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TABLE H-4 <br /> Calculated Soil Cleanup Levels for Commercial Worker Scenario <br /> Golden Grain Company <br /> Manteca, California <br /> PARANICIERS NI ..-VALUE; <br /> EPUs . exposure point concentration in toll mg see table <br /> EPC& ■ exposure point concentration In air mg/m 3 see table <br /> EF Exposure frequency days/year 250 <br /> EO Exposure Duration years 25 <br /> ET - Exposure Time hours/day <br /> BW P Body weight kg 70 <br /> ATno - Averaging Time for noncarclnogens days 9125 <br /> ATo n Average Time for carcinogens days^ 25550 <br /> AF - Soil to skin adherence factor mg/cm 2 1 <br /> SSA- Skin Surface area cm^2 5000 <br /> ABS - dermal absorption factor unitless see table <br /> InhR R Inhalation rate m^3/day 20 <br /> tngR=Soil Ingestion rate mg/day 50 <br /> CF = conversion factor mg/kg i OOE-06 <br /> SF =cancer slope factor (mg/kg-day) see table <br /> RfD Reference dose mg/kg-day see table <br /> PEF= Particulate Emission Factor m^3/kg ERR <br /> CARCINOGENS DOSE I CSF i RISK <br /> Chemical EPCs EPCs ABS Ingestion Inhalation Dermal ingestion Inhalation Dermal Ingestion Inhalation Dermal Total <br /> m k m m^3 m k -da m k -da ^ <br /> Benzene 250 3 73E-02 3 OOE-02 4 4E-05 2 6E-03 1 3E-04 01 O 1 O 1 4E-06 E E E <br /> NON-CARCINOGENS DOSE RfD HAZARD QUOTIENT <br /> Chemical EPCs EPCs ABS Ingestion I inhalation Dermal Ingestion Inhalation Dermal Ingestion Inhalation Dermal Total <br /> m kal (ma -31 m k -da <br /> Toluene 682 5 25E-02 3 OOE-02 3 3E-04 1 OE-02 1 OE403 2 OOE-01 1 10E-01 2 OOE-01 1 7E-03 9 3E-02 5 OE-03 10 <br /> E-01 <br /> Ethylbenzene 2411 2 19E-01 3 OGE-02 1 2E-03 i 5E-02 3 5E-03 1 OOE-01 2 9012-01 1 OOE-01 1 2E-02 5.312-02 3 5E-02 1 OE-01 <br /> I 5E-02 2 OOE-01 2 OOE-01 2 OOE-01 2.4E-02 7 4E-02 7 3E-02 1 7E-01 <br /> Xylenes 9919 2 11 E-01 3 OOE-02 4 9E-03 1 5E-02 <br /> I 11,25_0H <br /> Naphthalene 738 1 04E-02 1 OOE-01 3 6E-04 7 3E-04 3 6E-03 4 ODE-02 4 OOE-02 4 OOE-02 9 OE-03 H6MRD INDEX= 4 <br /> When inhalation or dermal toxicity values were not available,the oral value was used <br /> EPCs= Exposure Point Concentration In soil <br /> EPAs = Exposure Point Concentration in air <br /> VF/PEF=Volatilization Factor or Particulate Emission Factor <br /> CSF= Cancer Slope Factor <br /> WD= Reference Dose <br /> TABLE-H4 WK4 <br />