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HUMAN SERVICES AGENCY Page 1 of 2 <br /> LTCP Checklist Go GEOTRACKER HOMEI M6N6QE.E89ECTS I BEEBHIH I.SEABGIt I L92M <br /> HUMAN SERVICES AGENCY(70 607700 21 8)-MAP THIS SITE OPEN-SITEASSESSMENT <br /> 145 BUTTER STS ACTIVITIES REPORT CIEANUPOVERBIGHT AGENCIES <br /> STOCKTON,CA 95202 SAN JOAOUIN COUNTY LOP ILEAO)-CASE p-1257 <br /> SAN JOAQUIN COUNTY PUBLIC WEBPAGE CASEWDRNER:ANG EL ICA SANDOVAL MARIN-SUPERVISOR:ADRIENNE ELLSAESSER <br /> VIEW PR NTABLE CASE SUMMARY FOR THIS SITE CENTRAL VALLEY RWOC8(REGION 5S)-CASE/'320393 <br /> CASEWORRER:JAMES BARTON-SUPERVISOR:CORI LONDON <br /> CUFCMim Y:WW CUF Priority Aaalpx@D CUP Amount P&W fQ <br /> THIS PROTECT WAS LAST MODIFlED BY NOEL HENDERSON ON&&20143:58:52 PM-HISTORY <br /> THIS SITE HAS SUBMITTALS.CLICK HM To OPEN A NEW WINDOW WITH THE SUBMITTAL APPROVAL PAGE FOR THN SITE. <br /> CLOSURE POLICY THIS VERSION IS FINAL AS OF 6/&/2014 CHECIOJSTINITATED ON aru2of3 CIDSUREPOLICYHMM" <br /> General Criteria-The site Sa0'Sfies the policy general criteria-nL=_A=sP_cT�ON AsseERs NO <br /> a.Is the unauthorized release located!within the service area of a pubic water s stem? <br /> NAmecf Water System: Cal Wale' le YES C NO <br /> b.The Unauthorized release consists only of petroleum JM Is YES r NO <br /> C.The unauthorized('primal)release from the UST system has been stopped. r YES C NO <br /> d.Free Product has been removed to the maximum extent predicable E= r FP Not Encountered r YES C NO <br /> e.A conceptual site model that assesses the nature extent and mobility of the release has been devefoped lij=, <br /> Description(Check all that Apply): <br /> F GW Net Evalwmtl <br /> F Groundwater Assessment Incomplete-Areal Extent of Contamination Net Defined <br /> F Groundwater Assessment Incomplete-Depth of Contamination Not Defined <br /> F Hydrogeology Not Adequately Defined <br /> C YES is NO <br /> F Potential Receptors Not Identified <br /> F Soil Assessment Incomplete-Areal Extent Not Canned <br /> F Sell Assessment Incomplete-Depth Unknown <br /> F Bell Vapor Not Evaluated <br /> r ower - <br /> I.Secondary source has been removetl to the extent practicable liael. G YES C NO <br /> g.Soil or groundwater has been tested for MTBE and results reported in accordance with Health and Safety Code Section <br /> 25296.15. C Not Required as YES C NO <br /> IT Does a nuisance exist,as defined by Water Code section 13050. C YES is NO <br /> 1.Media-Specific Criteria:Groundwater-The contaminantplume that exceeds water quality objectives is stable or decreasing in areal extent,antlNO <br /> meets all of the additional characteristics of one of the five classes of sites listed below.-CLEAR SECTION ANSWERS <br /> EXEMPTION-Soil Only Case(Release has not Affected Groundwater-10f4) r YES is NO <br /> Does the site meet any of the Groundwater specific criteria scenarios? C YES IS NO <br /> ADDITIONAL QUESTIONS-Please indicate only Mose conditions that do not meet the policy criteria: <br /> Plume Length(That Exceeds Water Quality Objectives): <br /> C z 100 Feet and<250 Feet C 1250 Feet and<1,000 Feet r z 1,000 Fast r Unknown <br /> Plume Is Stable or Decreasing in AREAL Extent: <br /> r No C Unknown <br /> Free Product in Groundwater: <br /> r Yes C No C Unknown <br /> Free Product Has Been Removed to the Maximum Extent Practicable: <br /> C No C Unknown <br /> For sites with free product,the Plume Has Basin Stable or Decreasing for 5-Years(info) <br /> C No C Unknown <br /> For sites with free product,owner Willing to Accept a Land Use Restriction(if required): <br /> C No C Unknown <br /> Free Product Extends Offsite: <br /> C Yes C Unknown <br /> Benzene Concentradon <br /> r t 1 000 poil and<3,000 pWl C z 3,000 pgll r Unknown <br /> MTBE Concentration <br /> r z 1,000 pg/i r Unknown <br /> Nearest Supply Well(From Plume Boundary) <br /> r 5 250 Feet is �250 Feet and 5 1,000 Feet r Unknown <br /> Nearest Surface Water Body(From Plume Boundary); <br /> r s 250 Feet r x 250 Feet and 5 1,000 Feet r Unknown <br /> 2.Media Speifi <br /> cc Criteria:Petroleum Vapor Intrusion to Indoor Air-The site is considered low-threat for the vapor-intrusion-to-airpathway,ifsite- NO <br /> specific conditions Satisfy items 2a,2b,or2c-CLEAR sacTlcH ANsMRs <br /> EXEMPTION-Active Commercial Petroleum Fueling Facility r YES 0 NO <br /> https:Hgeotracker.waterboards.ca.gov/regulators/screens/closure_policy.asp?global_id=T06... 6/6/2014 <br />