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Q <br /> i <br /> SAN JOAQUIN COUNTY Page 1 of 2 <br /> I <br /> Path to Closure Plan — © REP HOMEIMANAOE PROs TSIIIL <br /> SAN JOAQUIN COUNTY (710000004659) - M ORE_ � <br /> OPEN- SITEASSESSMENT <br /> 630 N CALIFORNIA STREET ACTIVITIES REPORTCLEANUP OVERSIGHT AGENCIES <br /> STOCKTON , CA 95202 SANJOAQUINCOUNTY LOP NEAnd- cASEx: pool <br /> SAN JOAQUIN COUNTY PUBUCWEBPAGE SOR. AOMENNEELLSAESSER <br /> VIEW PRUNTABUE CASE SUMMARY FOR THIS SITE CEPJTRAJ�RmLLET Rwace (REGION A - CASE p 391194 ER <br /> CR SDe 10 S. NOT SPECIFIED Tor <br /> THIS PROJECT WAS LAST MODIFIED BY NUM. HENOERSON ON5I4I2m510:05:4B AM- HISTORY <br /> THIS SITE HAS SUBMITTALS. CLICKU09 To OPEN A New MUNDOW WITH THE SLUBMITTAL APPROVAL PACE FOR THIS SITE. <br /> Path to Closure Plan THIS VERSION IS FINAL AS OF WAMI5 PATH TO CLOSURE HISTORY CLEAR t MSET PAN TO CLOSURE PLAN <br /> IMPEDIMENT 1: <br /> WEGeneral Criteria E: A conceptual site model that assesses the nature, extent; and mobility of the release C procetlurat Impediment - 21EQ <br /> NOT been tlevelopetl <br /> MOP to Resolve lm ediment1 -Ste 1: - <br /> COMPLETION DATE <br /> This is a new site with Ran LOP program. Me ADD approved a PH Installation Plan on /9/2013 to instal <br /> one M <br /> e -1 at site an order w define the lateral dna vertical extent of the contamination fou at ane Ro11/9/2013 1lu32013NLDATE <br /> sit <br /> to Resulvelm edimenli -Std 2: -F C conduct avoticient monitoring to determine - - -whether - <br /> additional clearacterizationCOMPLEHON DATE <br /> reporteday 2015 UPDATE - does three <br /> ns have declined <br /> suggesting same 4log-down. Dead to report next two monitoring events to confirm rend. Ns lateral 1YJOY2015 T F <br /> ADDADDRIONALSTE <br /> IMPEDIMENT2: <br /> Geneml Crlteda F: Secondary source has NOT been removed to the extent practicable C Procedural Impediment - <br /> 10E4 <br /> Step to Resolve hi anent 2 - Ste 1: -DELETE <br /> contamination until analytical results are obtained from w ter <br /> and sail sampling to take place p installation of proposed Na-r PROJECTED <br /> 1/92m3AT A11/1&2013 <br /> Step to Resolve Impediment 2 -Ste 2: - DELETE STEP ' <br /> Prepare a report of findings final all work conducted to date and demonstrate extent of impacted media or <br /> DATE <br /> recommend additional site characterization. Y.CTD DA TIO <br /> ADD ADDITIONAL STEP <br /> IMPEDIMENTS: <br /> General Criteria " Soil or groundwater has NOT been tested for MTBE:and results reported In accortlance F- Procedural Impediment- INFO <br /> with alth and S <br /> Heafety Code Section 25296.15. <br /> Step to esolve Impediment 3 - Step I t -gELALE STEPCOMPLETION DATE <br /> Test coal and groundwater samples for NrBe. <br /> PROJECTED 081 <br /> 12YL2B1� <br /> ADOADINTIONALATER <br /> IMPEDIMENT4: <br /> ediaSpecific Criteria: Groundwater. The contaminant plume that exceeds water quality objectives is C Procedural Impediment - wp0 <br /> NOT stable or decreasing In areal extent, and does NOT meet all of the additional characteristics of one. of <br /> M <br /> the five classes of sites. <br /> Conditions that do not meet the policy criteria: <br /> Plume Length (That Exceeds. Water Quality Objectives): Unknown <br /> ShIpto Resolve lm etl - Step t: . DELETESTEP <br /> COMPLEl10N DATE <br /> Complete the hydrologiccycle of monitoring and submit a report findings and recommendations. <br /> PROJECTED D <br /> RJECTDD TE [ <br /> AID <br /> D3=15 <br /> TE <br /> ADD ADDITIONAL AM <br /> IMPEDIMENT 6: <br /> Media Specific Criteria: Petroleum Vapor Intrusion to Indoor Air. The site is NOT considered low-threat for 171 Procedural Impediment-piEg <br /> the vapor-intrusion-toair pathway and site-specific conditions do NOT satisfy items 2a, 2b, or 2c . <br /> Step to Resolve lm edIment 5 -SWP 1 - DELEMSTEP <br /> If site data is sufficient, i COMPUENLON DA <br /> ommmendataon regarding potential vapor intrusion, site may quality der the CTCP criteria. PRO <br /> 313N2916 — <br /> ADD ADDITIONAL STEP <br /> IMPEDIMENT 6: <br /> Medi a SDacifin Criteria: Direct Contact and Outdoor Air Exposure. The site is NOT considered low-threat CPmcedural Impediment - LNL <br /> for direct contact and outdoor air exposure as it does NOT meet 1, 2, or 3. <br /> Step to Resolve lm Iimente-SIB -glEmy SIR DATE <br /> If site s sufficient, dings w <br /> recommendationth <br /> regarding potential vapor intrusion, s e. y quality under the Lice criteria. PROJECTED DA <br /> - - - - - - -- professional <br /> ADDITIONAL STEP <br /> CLOSEOUT ACTIVITIES FOR CASE IN OPEN - ELIGIBLE FOR CLOSURE <br /> https ://geotracker.waterboards.ca.gov/regulators/screens/closure_policy.asp?global_id=T10. . . 5/4/2015 <br />