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USA#110 0 Page 1 of 1 <br /> Path to Closure Plan l Gd; GEOTRACKER HOME I MANAGE PRO JECTSIREPORTS I SEARCH.. <br /> USA#110(70607700064)-MAP THIS SITE OPEN-ASSESSMENT&INTERIM REMEDIAL ACTION <br /> 2132 MARIPOSA RDE c NUP0 SIGHT AGENCIES <br /> ACTIVITIES REPORT SANJOAOUINCOUNTY LOP(LEAD)-CASE#:i66B <br /> STOCKTON,CA 95205 CASEWORKEPo ANCELICa SANDOVAL MARIN-SUPERVISOR:ADRIENNE ELLSAESSEft <br /> SAN JOAQUIN COUNTY PUBLIC VJEBPAGE CENTRALVALLEYRVsOCB(REGION 55)-CASEa 390080 <br /> y EW PRINTABLE CASE SUMMARY FOR THIS SITE CASEWORKER:JAMES aARTON.SUPERMSOR:CCRI CONDON <br /> CUF Claim#.6098 CUFPtodty AssSned:C CUF Amount Paid;We 714 <br /> THIS PROJECT WAS LAST MODIFIED BY NUEL MENDERS ON ON 122=0132:35:53 PM-HISTORY <br /> THIS SITE HAS SUBMITTALS.CUCKtiESETO OPEN A NEW WINDOW WRIA THE SUBMITTAL APPROVAL PAGE FOR THIS SITE. <br /> Path to Closure Plan THIS VERSIONS FINAL AS OF 121107013 PATH TO CLOSURE HISTORY CLEAR I RESET ATH TO CLOSURE PL <br /> IN <br /> IMPEDIMENT 1: <br /> General Criteria F:Secondary source has NOT been removed to the extent practicable r O Procedural Impediment-Luh <br /> Stepto Rwolvelmpedim l-SWpi:-DEIETESTEP COMPLETION DATE <br /> Rising groundwater appears to be picking up high concentrations of MTBE etc., in S-1; a cop, extraction <br /> pilot test recovered over 100 pounds per day of contaminants; while the plume is yet of limited areal PROJECTED DATE CTUAL DA <br /> extent, the impacted soil should be remediated. Prepare and submit a Corrective Action plan 3/19/2014 <br /> Step to Resolve Impediment 1-Step 2:-DELETE Il= COMPLETION DATE <br /> conduct public participation for approval of the cAP <br /> PROJECTED DATE ACTIVAL DAM <br /> 7' <br /> it . .5131/2014 _. <br /> Step to Resolve Impediment 1-Step 3:-DELETE STEP COMPLETION DATE <br /> implement and operate remedial action plan. <br /> PROJECTED DATE ACTUAL DATE <br /> 121312014 . �I <br /> ADD ADDITIONAL STEP __.. <br /> IMPEDIMENT 2: <br /> Media-Specific c Criteria•Groundwater:The contaminant plume that exceeds water quality Objectives is 1-1 Procedural Impediment•INFo <br /> NOT stable or decreasing in areal extent,and does NOT meet all ofthe additional characteristics of one of <br /> the five classes of sites. <br /> Conditions that do not meet the policy criteria: <br /> e Plume Length(That Exceeds Water Quality Objectives):Unknown <br /> e Plume is Stable or Decreasing in AREAL Extent:No <br /> e Benzene Concentration:t 3,000 pg/l <br /> e MTBE Concentration:21,000 pg/I <br /> Step to Resoles Impediment 2-Step is-2CFMAM COMPLERONDATE <br /> rduce groundwater contaminant concentrations <3000 ug/1 for benzene and <1000 ug/l for HTBE in the <br /> urce area near well S-1 through active SVE/IAS remediation. PROJECTED DATE ACTUAL GATE <br /> 12/312014 �� <br /> Step to Resolve Im diment 2-Step 2:-DFI PTf 8 J? COMPLETION DATE <br /> she groundwater plued Indent down-gradient (north/northeast) of the site moat be further evaluated and PROJECTED DATE f ACTUALDATE <br /> defined if necessary; M12 and W17 have increasing concentration trends. 12/312014 I <br /> -- -- —- --- - ADD ADDITIONAL STEP <br /> REQUIREMENTS ALONG PATH TO CLOSURE <br /> PUBLIC WELL <br /> DATE IDENTIFIED RP NOTIFICATION PARTICIPATION DESTRUCTION WASTE DISPOSAL LAND US SITECLOSURE <br /> FORC CLOSURE INITIATEDB DATE DAT RESTRICTION GATE OAT <br /> D� COMPLE F—F--- — <br /> •Date Identified for Closure is the data all Impediments to closure have been removed <br /> Save Form as Partially Completed Save Formas Complete <br /> CONTACT GEOTReCKER HELP <br /> LOGGED IN AS HENDERSONN <br /> 1,. //TPnfrMPlrPr waterhnnrLie_ca.90V/regulators/screens/closure policy.asp?global_id=T... 12/20/2( AA <br />