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i <br /> ABDELWAHED FACILITY/ULTRAMAR#13792 Page 2 of 2 <br /> r z 100 mg/kg ='Unknown G Soil samples not taken at two depths within 5 ft.zone(only for Scenario 4 with BioZone) <br /> Bioattenuation Zone Thickness <br /> f�<5 Feet(No BioZone) (-'a 5 Feet and<10 Feet C'a 10 Feet and c 30 Feet fi t 3a Feet Q 30/1 BioZone Compromised TPH>100mg/kg ='Unknown <br /> {, -102 Data In Bioattenuation Zane: <br /> 02 Data 1;OZ<4% f' 0 z 41 <br /> Benzene In Groundwater: <br /> fj a 100 ugA and<1,000 N911 C,t 1,000 NgA 'Unknown <br /> Soil Gas Benzene <br /> r� I <br /> r z 85 ug/m3 and<260 yglm3 f-'z 280 Ng/m3 and<B5,000 Ngfm3 C,z 85,000 Vglm3 and<280,000 ug1m3 Q z 280,004 uglm3 nknowrt G3] 1 <br /> Soil Gas EthylBenzene: <br /> Cs a 1,100 ug/m3 and<3,600 yglm3 f')x 3,600 Ng1m3 and<1,100,000 pg1m3 C_-a 1,100,000 Nglm3 and<3,600,000 pg/M3 C z 3,600,000 Nglm3 -Unknown ' <br /> Soil Gas Naphthalene: <br /> t-'x 93 Yg1m3 and<310 Nglm3C}2:310 uglm3 and<93,000 Ng1m3 r k 93,000 pg1m3 and<310,000 Nglm3 f1 t 310,000 Vgfm3 f"Unknown <br /> 3.Media Specific Crlteria:Direct Contact and Outdoor Air Exposure-The site is considered low-threat for direct contact and outdoor air exposure NO <br /> if it meets 1,2,or 3 below.-CLEAR SECTION ANSWERS <br /> EXEMPTION-The upper 10 feet of soil is free of petroleum contamination Q YES �ff,,N.0 <br /> -Does the site meet any of the Direct Contact and Outdoor Air Exposure criteria scenarios? r� YES i`N <br /> ADDITIONAL QUESTIONS-Please Indicate only those conditions that do not meet the policy criteria: <br /> Exposure Type: <br /> C Residential G Commercial G Utility Worker <br /> Petroleum Constituents in Soil: /' <br /> 0 5 r�5 Feet bgs >5 Feet bgs and s10 Feet bgs V'Unknown 11 <br /> Soil Concentrations of Benzene: Q>14 m r�Unknown C f <br /> tj>1.9 mgAg and 5 2.8 mg/kg 0>2-8 mg/kg and s 8.2 mg/kg G>8,2 mgAcg and 5 12 mg/kg C)>12 mg/kg ands 14 mgN9 gfkg <br /> Soil Concentrations of EthylBenzene: 01-1 <br /> 0>21 m !k and 5 32 m k Q>32 m ands 89 m Ar Q>89 m lk and S 134 m 1k C>134 m /k and 5 314 m 1k C>314 m Q Unknown O{ T`mgNg 9r g 0�9 g 9 g g mg[kg g g g 9 9/k9 <br /> Soil Concentratlons of Naphthalene <br /> G>9.7 mg/kg and 6 45 mg/kg r>45 mg/kg and s 219 mg/kg 0>219 mg/kgs Unknown <br /> Solt Concentrations of PAH: <br /> Cy,>0.063 mg/kg and s 0,68 mg/kg C}>0.68 mg/kg ands 4.5 mg/kg r�>4.5 mg/kg 0 Unknown <br /> Area of Impacted Soil: <br /> 0 Area of Impacted Soil>82 by 82 Feet C�Unknown 0 <br /> A dd i tl o n a l Information <br /> Should this case be closed in spite of NOT meeting policy criteria? -1YES r' NO <br /> SPELL CHECK SI*Ct t�"},� pC.�NS �IQ��• y <br /> Save in Progress Save as Final f <br /> LOGGED IN AS HENDERSON14 CONTACT GEOTRAQKER HELP <br /> I <br /> https:l/geotracker.waterboards.ca.gov/regulators/screens/closure_aolicy.asp?global_id=TO... 6/1$12013 <br />