWQCB Staff Name: Title: Date: <br /> VII. Additional Comments, Data, etc. <br /> SITE ENTERED LOP ONLY FOR REGULATORY CONTROL. SOIL CONTAMINATION NEVER POSED A TREAT <br /> TO GROUNDWATER. PASSED LEACHING POTENTIAL. NO SOIL CONTAMINATION LEFT IN PLACE. <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 />