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i <br /> R2CA SITE ASSESSMENT <br /> Tier 2 Worksheet 8 2 <br /> Site Name Table35 Site Location 1000 feet Completed By Denise Clendening Date Com leted 1/1/1999 1 OF 4 <br /> TIER2 PATHWAY RISK CALCULATION <br /> 1yC� ww <br /> ULLATIONYyIWXVMp w^�p�p <br /> AM <br /> CARCINOGENIC RISK TOXIC EFFECTS <br /> M Total Cercmogentc (3)Inhalation (4)Indmdual COC (5)Total Toacant (e)Inhalation (7)Indmdual COC <br /> (1)EPA Intake Rate(mgfkg/day) Slope Factor Risk(2)x(3) intake Rats(mg/kg/day) Reference Dose Hazard Quotient(5)1(6) <br /> Carcinogens OnSrte MUD On Site Off Sde On-Srte OffSde On-S" Oft-Ste <br /> Constltuents of Concom Ctassdxabon Commercial Residential 1 Commercial Residential Commercial Residential (mgtkg-4ayl Commecaal Residential <br /> Benzene A 6 3E-6 1 6 BE-8 1 OE-1 6 3E-7 6 8E-9 1 BE-5 1 6E-7 1 7E-3 1 OE-2 9 4E-5 <br /> Chloroform 82 3 3E-10 1 0 OE+0 81E-2 2 7E-11 0 DE+O <br /> Dichloroethane 1.2- B2 9 8E-8 0 OE+O 91 E-2 8 9E-9 0 0E+0 2 7E-7 0 OE+0 2 9E-3 9 6E-5 0 DE+O <br /> E benzene D 1 5E-4 2 7E5 2 9E-1 5 2E-4 9 6E-6 <br /> Me I-Butyl Ether 6 2E-9 0 OE+0 4 3E4 2 7E-12 0 DE+O 1 7E5 0 0E+0 8 6E-1 2 OE-8 0 OE+0 <br /> Naphthalene D <br /> Styrene, 6 3E-10 0 OE+0 2 9E-1 2 2E-9 0 0E+0 <br /> Tetrachloroethene C432 1 10 9 00E+0 2 OE-3 2 1E-12 00E+0 <br /> Toluene 0 1 3E4 6 0E5 1 IE-1 2 9E3 5 2E5 <br /> Xylene mixed Isomers D 5 OE.4 9 3E-6 2 OE-1 2 5E3 4 7E-5 <br /> Tota!PDdWIIy CCftein09e111a Risk a 6 4E-7 6 8E5 Total Padway Hazard Index or I 6E-2 2 OE <br /> Software GSI AWA Sgooda" Serial G Ox 798 <br /> ®Groundwater Services Inc (GSI) 19951997 All Rights Reserved Version 10 1 <br /> 4 <br />