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1 srvz ' ��, µ/ {v - 7v TE-t) ' � � 7� ��Page 1 oft APACHE PLASTICS i i 25= 9v � "Defca j`n: l. , . 9'/ - /Zf " Path to Closure Plan 0 GEOTRACKERHOMEI MANAGEPROJECTSIgBTY` IYEB@�CHILOOOUT APACHE PLASTICS (70507700244) - MAP THIS SITE OPEN - ASSESSMENT B INTERIM REMEDIAL ACTION 2050 FREMONT ST E CLEANUP OVERSIGHT AGENCIES STOCKTON , CA 95205 ACTIVITIES REPORT SAN JOAQUIN COUNTY LOP (LEA0) - CASE#. 2313 CASEWORKER: ANGELICA SANDOVAL MA RIN - SUPERVISOR: ADRIENNEELLSAESSER SAN JOACU NCOUNTY PUBLIC WEOPAGE CENTRAL VALLEY RWIGB (REGION 55) - CASE#. 390329 VIEW PRINTABLE CASE SUMMARY FOR THIS SITE CASEWORKER: JAMES BARTON - SUPERVISOR: CORI CONOON CUP Claim #.- 16% CUFPrlonty Assigned: C CUFAmomtPaid: S%6%2 THIS PROJECT WAS LAST MODIFIED BY ANGELICA SANDOVAL MARIN ON 111512013 12:45-.54 PM - HI T THIS SITE HAS UNAPPROVED SUBMITTALS. CLICK HEAR TO OPEN A NEW WINDOWWITH THE SUBMITTAL APPROVAL PAGE FOR THIS SITE. Path to Closure Plan - FY 12113 THIS VERSION IS IN PROGRESS AS 0FR/6/2013 PATH TO CLOSURE HIS CLEAR I RESET PATH TO CLOSURE PLAN IMPEDIMENT 1 : General Criteria E: A conceptual site model that assesses the nature, extent, and mobility of fhe release I— Procedural Impediment - wro has NOT been developed Step to Resolve Impediment 1 - Step 1 : -DELETE STEP COMPLETION DATE an ex implementation comment 2 /13/2013 . Injections i on -ockly 'or — extended on ev o pi gre 2 ts .U1 PROJECTED�DATE ACTUALDATE FThDfaipproved thatT essence our atheedevelopment oK the remediation will follow to address all other impediments . i A00 ADDITONALSTEPrt IMPEDIMENT 2: Media-Specific Criteria: Groundwater: The contaminant plume that exceeds water quality objectives is rl Procedural Impediment - IrvrO NOT stable or decreasing in areal extent, and does NOT meet all of the additional characteristics of one of the five classes of sites. Conditions that do not meet the policy criteria: MW �� • Free Product in Groundwater: No 9 c) - rU • Benzene Concentration: 2_ 31000 pg/I m) -�"J�°" • Nearest Supply Well (From Plume Boundary): > 250 Feet and 51,000 Feet yy Step to Resolve Impediment 2 - Step 1 : -DELETE STEP COMPLETION DATE � �"7 sEE_BaovE � N ACpt, ogTE j r II —�I IJVDr) 1 r ADDADDIMONALSTEP IMPEDIMENT 3: CG vb U Media Specific Criteria: Petroleum Vapor Intrusion to Indoor Air: The site is NOT considered low-threat for fl Procedural Impediment - INFO the vapor-intrusion-toair pathway and sitespecific conditions do NOT satisfy items 2a, 26, or 2c . Conditions that do not meet the policy criteria: • TPH in the Bloattenuation Zone: 2100 mg/kg • Bioattenuation Zone Thickness: 2 5 Feet and < 10 Feet ! , • 02 Data in Bioattenuation Zone: No 02 Data • Benzene in Groundwater: 21 ,000 pg/1 • Soil Gas Benzene: Unknown • Soil Gas EthylBenzene: Unknown • Soil Gas Naphthalene: Unknown Step to Resolve Impediment 3 - Step is - DELETE STEP COMPLETION DATE E ABOVE PROJECTED DAM�—� ACTUALOATE ADD ADDITIONAL STEP IMPEDIMENT4: Media Specific Criteria: Direct Contact and Outdoor Air Exposure: The site is NOT considered low-threat r Procedural Impediment - wFo for direct contact and outdoor air exposure as it does NOT meet 1 , 2, or 3. Conditions that do not meet the policy criteria: • Exposure Type: Commercial • Soil Concentrations of Benzene: > 14 mg/kg • Soil Concentrations of EthylBenzene: > 89 mg/kg and 5 134 mg/kg • Soil Concentrations of Naphthalene: Unknown • Soil Concentrations Of PAH: Unknown Step to Resolve Impediment 4 - Slop 1 : - DELETE STEP COMPLETION OAIE S AeovE PROJECTED DATE ACTUAL DATE ADDADDITIONALSTEP REQUIREMENTS ALONG PATH TO CLOSURE PUBLIC WELL '. DATEIOENTIFIED RP NOTIFICATION PARTICIPATION DESTRUCTION WASTE DISPOSAL LAND USE SITE CLOSURE FOR CLOSURE' CLOSURE INITIATED BY DATE COMPLETION DATE DATE DATE RESTRICTION DATE DATE https:Hgeotracker. waterboards.ca.gov/regulators/screens/closure_policy.asp?global_id=T. . . 11 /19/2013