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STALLWORTH AUTO DET-&JL Page 1 of 2 <br /> Path to Closure Plan ® 201MOMHOME 1 MANAGEPROJECTS IBLE91 1IaSFMOII.99our <br /> STALLWORTH AUTO DETAIL(70607700623)-MAP THIS SITE OPEN-REMEDIATION <br /> 602 CALIFCRNIA ST N <br /> STOCKTON,CA 95205 ACTIVITIES REPORT SANJOAOUINCOUNTY LOP limb)-CASE*249e <br /> SAN JOAQUIN COUNTY PUBLIC WEEPAGE CENTRAL VALLEY RWOCB(REGION 5S)-CASE a 390075 <br /> CASEINORIIER:ANOMMM-SUPERYMOR:CORI CONDON <br /> VIEW PRINTABLE CASE SUMMARY FOR THIS SITE CUF Cbim e:12235 CUF Priority Assigned:S CUF Amount Paid:SMfN <br /> THIS PROJECT WAS LAST MODIFIED BY bVJ HENDFRSON ON 10/29/20134:54:04 PM-HIS= <br /> THIS SITE HAS SUBMITTAL&CLJCKk=TO OPEN ANEW WINDOW WITH THE SUBMITTAL APPROVAL PAGE FOR THIS SITE. <br /> Path to Closure Plan-FY 12M 3 THIS VERSION IS FINAL AS OF 10292013 PATH TO CLOSURE HISTORY CLEAR I RESET PATH TO CLOSURE PLAN <br /> IMPEDIMENT 1: <br /> General Criteria E:A conceptual site model that assesses the nature,extent,and mobility of the release ❑ Procedural ImpadyBsrtt-M <br /> has NOT been developed <br /> Step to Resolve Impediment 1-Step 1:-LIR FTE STE.a <br /> COitPLETII)rl DATE <br /> complete the lateral assessment of impacted groundwater in the down-gradient direction. <br /> 6rdOr1014 <br /> ADD ADDITIONAL STEP <br /> IMPEDIMENT 2: <br /> General Criteria F:Secondary source has NOT been removed to the extent practicable r Procedurel knpsdhnent-))gam <br /> Step to Resolve Impediment 2-Step 1:-D Ll[1 STEP <br /> OOMPIFIION OATS <br /> Prepare a corrective action plan and an interim remedial action plan based on contaminant concentration <br /> decline in the injection walla during and after an ISCO pilot teat. <br /> 12!3111013 <br /> Step to Resolve Impediment 2.Step 2:- COMPLETION DATE <br /> Implement interim remadlatlon plan to ddress impacted groundwater ACTUALAM <br /> 9130IZ014 <br /> Step to Resolve Impediment 2-Step 3:- <br /> COMPLETION DATE <br /> Complete remedial action <br /> ACIVAL DATE <br /> 12131/1016 <br /> ADO ADDITIONAL STEP <br /> IMPEDIMENT 3: <br /> Media-Specific Criteria:Groundwater:The contaminant plume that exceeds water quality objectives is ❑ Proeedu al hnpedhemlit-)W <br /> NOT stable or decreasing in areal extent,and does NOT meet all of the additional characteristics of one of <br /> the five classes of sites. <br /> Conditions that do not meet the policy criteria: <br /> • Plume Length(That Exceeds Water Quality Objectives):Unknown <br /> • Benzene Concentration:2 3,000 pgll <br /> • Nearest Supply Well(From Plume Boundary):Unknown <br /> Step to Resolve Impediment 3-Step 1:-2gWUL§= COMPLETION DATE <br /> Complete the lateral assessment of impacted groundwater in the down-gradient direction. <br /> AGMALUM <br /> 9f3G1014 <br /> Step to Resolve Impediment 3-Step 2:- COMPLETION DATE <br /> JPrepare a corrective action plan and an interim remedial action plan based on contaminant concentration <br /> DAM A91111M.1111111Z <br /> decline in the injection wells during and after an Isco pilot test. 12/31/1014 <br /> Step to Resolve Impediment 3-Step 3:-2WjXL= COMPLETION DATE <br /> Implement interim remediation plan to ddress impacted groundwater <br /> 9/34201204 <br /> Stop to Resolve Impediment 3-Step 4:-29=I= COMPLETION DATE <br /> Implement interim remediation plan to ddre3s impacted groundwater AC131aLp� <br /> 12!31/1015 �_�J( <br /> ADD AOCIITxM1AL STEP - . <br /> IMPEDIMENT 4: <br /> Q ris Pe volae m Vapor Intrusion to Indoor Air:The site is NOT considered low-threat for0 ProtHtdurel hnpedhnent-11111151 <br /> he vapor-lntruslon-to-air pathway and ake-specific conditions do NOT satisfy Rams 2a,2b,or 2c. <br /> Conditions that do not meet the policy criteria: <br /> • TPH in the Bloattenuation Zone:Unknown <br /> • Bioattenuation Zone Thickness:Unknown <br /> https://geotracker.waterboards.ca.gov/regulators/screens/closure_policy.asp?global id=T... 10/29/2013 <br />