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y <br /> IA <br /> Case Closure Summary Page <br /> making Underground Fuel Storage Tank P m FILE C <br /> NI11 y 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 /> ND 027, .099 <br /> TPH (Gas) 78 5.9 4.8 Xylene .0,10 .023 ti <br /> TPH(Diesel) 62. 3.0 ND Ethylbenzene ND f3 NA <br /> Benzene ND ND .007 Oil &Grease NA NA <br /> Toluene ND ND .004 Heavy Metals ND <br /> MTBE ND ND <br /> Comments: NO REMEDIATION PERFORMED ON SITE, "AFTER" <br /> E ADVANCED ON SIRO P M A GETOVE RESULTS WERE <br /> PROBE <br /> INVESTIGATION DONE IN MARCH 2000. FIVE BORING <br /> FROM THE SBORING <br /> OM ADVANCED ALL OTHER BORINGS HAD NON DETECT RESULTS FOR ALL SAMPLES ANALYZED. <br /> WHICH WAS FROM <br /> IV. Closure <br /> Does completed corrective action protect existing beneficial uses per the Regional Board Basin Plan?YES <br /> Lmnpleted corrective action protect potential beneficial uses per the Regional Board Basin Plan? YES <br /> ective action protect public health for current land use? YES <br /> gement requirements: NONE= <br /> rrective action be reviewed if land use changes? YES <br /> g/Vapor wells decommissioned: 0 Number Decommissioned: 0 Number retained: 0 <br /> cement actions taken:, NOR <br /> cement actions rescinded: NONE <br /> V. Local Agency Representative Data <br /> J!ignature:]Eame: ET LAGORIO, REHS Title: SUPERVISOR, SITE MITIGATION UNIT <br /> l Date: <br /> Vi. Central Valley Regional Water Quality Control Board (RB) Notification <br /> EDateSubmitted to RB: Response Date: <br /> aff: MARTY HARTZELLResponse: <br /> ASSOCIATE ENGINEERING GEOLOGIST <br /> VII. Additional Comments, Data, etc. <br /> This document and the related CASE CLOSURE LETTER, Shall be retained by the lead agency as part of the official <br /> site fife. <br />