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I <br /> STALLWORTH AUTO DET ATL Page 2 of 2, <br /> I <br /> C YES <br /> Does the site meet any of the Petroleum Vapor Intrusion to Indoor Air specific criteria scenarios? C YES r• NO <br /> ADDITIONAL QUESTIONS - Please indicate only those conditions that do not meet the policy criteria: <br /> Soil Gas Samples : <br /> C No Soil Gas Samples C Taken Incorrectly A <br /> Exposure Type : I <br /> C Residential C Commercial p '\ <br /> hFree Product : <br /> C In Groundwater C In Soil C Unknown <br /> TPH in the Bioattenuation Zone : <br />`I C z 100 mg/kg (✓unknown C Soil samples not taken at two depths within 5 fl. zone (only for Scenario 4 with BioZone) <br /> 7 Bioattenuation Zone Thickness : <br /> I' C < 5 Feet (No BioZone) C z 5 Feet and < 10 Fact C z 10 Feet and < 30 Feet (' z 30 Feet r 30ft BioZone Compromised TPH > 100mglkg C/Un•.known <br /> 02 Da in Bioattenuation Zone : <br /> C✓ No 02 Data COz < 4% CO2 4% <br /> Benzene In Groundwater : <br /> C z 100 pgll and < 1 ,000 pgll rio 9,000 pg/I C Unknown <br /> Soil Gas Benzene : . <br /> C z 85 pg/m3 and < 280 pg/m3 (' > 280 pglm3 and < 85,000 pg/m3 Ci 853000 pg/m3 and < 280,000 pg/m3 C' z 2807000 pg/m3 "• Unknown <br /> Soil Gas EthylBenzene : <br /> jCz1 ,100 g/m3 and pg/m3 C >_ 3,600 3 C' >_ <br /> 1 p pglm3 and < 1 ,100,Oo0 pg/m 1 ,100,000 pg/m3 and < 3,600,000 pg/m3 Cz3,800,000 pg/m3 (e' Unknown <br /> Soil Gas Naphthalene : <br /> C >_ 93 pg/m3 and < 310 pg/m3 C' z 310 pglm3 and < 93,000 pg1m3 C z 931000 pg/m3 and < 310,000 pg/m3 (' z 310,000 pg/m3 C Unknown <br /> 3. Media Specific Criteria: Direct Contact and Outdoor Air Exposure - The site is considered low-threat for direct contact and outdoor air exposure <br /> if it meets 1, 2, ora below. - clr_AR SECTION NO <br /> EXEMPTION - The upper 10 feet of soil is free of petroleum contamination C YES `r' NO <br /> Does the site meet any of the Direct Contact and Outdoor Air Exposure criteria scenarios? C YES C•'' NO <br /> ADDITIONAL QUESTIONS . Please indicate only those conditions that do not meet the policy criteria: <br /> Exposure Type : <br /> C Residential C Commercial C Utility Worker <br /> Petroleum Constituents in Soil : <br /> C s 5 Feet figs C >5 Feet bgs and <10 Fact Ings Ci6nknown <br /> Soil Concentrations of Benzene : <br /> C > 1.9 mg/kg and s 2.8 mg/kg C' > 2.8 mg/kg and s 8.2 mglkg C'' > 8.2mglkg ands 12mglkg C' > 12mglkgandst4mg/Kg C' > 14mglkg eUnknown <br /> Soil Concentrations of EthylBenzene <br /> C > 21 mg/kg ands_ 32 mg/kg C > 32mglkgand < 89mg/kg C > 89ing/kgand5134mg/kg 0 > 134mg/kgands314mglkg C > 314 mg/kg (''Unknown <br /> Soil Concentrations of Naphthalene : — <br /> C > 9.7 mglkg and s 45 mglkg C > 45 mg/kg and < 219 mg/kg C > 219 mg/kg CP'Unknown <br /> Soil Concentrations of PAH : �� " <br /> C > 0.063 mg/kg and s 0,68 mglkg C > 0.68 mg/kg and s 4.5 mglkg C > 4.5 mg/kg C+Dnknown <br /> Area of Impacted Soil : <br /> C Area of Impacted Soil > 82 by 82 Feet C Unknown <br /> Additional Information <br /> Should this case be closed in spite of NOT meeting policy criteria? C YES <br /> SPELLCHECK <br /> Save in Progress Save as Final <br /> LOGGED IN AS HENDERSONN CONTACT GEOTRACKER HELP <br /> YWI - i � I <br /> µt dJ Vl - <br /> �A /U <br /> https :Hgeotracker.waterboards.ca.gov/regulators/screens/closure policy.asp?global id=TO . . . 7/23/2013 <br />