Laserfiche WebLink
Case Closure Summary Page 2 <br /> Leaking Underground Fuel Storage Tank Program <br /> III. Release and Site Characterization Information (continued) <br /> Maximum Documented Contaminant Concentrations <br /> Contaminant Soil Before (ppm) Water (ppm) Contaminant Soil Before (ppm) Water (ppm) <br /> After Before After After Before After <br /> TPH (Gas) <1.0 6.8 0.058 <.05 Xylene 1.1 0.006 <.0005 <.0005 <br /> TPH (Diesel) 8700 310 0.44 0.13 Ethylbenzene NA <.005 <.0005 <.0005 <br /> Benzene 0.08 <.005 <.0005 <.0005 Oil&Grease NA NA NA NA <br /> Toluene 1.4 <.005 <.0005 <.0005 Heavy Metals NA NA NA NA <br /> MTBE NA <.005 NA <.0005 <br /> Comments: SOIL BEFORE DATA FROM TANK REMOVALS. SOIL AFTER DATA FROM b-1 AT 10 FEET IN MARCH <br /> 2000. WATER BEFORE DATA IS FROM MW3 ON 9/12/01. WATER AFTER DATA IS FROM MW3 ON 12/23/04. <br /> IV. Closure <br /> Does completed corrective action protect existing beneficial uses per the Regional Board Basin Plan?YES <br /> Does completed corrective action protect potential beneficial uses per the Regional Board Basin Plan? YES <br /> Does corrective action protect public health for current land use? YES <br /> Site management requirements: NONE <br /> Should corrective action be reviewed if land use changes?YES <br /> Monitoring/Vapor wells decommissioned: no Number Decommissioned: 0 Number retained: 3 <br /> is enforcement actions taken: NOR <br /> List enforcement actions rescinded: NONE <br /> V. Local Agency Representative Data <br /> Name: MARGARET LAGORIO, REHS Title: SUPERVISOR, SITE MITIGATION UNIT <br /> Signature: Date: lq a(a <br /> VI. Central Valley Regional Water Quality Control Board (RB) Notification <br /> Date Submitted to RB: Response Date: <br /> RB Staff: JAMES L.L. BARTON Response: <br /> Title: 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 file. <br />