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DIGGER& WAD LLC FORW UST . Page 1 of 2 <br /> LTCP Checklist Go <br /> 2=1189EEBILOM9 I MANAGE PROJECTS I REPORTS I SEARCH l LCGOIJI' <br /> DIGGER 8 WAD LLC FORMER UST(70607798060)-MAP THIS SITE OPEN-SIEFASSESSMENT <br /> 2478 E.OAK STREET EJ gCTIVITIES REPORT CLNUP OVERSIGHT AGENCIES <br /> SN,CA9520$ SAN JOAQUIN COUNTYLOP(LEAD)-CASE tl:0001)61 <br /> SAN AN JOA JOAQUIN COUNTY PUBLIC VVEBPAGE CASEWORKER:ANGPr.ASANOOVA MARK.SUPERVISOR:AORIENNEELLSAESSER <br /> WIMPRINTARILECASESUMINVURYFORTHISSag CENTRAL VALLEY RWVCS(REGION 5S)-CASE It.0001781 <br /> CASEWORKER:JAMES BARYON-SUPERWSOR:CORI CONDON <br /> CUF Claim a:19372 CUF Priority Assigned:0 CUFgmouM Paltl:}p <br /> THIS PROJECTWAS IAST MODIFIED BYNOCLHENDEREnNON&21I201411:17:23AM-EL93 Y <br /> THIS SITE MS SUBMITTALS.CLICKjIF•BE TO OPEN ANEW WINDOW WITI THE SUBMTRAL APPROVAL PAGE FOR THIS SITE. <br /> CLOSURE POLICY THIS VERSIONS FINAL AS OF 512112014 CHECKLISTINIDATEDONrV215tiOT3 CLOSURE POLICY HISTO <br /> ay <br /> General Criteria-The site satisfies the policy general criteria-CLEAR sEcnoN ANs R= NO <br /> a.Is the unauthorized release located within the service area of a public water s stem? <br /> Nameol Weser Systam: Catheter IJ VES ONO <br /> It.The unauthorized release consists only of petroleum a0fill. FYES O NO <br /> Q The unauthorized("pnmary')release from the UST system has been stopped. Or VES O NO <br /> d.Free product has been removed to the maximum extent pmIXicable holo. C FP Not Encountered (a YES C NO <br /> e.A Conceptual site model that assesses the nature extent,and mobility of the release has been developed fi=. <br /> Description(Check all that Apply): <br /> F GW Not Evaluated <br /> r Groundwater Assessment Incomplete-Areal Extent of Contamination Not DeflrxW <br /> F Groundwater Assessment Incomplete-Depth of Contamination Not Defined <br /> rHydrogeoloWNot Adequately Defined N <br /> F Potential Receptors Not Identified O YES NO <br /> F Soil Assessment Incomplete-Areal Extent Not Degree! <br /> F Soil Assessment Incomplete-Depth Unknown <br /> F Sell Vapor Not Evaluated <br /> I Other - <br /> f.Secondary source has been removed to the extent Practicable(ink t <br /> Impediment to Removing Secondary Source(Check all that Apply): <br /> F Remergation Has Not Been Attempted <br /> F Remet lanon Was designed!Incorrectly C YES • NO <br /> F Remediation Was Shut Oft Prematurely <br /> r Poor Remediation O&M <br /> r Other - balchgrounwaterremovilanIVEpilou6 <br /> g.Soil or groundwater has been tested for MTBE and results reported in accordance with Health and Safety Code Section <br /> 25296.15. O Not Required 0 YES C NO <br /> h.Does a nuisance exist,as defined by Water Code section 13050. O VES n NO <br /> 1.Media-Specific Criteria:Groundwater-The Contaminant plume that exceeds waterqualily objectives is stable ordecreasing in area/extent,and YES <br /> meets all of the additional characteristics drone offing five classes of sites listed below.-CLEAR sEcTION ANsmas <br /> EXEMPTION-Sol]Only Case(Release has D41 Affected Groundwater <br /> 1574) O VES Oa NO <br /> Does the Site meet any of the Groundwater specific criteria scenarlos7 O VES O NO <br /> 1.1-The contaminant plume that exceeds water quality objectives is<100 feat in length.There is no free Product.The nearest existing water supply well or <br /> surface water body is>250 feet from the defined plume boundary. 0 YES C NO <br /> 2.Media Specific Criteria:Petroleum Vapor Intrusion to Indoor Air-The site is considered low-threat for the vapor-intrusion-to-airpathway,if oh, <br /> specific Conditions safisry items 2a,2b,or 2c-"g6a=jtQRANM8ffM F NO <br /> EXEMPTION•Active Commercial Petroleum Fueling Facility O YES is NO <br /> Does me site meet any of the Petroleum Vapor Intrusion to Indoor Air specific criteria scenarios? O YES (F NO <br /> ADDITIONAL QUESTIONS-Please indicate only those conditions that do not meet the policy criteria: <br /> Soil Gas Samples: <br /> r'No Soil Gas Samples O Taken Incorrectly <br /> Exposure Type: <br /> C Residential O Commercial <br /> Free Product: <br /> C In Groundwater C'In Soil O Unknown <br /> TPH in the Bioadenuation Zone: <br /> Is z 100 mg/kg O Unknown C Soil samples not taken at two depths within 5 a.zone(only for Scenario 4 with 6 ozone) <br /> Bioattenuetion Zone Thickness: <br /> ('<5 Feat(No Biozone) C'a 5 Feet and<10 Feet r z 10 Feet and<30 Feet C z 30 Feet O Son BioZone Compromised TPH>100mglkg C'Unknown <br /> 02 Data in Bioamenuatlon Zone: <br /> is No Oz Data COz<4% 1-02z 4% <br /> Benzene in Groundwater: <br /> O'z 100 poll and<1,000 pgq le a 1,000 pg11 O Unknown <br /> https:Hgeotracker.waterboards.ca.gov/regulators/screens/closure_policy.asp?global_id=TO... 5/21/2014 <br />