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CITY OF STOCKTON REDE—T,LOPMENT AGENCY Page 1 of 2 quit- Path to Closure Plan ® GEOTRACKER HOME I MANAGE PROJECTS I REPORTS I SEARCH I LOGOUT CITY OF STOCKTON REDEVELOPMENT AGENCY(T0607756189)-MAP THIS SITE OPEN-SITE ASSESSMENT r.�cANUP OVERSIGHT AGENCIES 216 CALIFORNIA ACTIVITIES REPORT SAN JOAQUIN COUNTY LOP(LEAD)-CASE#:0001687 STOCKTON,CA 95202 CASEWORKER:ANGELICA SANDOVAL MARIN-SUPERVISOR:ADRIENNE ELLSAESSER SAN JOAQUIN COUNTY PUBLIC WEBPAGE CENTRAL VALLEY RWQCB(REGION 5S)-CASE#:391160 CASEWORKER:JAMES BARTON-SUPERVISOR:CORI CONDON MMI PRINTABLE CASE SUMMARY FOR THIS SITE THIS PROJECT WAS LAST MODIFIED BY NIIFl HENDERSON ON 11125/20134:16:23 PM-HISTORY THIS SITE HAS SUBMITTALS.CLICK HM TO OPEN ANEW WINDOW WITH THE SUBMITTAL APPROVAL PAGE FOR THIS SITE. Path to Closure Plan-FY 12113 THIS VERSION IS FINAL AS OF 1112512013 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 F Procedural Impediment-INFo has NOT been developed Inadequate Funding DATE RESOLVED I Step to Resolve Impediment 1-Step 1:-DELETE STEP COMPLETION DATE Prepare and submit a work plan to investigate and characterize the unauthorized release. r PROJECTED DATE ACTUAL DATE I ADD ADDITIONAL STEP IMPEDIMENT 2: General Criteria F:Secondary source has NOT been removed to the extent practicable F Procedural Impediment-INFo 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 ACTUAL ATE — ADD ADDITIONAL STEP IMPEDIMENT 3: Media-Specific Criteria:Groundwater:The contaminant plume that exceeds water quality objectives is F Procedural Impediment-No 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 meetthe 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 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-INFO the vapor-intrusion-to-air pathway and site-specific conditions do NOT satisfy items 2a,2b,or 2c. Inadequate Funding DATE RESOLVED Conditions that do not meet the policy criteria: • 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:-DELETE STEP COMPLETION DATE Complete soil and groundwater investigation and characterization to properly evaluate the vapor TU PROJECTED DATE ACAL DATE intrusion hazard/risk —. ADD ADDITIONAL STEP IMPEDIMENT 5: Media Specific Criteria-Direct Contact and Outdoor Air Exposure:The site is NOT considered low-threat F Procedural Impediment-INFO for direct contact and outdoor air exposure as it does NOT meet 1,2,or 3. Inadequate Funding Conditions that do not meet the policy criteria: DATE RESOLVED • Petroleum Constituents in Soil:Unknown https:Hgeotracker.waterboards.ca.gov/regulators/screens/closure_policy.asp?global_id=T... 11/25/2013