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CANCUN RESTAURANT . is Page 1 of 2 LTCPChecklist Go fLOTRar:HER HOME IMGNaGE PRGIELT9IBEBHT$1298RCHIL CANCUN RESTAURANT(70607715874)-MAR THIS SITE OPEN-SITE ASSESSMENy 135 MINER ACTIVITIES REPORT cRI POV Rsoloa N s STOCKTON,CA 95202 BPN JOAOWN COUNTY LOP(IEAO)-GSE k normal SAN JOAQUIN COUNTY PUBLIC BPA CASEy"ah"EF:Ser LI e eP r aVEOVAL M Rw.aUPERASOR:AORIENNEE(LSAE3SER CENTRAL VALLEY RAI(REGION 5S)-CASE t 391173 CASEWOReER:AME3 aARTCN-SUPER WSOR:CORICONDON Cup Claim t 19193 CUP Priori Aselpree B CUF Aware Rod:51/43M CR SI W ID a:NOT SPECIFIED THIS PROJECT WAS LAST MODIFIED BY HIMLLWB09 M ON 3/1820151:15:05 PIA-1d64I48Y THIS SITE HAS UNAPPROVED SUBMRTALS.CLICK BM TO OPEN A NEW window WITH THE SUBMITTAL APPROVAL PAGE FOR THE SITE. CLOSURE POIJCY THIS VERSION IS FINAL AS OF 3/18/2015 CWCWSTIMMTWONMM13SURF Pim General Criteria-The site sab'sfies the policy general Criteria-a=a^�^ °usmae NO a.IS Ne unautlwrked relacse locetetl wMlin elle service area ofa blicw4ters stem? Nameof Wawr9 sem: r YES r' N cal xe[ b.The unauthadzed release consists only&petroleum LLV41. is YES r N C.The umushmezed Tpl maty)release than the UK system has been stopped. AS YES CN d Free product has been removed to the maximum extent pmdicaUs IJUM. r FP Not Encountered r YES r N e.A Conceptual site those!that assesses to nature,a decd,and mobility of one release has been developed ram. se YES r N f Seconder,smme has been removed to he extent pradcable Imperilment to Removing Secondary Source(Check all Mat Apply): r Romer lation Has Not Been Avempled r Remediation Was Designed Incorrectly F Sensualism Was Shut OR PmnaW rely r Poor Rm eediallon CAM r YES f II IF O her ISCO pilot tested, report o[ r1Min9e paneling. [ch 2015 VPMTE- ISCO proposed, may be—ranted as Tor and benzene increasing in ratlA,.the shallow source area Nell. - g.Sol orgrou omaterhas been tested for MTBE and resu6s reported In aCCatlancewllh Heaxh and Safety Coda Secdon 25288.15. r Not Required or YES r N In.Does a nuisance exist,as defined by WMer Code se m 13050. r YES r N 1.Media-Spedific,Criteria:Groundwater-The conteminantplume that exceeds water quality objectives is stable w decreasing in areal extent,andmeetsalloflheadditional YES characteristics of,,,of the five Gasses Of sites listed below.-C PAR SECTION st,sy2Ra E%EMPTION-Soil Only Case(Release has to Affected Groundwater-Info O YES r N Does the site meet any of the Groundwater specific trial scenarios? r YES r N 1.2-The Contaminant plume thst exceeds water quality objectives is<2W feet in length.There is no flee product The nearest existing water supply well or surface water body is>1,OD0 r YES r N feet from the defined plume boundary.The dissolved Concentration of be oro is<3,000 pyl..The dissolved Concentration of MTBE is<1,000 lug/1- 2. gyL2.Media Specific Criteria:Pehroleum Vapor Intrusion to Indoor Air-The site is considered ow-threat for the vapor-0Rrvsion-to-air pathway if silespedfic conditions sab'sry NO Hems 2a,2b,or 2c- PAR sEy�s�R ERs EXEMPTION-Active Commnclal Petroleum Fueling Facility r YES r' N DOac the site meet any of the Petroleum Vapor Intrusion to Indoor Air spreHic crReda scenarios? r YES as N ADDITIONAL QUESTIONS-Pleaas indicate only those Conditions that do not meet the policy criteria: Soil Gas Samples: r No Scil Gas Samples r Taken nCorrectly Exposure Type: r'Residential r Canmemlal Free Product: r In GOmmoksater r In Soil r Unknown TPH in the Bioahenuadon Zona: r 2100 mpg rUnknown r Soil samples no taken at two depths worst 5R zone(only far Scenario 4 with Samoa) Bioattenuatien Zone Thickness: r<5 Fast(No Biamud r z 5 Feet and<10 Feet r z 10 Fact and<30 Fret r z 30 Fact r Soft Siobone Compromised TPH>100mgJkg r Unknown 02 Data in Bioadenuation Zona: r'No Or Dale rOr<4% r0.t4% Benzene in Groundwater: is z 100 so and<1,000 pgA r z 1,000 pgA r Unknown Soil Gas Bensons: r z 280,000 pg'm3 r Unknown r 805 pym3and<280 Lam," rz280 pym3and<85,000 pyms r z85,000 pym3 and<2tm,000 pym3 Soil Gas EMylBeraens: r'z 1,100 pg1m3 and<3,600 pg4m3 r z 3,800 LI and<1,100000 pglmr r a 1,100,000 pgW and<3,600,000 pym3 r z 3,Baigots)pym3 CO Unknown Soil Gas Naphthalene: r z 93 pg/ms and<310 pg1m3 r t 310 pym3 and<93,000 gyms r z 93,000 pym3 and<310,000 pgRI C'z 310,000 pglm3 r Unknown 3.Media Specific Criteria:Direct Contact and Outdoor Air Exposure-The site is considered low-threat for direct Contact and outdoor air exposure flit meets 1,2,or 3 below. YES E il"ON-The upper 10 feet of soil is free of petroleum comtsmination r YES r N Does the site meat any of the Direct Contact and Outdoor Air Exposure criteria scenarios? r YES r' N 3.1-Maximum concentrations dpetroleum constituents in soil are less than or equal to inose listed in the following Label for to spedfind depth belowgroundsurface, r YES r NC https:Hgeotracker.waterboards.ca.gov/regulators/screens/closure_policy.asp?global_id=TO... 3/18/2015