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SHELL 4204-7525-0104 0 Page 1 of 2 LTCP Checklist . Go GEOTRACKER HOME I MAA E PROJECIa PROJECTI REPRT I§96R911 1 LOGO SHELL#204-7525-0104(70807700380)-MAP THIS SITE OPEN.SITEASSESSMENT 6131 PACIFIC AVEACTIVITIES REP00.T CLEANUP OVERSIGHTAGENCIES STOCKTON,CA 95207 SAN JOAQUIN COUNTY LOP(LEAD).CASE#:1223 SAN JOAQUIN COUNTY PUSUGMSPAGE CASEWORKER:ANGELICA SANDOVAL MARIN - SUPERVISOR:ADRIENNE ELLSAESSER IF PRINTABLE CASE SUMMARY FOR THIS SITE CENTRAL VALLEY RWQCB(REGION 5S)-CASE#:390490 CASEWORKER.JAMES BARYON- SUPERVISOR:CORI CONDON CUP Claim JI:5017 CUP Priority Assigned:D CUP Amount Paid::6966.903 OR Sib IO 1:NOT SPECIFIED THIS PROJECT WAS IAST MODIFIED BY NLwr N_ _ ^a ON SM soot 54:1252 PM-dB= THIS SITE HAS UNAPPROVED SUBMITTALS.CLICK BM TO OPEN A NEW WINDOW WITH THE SUBMITTAL APPROVAL PAGE FOR THIS SITE. CLOSURE POLICY THIS VERSION IS FINAL AS OF 5/13/2015 CHECwsnwmATEDoaxataaln CLOSUREEQUQY9h= General Criteria-The site satisfies the policy general criteria-c,Fse a=^^ON ANE&ERs VES e.IS to unmenodzed release located whin to service area Of Public walere tem? asmeorwmrs tem: It YES rN Calvet" D.The urmulhormal release Consists only of PMrman"(i-de-l. R YES r N c.The unauthorized("primary)release from Na UST system has been stopped Of YES r N d.Free product has been removed to to maximum extent predicable fl= R FP Not Encountered r YES r N e.A conceptual site model that assesses Na nature,extent,and mobility of the release has been developed iiaMg no YES r N f.Secondary source has been rammed to the extent practicable Dafs). N YES r N g.Soil a groundwater has been tested for MTBE and results reported in accordance vat Health and Safety Code Section 25298.15. r Not Focused! r YES r' N h.Doan a nuisance exist,as dated!by Witr Code,action 13050. r YES r N 1.Meadia-Specific;Criteria:Groundwater-The contaminant plume that exceeds water quality objectives is stable or decreasing in area/extent, NO and meets all of the additional characteristics of one of the five classes of sites listed below. - EXEMPTION-Soil Only Case(RelessehasBpi A(famed Groundwater-kM r YES r N Doestrres8e meat anyof the Grouulenterspeelnc criteria scenarios? r YES r N ADDITIONAL QUESTIONS-Please Indicate only those conditions that do cot crsethe policy criteria: Plume Length(That Exceeds Water Quality Objectives): r z 100 Feet antl<250 Feet r a 250 Feet and a 1,000 Feet r a 1,1X10 Feet r UnkCown Plume Is Stable or Decreasing In AREA Extend: C No r UnMacn Free Product in Groundwater: r Yes r No r Unknown Free Product Has Been Removed to to Maximum Extent Practicable: r No r Unknown For sites wiry free product,the Plume Has Been Stable or Decreasing for FYeam(info) r No r Unknotn For sites with free product,owner Willing to Accept a Land Use Restriction(if required): r No r Unknown Free Product Extends Onsite: r Yes r Unknown Benzene Concentration: r a 1,000 PW antl<3,000 P9A r e 3,000191 r Unknwm MTBE Concentration r a 1,000 Pg4 r Unknown Nearest Supply Well(From Plume Boundary): r s 250 Fast Is>250 Feet and s 1,000 Feet r Unknown Nearest Surface Water Body(From Plume Boundary): C 5250Feat r>250Fentarks1,000Faet CUnk 2.Media Specific Criteria:Petroleum Vapor Intrusion to Indoor Air-The site is considered low-threat for the vapor-intrusion-to-airpathway if YES site-specific conditions satisfy items 2a 26 or 2c-ysE„-�a�, EXEMPTION.Ac Commercial Petmleum Fuating Facility r YES r' N 3.Media Specific Criteria:Direct Contactand Outdoor Air Exposure-The site is considered low-threat fordinict contact and outdoor air ND exposure ifitmeets 1,2,or3 below. •==r��^wFRa EXEMPTION-The u10 fort r YES r N pper Does the arta meet any of the Direct Contact and Outdoor Air Exposure criteria scenarlos? r YES 2 N ADDITIONAL QDESTIDN$-Masora intlicate only those contlitlons the[tlo not meet the Policy criteria: ExposureType: as Residential r Commercial r Utility Worker Petroleum Constituents In Soil to 6 5 Fast bgs r>5 Feet bgs and$10 Feet bgs C Unknown Bull Concentrations Of Benzene r>1.9mglkgands28mgHcg r>2.8mghgandsa2mglkg C>8.2mghgark512mghg r>12mg@gandsl4mgAg r>14 mg4cg rUnknOwn Soil Concentrations of EthylEencone: r>314 mg4cg r>21mg4cgand532mgBg r>32mg1kgentl589mglk9 r>89mgMgentls134mgkg r>134mgftant5314mgVkg rUnknoAm https://geotracker.waterboards.ca.gov/regulators/screens/closure_policy.asp... 5/13/2015