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GUARDING-CRAWFORD C(` e�,, Page 1 of 2 <br /> LTCP Checklist v © ME MANAGEmart TSI RErIs; ILa_O <br /> GUARDINO-CRAWFORD CO (TO607700124) - MAP THIS SIT OPE* REMETIIATION <br /> 517 FREMONT ST W CLEANUP OVERSIGHTAGENmEs <br /> STOCKTON , CA 952G3 ACTIVITIES REPORT SAN JOAQUIN COUNTY LOP HEAO)- CASE* 1111 <br /> SAN JOAQUIN COUNTY PUBLIC VVEBPAGE Mac - SUPERVISOR:ADRIENNE ELLSAESSER <br /> F CD (REMON 55)- CASE#: 390177 <br /> View PRINTAREE CASE SUMMARY OR THIS SITE CASEAR)RIKER:JAMES RNN - 50 <br /> C[WC1aftnJk14349 Cut Priority AssignB CUP Amount Paid: S349.04 <br /> CR Site IO AN NOT SPECIFIED <br /> THIS PROJECT WAS LAST MODIFIED BY VIOKN0G4 3/16201510:0739 AM - HISTORY <br /> THIS SITE HAS SUBMITTALS. LICK yE6E TO OPEN New WINDOW WITH THE SLANWITTAL APPROVAL PAGE FOR THIS SITE. <br /> CLOSURE POLICY THIS VERSION IS RNAL AS OF 211912915 CHECKLISTIMITATED ON W21013 CLOSURE POLICY HISTO <br /> General Criteria - The site satisfies the policy general Criteria - CHAIR SECTION ANVANERNO <br /> e is the unauthorized release located within Ne service area Of public watersstenn <br /> Nemea(Waorsystem : <br /> ea C7 YES O N <br /> b. The unauthorized release Consists only of petroleum limo). O' YES O N <br /> c The unautirorized ("Primay) release hear Ne UST system has been stopped. O YES O N <br /> d. Free product hes been removed to Ne maximum extent precticalde u. (9) FP Not Encountered O YES O N <br /> e. A conceptual site model that assesses Ne nature, extent, and mobility of the release has been developed DBU. YES O N <br /> E Secondary souroa has been removed N the extent practicable tinge). <br /> Impediment to Removing Secondary Source (Check all that Applyh <br /> 0 Rennedlaffin Has Not Been Attempted <br /> El Segregating Was assigned Incorrectly <br /> El RecordationWasu t Prematurely OYES * N <br /> ❑ Por Warnedpoken elect <br /> Won <br /> vVE and INS overcome be" been in operation since April 2013 ane appears to have been earetctoe, rebound testing needed. <br /> g. Sol or groundwater has been tested for MTBE and results reported in accordance with Health and Safety Code Section 25296.15. ONot Required@) YES ON <br /> h. Does a nuisance exist, as defined by Water Code section 13050. O YES Q N <br /> 1. Medla-Specific Criteria: Groundwater - The contaminant plume thatexoaedswater quality objectives is sizable ardaereasingin arealextent, andmeetsallofthe addifianal yE5 <br /> characteristics of one of the five classes of sites listed below. - CLEAR SECrON ANswHsS <br /> EXEMPTION - Soil Only Case (Release has not Affected Groundwater- Info) OYES OO N <br /> Does the site meet any of the Groundwater specific criteria scenarios? * YES ON <br /> 1.1 -The contaminant plume that exceeds water quality objectives is <100 feet in length. There ism free product. The nearest existing water supply well or surface water body is >2W OO YES O N <br /> feet from Ne cupped! plume boundary. <br /> 2. Media Specific Criteria: Petroleum Vapor Intrusion to Indoor Air - The site is Considered lonefhmst for the vapoNnhrodarg-toampathway if site-specific conditions satisfy NO <br /> items 2a, 2b, or 2c - CLEAR SECTOR <br /> EXEMPTION - Active Commercial Petroleum Fueling Facility OYES * N <br /> Does the site meet any of the Petroleum Vapor Intrusion to Indoor Air specific criteria scenarios? OYES * X <br /> ADDITIONAL QUESTIONS - Please indicate only those conditions that de not meet the policy criteria: <br /> Soil Gas Samples : <br /> ONo SWIGas Samples OTakenlncorrectiy <br /> ExposureType : <br /> O Residential O Commercial <br /> Free Product <br /> Oln Groundwater Oln Soil OUnknown <br /> TPH In the Bloaltenuation Zone : <br /> Oz11Xlmgrkg OUnknovm OEdl samples not taken at two depths within 5 itzone (only for Eicenado 4with BioZone) <br /> BioaNenuation Zone Thickness : <br /> U < 5Feel (NOBioZWo) Oz5Feetand < 10Feet 0z10Feeland < 301reet Oz30Feet O301IToZone Compromised TPH > 1Wmg/kg OUnknown <br /> 02 Data in BioattenuaHon Zone : <br /> ( No Or Data 00:.< 4W 00ez4% <br /> Benzene in Groundwater : <br /> Oz 11X1 pgn and < l,000 9gll O z 1,000 pgll O Unknown <br /> Soil Gas Benzene : <br /> O> MpglmaarM < 350pg1m3 Oz200tiveand < R5,00DpgIM3 0235,00Dpglm5and < 2W,000pg1m3 Oa200,000pgrma (JUnknovm <br /> Soil Gas EthylBormane : <br /> Oz1,100pglm3and < 3R)0pglma Oz3,6OOpglm0and < l,1W,000pg/m3 Oz1,100,000pg1m3. and < 3,6D0,O0Dpgfms 0.i3,600,000ITAO * Unknown <br /> Soil Gas Naphthalene : <br /> OkWitimaand < 310pgfma O2310pghneand < 93,000.pg/m3 Oz93,0009glmaand < 310,000tive Oz310,OWpg/me © Unknown <br /> 3. Media Specific Criteria: DirectContact and Outdoor Air Exposure - The site is considered low-threat for d/reef contact and outdoor air Exposure if itmeets 10 2, or 3 below. YES <br /> EXEMPTION-The upper 10 feet of soil is free of petroleum contamination OYES Oe N <br /> Does the site meet any of the Direct Contact and Outdoor Air Exposure Criteria scenarios? 0YES ON <br /> 3.1 - Maximum Contaminations of petroleum Consdtueres in soil are less Nan ar equal to those listed in the follovimg table (LINK) for to specified depth below ground surface, © YES O NC <br /> https:Hgeotracker.waterboards.ca.gov/regulators/screens/closure�_policy.asp?global_id=TO . . . 3/16/2015 <br />