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BARNES TRUCKING Page 2 of 2 N C YES 'Z"O Does the site meet any of the Petroleum Vapor Intrusion to Indoor Air specific criteria scenarios? r' YES r NO ADDITIONAL QUESTIONS - Please Indicate only those conditions that do not meet the policy criteria: Soil Gas Samples : r No Sal Gas Samples CTaken Incorrectly Exposure Type : C Residential C Commercial Free Product : C In Groundwater C In Soil C' Unknown TPH in the Bioadenuation Zone : C z100 mg/kg CUnknown C Soil samples not taken at two depths within 5h zone (only for Scenario 4 with BioZone) Bioattenuation Zone Thickness : C < 5 Feet (No BioZone) C z 5 Feel and < 10 Feet C z 10 Feet and < 30 Feel C z 30 Feet C Will BioZone Compromised TPH > 100mglkg f Unknown 02 Data in Bioattenuation Zone : C No 02 Data CO2 < 4% COzz 40A Benzene In Groundwater : C z 100 pgll and < 1 ,000 pgll C z 1 ,000 p911 C Unknown Soil Gas Benzene C' z B5 pg4n3 and < 280 pglm3 C z 280 pg/m3 and < 85,000 pg/m3 r z 85,000 pg/m3 and < 280,000 pg/m3 C z 280,000 pg/m3 C Unknown Soil Gas EthylBenzene : C' z 1 ,100 pglm3 and < 3,600 pghn3 C' z 31600 pg/m3 and < 1,100,000 pg/m3 C z 1 ,100,000 pg/m3 and < 3,600,000 pg/m3 C z 3,600,000 pg/m3 C Unknown Soil Gas Naphthalene. : C'z 93 pgfm3 and < 310 pg/m3 C' z 310 pgtm3 and < 93,OOD pglm3 C z 93,000 pg/m3 'and < 310,000 pg/m3 C z 310,000 pglm3 C Unknown 3. Media Specific Criteria: Direct Contact and Outdoor Air Exposure - The site is consideredlow-threat for direct contact and outdoorairexposu2 NO if it meets 1, 2, or below. - CLEAR SECTION ANSINEBS EXEMPTION - The upper t a feet of soil is free of petroleum contamination C YES r NO Does the site meet any of the Direct Contact and Outdoor Air Exposure criteria scenarios? f>YES C NO ADDITIONAL QUESTIONS - Please indicate only those conditions that do not meet the policy criteria: Exposure Type C Residential C Commercial C' Utility Worker Petroleum Constituents In Soil : C s 5 Feet bgs C >5 Feet bgs and 510 Feet bgs C Unknown / Soil Concentrations of Benzene : C >:1 .9 mglkg and s2.8 mglkg C > 2.8 m91k9 and <_ 8.2 m91k9 C > 82 mglkgandsl2mg/kg C > 12mg/kgmx1 < I4mg/kg C > 14 Marko C' Unknown /xL Soil Concentrations of EthylBenzene : C > 21 mg/kg and < 32 mg/kg C > 32 mglkg ands 89 mglkg C > 89 mglkg and <_ 134 mg/kg r > 134 mg&g ands 314 mglkg C > 314 mg/kg C Unknown Soil Concentrations of Naphthalene : C > 9.7 mglkg and 545 mg/kg C' > 45 mglkg and < 219 mg/kg C > 219 mglkg (�lJnlknown Soil Concentrations of PAH : ( C > 0.063 mg/kg and <_ 0,68 mglkg C > 0.68 mg/kg and s 4.5 mg/kg C > 4.5 mg/kg C 'Unknown Area of Impactetl Soil : C Area of Impacted Soil > 82 by 82 Feel C Unknown Additional Information Should this case be closed in spite of NOT meeting policy criteria? C YES .<rt NO SPELL CHECK Save in Progress Save as Final LOGGED IN AS HENDERSONN https://geotracker.waterboards.ca.gov/regulators/screens/closure_policy.asp?global_id=TO. . . 6/19/2013