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Case Closure Summary r -qe 2 <br /> %%/ Leaking Underground Fuel Storage Tim Program <br /> III Relejse and Site Characterization Information (continued) <br /> FMaximum Documented Contaminant Concentrations -- Before and After Cleanup <br /> ant Soil (ppm) Water FAfter <br /> Contaminant Soil (ppm) Water (ppm) <br /> Before After Before Before After Before After <br /> 560 <1 2.2 Ethylbenene 8.8 <.005 .240 <.0005 <br /> el) NA NA NA Xylene 43 <.005 .710 <.0006 <br /> Benzene 03 <.005 .003 MTBE <.025 <.005 <.001 <.001 <br /> Toluene .5 <.005 .0093 <.0005 1,2 DCA <.025 <.005 <.0005 <.0005 <br /> Comments: Soil Before results are from soil boring Bi at 10 feet on 07124107. Soil After results are from MW2 at 10 feet on <br /> 214108. Water Before results are from B1-W on 7124107. Water After results are from all monitoring wells on 11111108. No <br /> clean-up was conducted for this site. <br /> 1V. 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: Yes Number Decommissioned: 3 Number retained: 0 <br /> List enforcement actions taken: NOR <br /> List enforcement actions rescinded: <br /> V. Local Agency Representative Data <br /> Name: Donna Heran Title: Director of Environmental Health <br /> Signature: - Date: <br /> ay �7- /o- zad� <br /> Vi. Central Valley Regional Water Quality Control Board (RB) Notification <br /> Date Submitted to RB: 4130/09 Response Date: 5/8109 <br /> RB Staff: James L.L. Barton Response: Concurrence <br /> Title: 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 file. " <br />