Laserfiche WebLink
Case Closure Summary <br /> Leaking Underground Fuel Storage Tank Program <br /> Sarale Farms <br /> 16500 West Clifton Court Road, Stockton, California <br /> III. Release and Site Characterization Information continued <br /> Maximum Documented Contaminant Concentrations -- Before and After Cleanup <br /> Contaminant Soil (ppm) Water (ppm) Contaminant ominant Soil (ppm) Water (ppm) <br /> Before After Before After Before After Before After <br /> TPH (Gas) 2,800 NA 180 10 - Xylenes 290 NA 22 1.3 <br /> TPH (Diesel) NA NA NA NA MTBE 0.036 NA 1.3 0.24 <br /> Benzene 24 NA 27 2.9 1,2-DCA <0.005 NA <0.0005 0.049 <br /> Toluene 120 NA 29 0.81 EDB <0.005 NA <br /> <0.0005 <0.0005 <br /> Eth (benzene 151 1 NA 3.7 0.17 Lead 12 NA NA NA <br /> Comments: The `Soil Before' concentrations for TPH (gas), benzene, toluene, ethylbenzene, total xylenes, 1,2-DCA, and <br /> EDB are from sample P2-5 @ 5 feet on 05102102,-MTBE from MW-1-10 @ 10 feet on 05127103, and lead from Line#5 @ 4 <br /> feet on 12107192. 'Soil After' concentrations were not collected. The 'Groundwater Before' concentrations for TPH (gas), <br /> benzene, toluene, ethylbenzene, total xylenes,'MTBE, 1,2-DCA and EDB are from P-2 on 05102102. `Groundwater After' <br /> concentrations for TPH (gas), benzene, toluene, ethylbenzene, total xylenes,MTBE, 1,2-DCA and EDB are from MWA on <br /> 09102111. NA—not anal zed Ll <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 /> MonitoringNapor wells decommissioned: Yes Number Decommissioned: 11 Number retained: 0 <br /> List enforcement actions taken: NOR on 09/27/01 <br /> List enforcement actions rescinded: None <br /> V. Local Agency Representative Data <br /> Name: Donna Heran, RENS Title: Director <br /> Signature: Date: January 24, 2014 <br /> VI Central Valley Regional Water Qualn Control Board RB Notification <br /> Date Submitted to RB: July 18, 2013 Response Date: August 6, 2013 <br /> RB Staff: James L.L. Barton Response: Concurrence <br /> Title: En ineerin.1 Geologist <br /> VII. Additional Comments, Data, etc. <br /> Remediation has not been performed to mitigate the residual adsorbed and dissolved groundwater at this site. <br /> This document and the related CASE CLOSURE LETTER shall be retained by the lead agency as part of the official site file. <br /> Page 2 <br />