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+ r <br /> Terminous Market Page 2 <br /> 13889 W. Hwy 12, Lodi <br /> Case Closure Summary <br /> Leaking Underground Fuel Storage Tank Program <br /> Ill. Release and Site Characterization Information continued <br /> Maximum Documented Contaminant Concentrations-- Before and After Cleanup <br /> Contaminant (ppm) <br /> Water (ppm) Contaminant Soil Before (ppm) Water (ppm) <br /> Soil Before <br /> After Before After After Before After <br /> TPH (Gas) 570. 550. 3.0 <.05 Ethylbenzene NA 7.6 .053 <.0005 <br /> TPH (Diesel) NA 750. <.05 <.05 Xylene 250 32.5 .107 <.0006 <br /> Benzene <20. 1.1 .490 <.0005 MTBE NA <.005 <.001 <.001 <br /> Toluene 84 8.4 .049 <.0005 <br /> Comments: Soil Before data is from samples collected beneath (5 feet deep) the USTs when they were removed in April <br /> 1988. Soil After data is from MW6 at 10 feet on 5117106. Water Before data is from MW3 on 11116105. Water After data is <br /> from MW3 on 10116108. Active remediation was not performed. Minimal soil contamination exists in the former UST area <br /> and groundwater sample from all the wells are non-detect. <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: Yes Number Decommissioned: 6 Number retained: 0 <br /> List enforcement actions taken: NOR <br /> List enforcement actions rescinded: None <br /> V. Local Agency Representative Data <br /> Name: Donna Heran, REHS Title: Director <br /> Signature: Date: r� <br /> VI. Central Valley Regional Water Quality Control Board RB Notification <br /> Date Submitted to RB: 06 November 2009 Response Date: 03 December 2009 <br /> RB Staff: James L.L. Barton Response: concurrence to NFA <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 site file. <br /> mi <br />