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CITY OF STOCKTON REDF`TELOPMENT AGENCY Page 1 of 2 Path to Closure Plan Go GEOTRACKER HOME I MANAGE PROJECTS I REPO REAM I J CITY OF STOCKTON REDEVELOPMENT AGENCY(T0607755189)-MAP THIS SITE OPEN-SITE ASSESSMENT 216 CALIFORNIA CLEANUP OVERSIGHT AGENCIES ACTIVITIES REPORT SAN J.A.UIN COUNTY LOP(LEAD)-CASE#.0001687 STOCKTON,CA 95202 CASEWORKER:GABR/EL GONZALEZ-SUPERVISOR:ADRIENNE ELLSAESSER SAN JOAQUIN COUNTY PUBLIC WEBPAGE CENTRAL VALLEY RWQCB(REGION SS)-CASE It.391160 VIEW PRINTABLE CASE SUMMARY FOR THIS SITE CASEWORKER:JAMES BARTON-SUPERVISOR:CORI CONDON CR Site ID#:NOT SPECIFIED THIS PROJECT WAS LAST MODIFIED BY GABR/EL GONZALEZON 12/5/2014 2:36:08 PM-HISTORY THIS SITE HAS SUBMITTALS.CLICKBMTO OPEN A NEW WINDOW WITH THE SUBMITTAL APPROVAL PAGE FOR THIS SITE. Path to Closure Plan THIS VERSION IS FINAL AS OF 51202014 PATH TO CLOSURE HISTORY CLEAR I RESET PATH TO CLOSURE PLAN IMPEDIMENT 1: General Criteria E:A conceptual site model that assesses the nature,extent,and mobility of the release r Procedural Impediment-wo has NOT been developed Inadequate Funding DATE RESOLVED Step to Resolve Impediment 1-Step 1:-DELETE STEP COMPLETION DATE Pzepaze and submit a work plan to investigate and characterize the unauthorized release. PROJECTED DATE ACTUAL GATE 12/31/2014_- ADD ADDITIONAL STEP IMPEDIMENT 2: General Criteria F:Secondary source has NOT been removed to the extent practicable Procedural Impediment-Mo Inadequate Funding DATE RESOLVED Step to Resolve Impediment 2-Step 1:-DELETE STEP COMPLETION DATE Complete site investigation and characterization and evaluate the necessity for remedial action PROJECTED DATE ACTUAL DATE 12/312015 ADD ADDITIONAL STEP IMPEDIMENT 3: Media-Specific Criteria:Groundwater:The contaminant plume that exceeds water quality objectives is r Procedural Impediment-INFO NOT stable or decreasing in areal extent,and does NOT meet all of the additional characteristics of one of Inadequate Funding the five classes of sites. DATE RESOLVED Conditions that do not meet the policy criteria: • Plume Length(That Exceeds Water Quality Objectives):Unknown • Plume is Stable or Decreasing in AREAL Extent:Unknown • Free Product in Groundwater:Unknown • MTBE Concentration:Unknown • Nearest Supply Well(From Plume Boundary):Unknown • Nearest Surface Water Body(From Plume Boundary):Unknown Step to Resolve Impediment 3-Step 1:-DELETE STEP - __-- _-- COMPLETION DATE Complete impacted groundwater investigation and characterization PROJECTED DATE ACTUAL DATE 12/31/2015 �- ADD ADDITIONAL STEP -- --_�_ -- IMPEDIMENT 4: Media Specific Criteria:Petroleum Vapor Intrusion to Indoor Air:The site Is NOT considered low-threat for F Procedural Impediment-luso the vapor-intrusion-to-air pathway and site-specific conditions do NOT satisfy items 2a,2b,or 2c. Inadequate Funding Conditions that do not meet the policy criteria: DATE RESOLVED • TPH in the Bioattenuation Zone:Unknown • Bioattenuation Zone Thickness:Unknown • 02 Data in Bioattenuation Zone:No 02 Data • Soil Gas Benzene:Unknown • Soil Gas EthylBenzene:Unknown • Soil Gas Naphthalene:Unknown Step to Resolve Impediment 4-Step 1:- Complete site assessment and submit a report of findings evaluating vapor intzuslon issue. COMPLETION DATE PROJECTED DATE ACTUALDATE 12/31/2015 AIM ADDITIONAL STEP IMPEDIMENT 5: Media Specific Criteria:Direct Contact and Outdoor Air Exposure:The site is NOT considered low-threat F Procedural Impediment-2o for direct contact and outdoor air exposure as it does NOT meet 1,2,or 3. Inadequate Funding w£ Conditions that do not meet the policy criteria: DnTE REsoLveD • Petroleum Constituents in Soil:Unknown • Soil Concentrations of Benzene:Unknown • Soil Concentrations of EthylBenzene:Unknown • Soil Concentrations of Naphthalene:Unknown • Soil Concentrations of PAH:Unknown • Area of Impacted Soil:Unknown Step to Resolve Impediment 5-Step 1:-DELETE STEP https://geotracker.waterboards.ca.gov/regulators/screens/closure_policy.asp?global_id=TO... 12/9/2014