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P- 1�'4 I Pagel ofx SIERRA LUMBER CASE#l0 WC�� 7 LTCP Checklist GD GEOTRACKER HOME I MANAGE-----1- EPO 3�gF SLUOL GOUT SIERRA LUMBER CASE#1(TO607700185)-MAP THIS SITE OPEN-VERIFICATIONMONUORING n 'ERStGHT AGENCIES 375 HAZELTON AVE W ACTNITIES REPORT SAN JOAOUINCOUN ARLIN( ILL-LASEa:i144 SAN JOA UIN COUNTY MRALVALLERWQCB( NO -S-CAsI50R:ADRIENNE ELLSAEssEft SAN JOAOUIN COUNTY PUBLIC WEEPAGE CENTRALVALLBVRWVCB(REGION 55)-LARWSOR.CO CASEWORKEF:JAMES e4FTON.sUPERWSOR:CORI LONDON VIEW PRINTABLE CASE SUMMARY FOR THIS SUE THIS PROJECT WAS_AST MODIFIED BY MARL IN KNOLL ON 63x201310:59:47 AM-I191M THIS SITE HAS SUBMITTALS.CLICK U09 TO OPEN A NEW WINDOW Wm1 THE SUBMITTAL APPROVAL PAGE FOR THIS SITE. CLOSURE POLICY THIS VERSION IS IN PROGRESS AS OF 512912013 CHECKUST/NITIATED ONMA2013 General Criteria-The site satisfies the policy general criteria-CLEARS TION ANSWERS YES a.Is the unauthorized release located within the service area of a ublic waters stem? r YES r NO Nameof Water System: CalwBler b.The unauthorized release consists only of petroleum Ju. r YES r NO c.The unauthorized('primary')release from the UST system has been stopped. R YES r NO d.Free product has been removed to the maximum extent practicable Jing, 0 FP Not Encountered r YES r' NO e.A conceptual site model that assesses the nature,extent,and mobility of the release has been developed intpl, Is YES r NO I.Secondary source has been removed to the extent practicable UDM. r VES r NO g.Soil w groundwater has been tested for MTBE and results reported in accordance with Health and Safety Code Section r Not Required r YES r NO 25296.15. h.Does a nuisance exist,as defined by Water Code section 13050. r YES r NO 1.Mecila-Specific Criteria:Groundwater-The contaminant plume that exceeds water quality objectives is stable or decreasing in areal extent,and YES meets all of the additional characteristics of one of the five classes ofsites listed below.-cc s6c EXEMPTION-Soil Only Case(Release has no Affected Groundwater-Ilia) r YES r NO Does the site meet any of the Groundwater specific criteria scenarios? r YES r NO JJ� 1.1-The contaminant plume that exceeds water quality objectives is<100 feet in length.There is no free product.The nearest existing water supply well or r YES r NO surface water body is>250 feet from the defined plume boundary. 2.Media Specific Criteria:Petroleum Vapor Intrusion to Indoor Air-The site is considered low-threat forthe vapordnWsion-to-airpathwayI 'te- NO Specific conditions saflsfy,items 23,2b,or 2c-CLEAR sECnON ANSWERS Ar'� EXEMPTION-Active Commercial Petroleum Fueling Facility r YES r NO A-`Jl Does the site meet any of the Petroleum Vapor Intrusion to Indoor Air specific criteda scenarios? r YES 2a-Scenario 4(example):Direct Measurement of Soil Gas Concentrations VES I.Soil Gas Sampling Locations—No Bioattenualion Zone: YES -Beneath or adjacent to an existing building:Soil gas sample is collected at least 5 feel below the bottom of the building foundation. r YES r NO -Future construction:The soil gas sample shall be collected from at least 5 feel below the ground surface(bgs). r YES r NO ii.Soil Gas Sampling Locations—with Bioattenuation Zone:The criteria in Column A in the Soil Gas Criteria table(page 5 of the Policy)apply if the following requirements for a bioatlenuation zone are satisfied: -Minimum of 5 feet of soil between the soil vapor measurement and the foundation of an existing or grountl surface of future construction. OYES f? NO -TPH(TPHg+TPHd)is<1 00 mgBg(measured in at least two depths within the 5-ft zone) 0 YES M NO Oxygen is z 4%measured at the bottom of the 5-ft zone. Efi YES 0 NO ADDITIONAL QUESTIONS-Please indicate only those conditions that do not meet the policy criteria: Soil Gas Samples: C No Soil Gas Samples r Taken Incorrectly Exposure Type: r Residential r Commercial Free Product: r In Groundwater r In Soil r Unknown TPH In the BioaOenuation Zone: Is a 100 mg/kg r Unknown r Soil samples not taken at two depths within 5 ft.zone(only for Scenario 4 with BioZone) Bioadenuadon Zone Thickness: C' <5 Feet(No BioZone) r z 5 Feet and<10 Feet r z 10 Feet and<30 Fest r z 30 Feet r 30ft BioZone Compromised TPH>100mgtkg Or Unknown 02 Data in Bloattenuafion Zone: fir No02Data r02<4% r02z4% Benzene in Groundwater: r a 100 pgtl and<1,000 Ug/1 r 21,000 pgA r Unknown Soil Gas Benzene: r z 85 pglm3 and<280 pg/m3 r z 280 pg/m3 and<85,000 pg/m3 r z 85,000 pg/m3 and<280,000 pg/m3 r z 280,000 pg/m3 r Unknown Soil Gas EthylBenzene: r a 1,100 pgtm3 and<3,600 pgtm3 r z 3,600 pg/m3 and<1,100,000 pglm3 r a 1,100,000 pgtm3 and<3,600,000 pg/m3 r z 3,600,000 pgtm3 r Unknown Soil Gas Naphthalene: https://geotracker.waterboards.ca.gov/regulators/screens/closure_policy.asp?global_id=TO... 7/15/2013