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,. CAL TRANS MAINTENANC"YARD Page 1 of 2 <br /> LTCP Checklist GO GEOTRACKER HOME I MANAGE PROJECTS I REPORTS 1 SEARCH I LOGOUT <br /> CAL TRANS MAINTENANCE YARD(TD607700546)-MAP THIS SITE OPEN-SITE ASSESSMENT <br /> 1604 B ST S CLEANUP OVERSIGHT AGENCIES <br /> STOCKTON,CA 95206 ACTIVITIES REPORT SAN JOAQUIN COUNTY LOP(LEAD)-CASE#:10193 <br /> CASEWORKER:LISA MEDINA-SUPERVISOR:ADRIENNE ELLSAESSER <br /> SAN JOAQUIN COUNTY PUBLIC WEEPAGE CENTRAL VALLEY RWQCB(REGION 5S)-CASE#:390708 <br /> VIEW PRINTABLE CASE SUMMARY FOR THIS SITE CASEWORKER:JAMES SARTON-SUPERVISOR:BRIAN NEWMAN <br /> THIS PROJECT WAS LAST MODIFIED BY LISA MEDINA ON 2/20/2013 11:47:02 AM-HISTORY <br /> THIS SITE HAS SUBMITTALS.CLICK HERE TO OPEN ANEW WINDOW WITH THE SUBMITTAL APPROVAL PAGE FOR THIS SITE. <br /> CLOSURE POLICY THIS VERSION IS IN PROGRESS AS OF 2/15/2013 CHECKLIST INITIATED ON 9/2812012 CLOSURE POLICY HISTORY <br /> General Criteria-The site Satisfies the policy general criteria-CLEAR SECTION ANSWERS NO <br /> a.Is the unauthorized release located within the service area of a public water system? ✓ ( r.' r�YES NO <br /> b.The unauthorized release consists only of petroleum Jj0fgJ. e(�YES r NO <br /> c.The unauthorized('primary")release from the UST system has been stopped. (-"YES NO <br /> d.Free product has been removed to the maximum extent practicable info). iG FP Not Encountered ; YES r NO <br /> e.A conceptual site model that assesses the nature,extent,and mobility of the release has been developed info B YES r NO <br /> f.Seconds source has been removed to the extent Dracticable i fc. <br /> Impediment to Removing Secondary Source(Check all that Apply): <br /> J7 Remediation Has Not Been Attempted <br /> F Remediation Was Designed Incorrectly r YES r NO <br /> F Remediation Was Shut Off Prematurely <br /> F Poor Remediation O&M <br /> F Other - <br /> g.Soil or groundwater has been tested for MTBE and results reported in accordance with Health and Safety Code Section r Not Required YES l" NO <br /> 25296.15. <br /> h.Does a nuisance exist,as defined by Water Code section 13050. YES (F NO <br /> 1.Media-Specific Criteria:Groundwater-The contaminant plume that exceeds water quality objectives is stable or decreasing in areal extent,and NO <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-Info) r YES CO�NO <br /> Does the site meet any of the Groundwater specific criteria scenarios? 4���YES VIT'NO <br /> ADDITIONAL QUESTIONS-Please indicate only those conditions that do not meet the policy criteria: / <br /> Plume Length(That Exceeds Water Quality Objectives): "• r ! J"r!`-f ;_ <br /> r z 100 Feet and<250 Feet P s 250 Feet and<1,000 Feet r a 1,000 Feet r Unknown I f.'_ I- C l; -_4. <br /> !r,• <br /> Plume is Stable or Decreasing in AREAL Extent: 1 <br /> r No r Unknown --K <br /> a / <br /> Free Product in Groundwater: ' I,fet — 1;—.r / r� ) • ' ' - �� <br /> C es C%No r Unknown <br /> Free Product Has Been Removed to the Maximum Extent Practicable: 1 J r <br /> C No r Unknown p <br /> For sites with free product,the Plume Has Been Stable or Decreasing for 5-Years(Info): 1 <br /> r No r Unknown - J <br /> For sites with free product,owner Willing to Accept a Land Use Restriction(if required): <br /> 1 <br /> r No ('Unknown l <br /> Free Product Extends Offsite <br /> C Yes r Unknown <br /> Benzene Concentration: 11 �fi�� AirJ 1 •r!'7 ' s <br /> r a 1,000 Ng/I and<3,000 Ng/I r s 3,000 Ng/I r Unknown / 1 <br /> MTBE Concentration <br /> C s 1,000 Ng/I r Unknown <br /> Nearest Supply Well(Fr m Plume Boundary): <br /> C 5 250 Feet rVh 250 Feet and,.5 1,000 Feet r Unknown <br /> Nearest Surface Water Body(From Plume Boundary): <br /> C s 250 Feet C>250 Feet and 5 1,000 Feet r Unknown r <br /> 2.Media Specific Criteria:Petroleum Vapor Intrusion to Indoor Air-The site is considered low-threat for the vapor-intrusion-to-air pathway if site- NO <br /> specific conditions satisfy items 2a,2b,or 2c-CLEAR SECTION ANSWERS <br /> EXEMPTION-Active Commercial Petroleum Fueling Facility r YES ..(--'NO <br /> Does the site meet any of the Petroleum Vapor Intrusion to Indoor Air specific criteria scenarios? AYES (' NO <br /> ADDITIONAL QUESTIONS-Please indicate only those conditions that do not meet the policy criteria: <br /> Soil Gas Samples <br /> .,W-No Soil Gas Samples r Taken Incorrectly �sr / f i. .-, J//e f i kv..s.r; <br /> Exposure Type <br /> 2 Li. L <br /> https:Hgeotracker.waterboards.ca.gov/regulators/screens/clo sure_policy.asp?global_id=TO... 6/19/2013 <br />