# Appendix 6 Detailed Risk Modeling ResultsSource CategoryFacility NEI IDFacility NameAddressCity StateStyrene Butadiene Rubber andLatex ProductionNEI11906THE DOW CHEMICAL COMPANY U.S.A.,MIDLAND1261 BUILDING DSTREET 1261 BUILDINGMICHIGMIDLAND MIStyrene Butadiene Rubber andLatex ProductionNEI13230GOODYEAR HOUSTON CHEM PLT 2000 GOODYEAR DRHOUSTON TXStyrene Butadiene Rubber andLatex ProductionNEI33015LION COPOLYMER/BATON ROUGEPLANT 5955 SCENIC HWYBATON ROUGE LAStyrene Butadiene Rubber andLatex ProductionNEI43289DOW NORTH AMERICA ALLYN'S POINTPLANT 1761 RTE 12GALES FERRY CTStyrene Butadiene Rubber andLatex ProductionNEI8108DOW CHEMICAL CO. DALTON PLANT 1468 PROSSER DR. S.E.DALTON GAStyrene Butadiene Rubber andLatex ProductionNEI8360AMERIPOL SYNPOL CORP.1615 MAIN ST AT INTERXWITH SPUR 136PORT NECHES TXTable 1 - Facility Identification Information1 of 1CancerMIRCancerIncidenceNoncancerMax HITargetOrganCancerMIRNoncancerMax HITargetOrganNEI119062.15E-065.22E-05 2.75E-02 reproductive4.00E-058.23E-01 Respiratory 5%NEI132307.05E-063.16E-03 1.17E-01 reproductive9.65E-061.08E+00 Respiratory 73%NEI330153.42E-061.54E-04 5.70E-02 reproductive7.00E-059.99E-01 Reproductive 5%NEI43289 8.19E-07 4.85E-06 3.32E-02 respiratory 1.16E-06 7.73E-02 Respiratory 70%NEI8108 2.38E-07 4.34E-06 3.96E-03 reproductive 1.65E-07 2.74E-03 Reproductive 145%NEI83609.89E-066.07E-04 1.61E-01 reproductive2.04E-053.31E-01 Reproductive 48%1 BOLD indicates a cancer risk great than 1 in a million or a noncancer risk greater than 12 Facility cancer risk represent MIR at census block locations using Draft 2005 NATAFacility NEI IDSource Category Chronic Risk1Table 2 – Maximum Predicted HEM-3 Chronic RisksFacility-Wide Chronic Risk1, 2SC % ofFacility-wideCancer Risk1 of 1

# REL AEGL1 AEGL2 ERPG1 ERPG2 NEI11906 1,3-Butadiene 0.00E+00 8.20E-04 1.02E-04 8.20E-04 1.02E-04 NEI11906 Acrylic acid 7.25E-02 9.88E-02 3.11E-03 9.88E-02 3.11E-03 NEI11906 Acrylonitrile 0.00E+00 1.69E-02 1.30E-03 7.69E-03 2.20E-03 NEI11906 Ethyl acrylate 0.00E+00 2.13E-03 4.83E-04 2.13E-03 4.83E-04

NEI11906 Methanol 3.64E-02 1.48E-03 3.77E-04 1.48E-03 3.77E-04 NEI11906 Methyl methacrylate 0.00E+00 0.00E+00 0.00E+00 0.00E+00 0.00E+00 NEI11906 Methyl methacrylate 0.00E+00 0.00E+00 0.00E+00 0.00E+00 0.00E+00 NEI11906 Styrene 7.28E-02 1.80E-02 2.78E-03 1.80E-02 2.78E-03 NEI13230 1,3-Butadiene 0.00E+00 3.66E-03 4.57E-04 3.66E-03 4.57E-04

NEI13230 Carbon disulfide 1.48E-01 2.30E-02 1.84E-03 2.30E-02 1.84E-03 NEI13230 Ethyl benzene 0.00E+00 0.00E+00 0.00E+00 0.00E+00 0.00E+00 NEI13230 Styrene 2.43E+00 6.00E-01 9.27E-02 6.00E-01 9.27E-02

NEI13230 Toluene 2.28E-04 1.13E-05 1.88E-06 1.13E-05 4.45E-06 NEI13230 Xylenes (mixed) 8.90E-04 3.50E-05 4.90E-06 0.00E+00 0.00E+00 NEI33015 1,3-Butadiene 0.00E+00 5.26E-04 6.58E-05 5.26E-04 6.58E-05 NEI33015 Styrene 5.40E-02 1.33E-02 2.06E-03 1.33E-02 2.06E-03 NEI43289 1,3-Butadiene 0.00E+00 1.36E-04 1.69E-05 1.36E-04 1.69E-05 NEI43289 Acrylic acid 8.68E-03 1.18E-02 3.72E-04 1.18E-02 3.72E-04 NEI43289 Ethyl benzene 0.00E+00 0.00E+00 0.00E+00 0.00E+00 0.00E+00 NEI43289 Styrene 1.84E-02 4.56E-03 7.04E-04 4.56E-03 7.04E-04 NEI8108 1,3-Butadiene 0.00E+00 6.01E-05 7.51E-06 6.01E-05 7.51E-06 NEI8108 Acrylic acid 1.57E-03 2.15E-03 6.75E-05 2.15E-03 6.75E-05 NEI8108 Ethyl benzene 0.00E+00 0.00E+00 0.00E+00 0.00E+00 0.00E+00 NEI8108 Hydrochloric acid 4.89E-04 3.81E-04 3.11E-05 3.81E-04 3.11E-05 NEI8108 Styrene 5.31E-02 1.31E-02 2.03E-03 1.31E-02 2.03E-03 NEI8108 Vinylidene chloride 0.00E+00 0.00E+00 0.00E+00 0.00E+00 0.00E+00 NEI8360 1,3-Butadiene 0.00E+00 1.18E-03 1.48E-04 1.18E-03 1.48E-04

NEI8360 Benzene 5.89E-03 4.50E-05 2.94E-06 4.50E-05 2.94E-06 NEI8360 Ethyl benzene 0.00E+00 0.00E+00 0.00E+00 0.00E+00 0.00E+00 NEI8360 Styrene 7.13E-01 1.76E-01 2.72E-02 1.76E-01 2.72E-02

NEI8360 Toluene 1.50E-04 7.42E-06 1.24E-06 7.42E-06 2.93E-06 NEI8360 Xylenes (mixed) 1.93E-03 7.60E-05 1.06E-05 0.00E+00 0.00E+00

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# Some maximum

Note: BOLD indicates acute risks greater than 1 Table 3 – Maximum Predicted Acute Risks (HEM-AERMOD)

Pollutant Maximum Hazard Quotient 1



# Facility NEI ID

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# NEI13230 Styrene REL 2.43E+00 3.50E-01 Refined AERMOD Modeling; Examined results for maximum off-site impact 

# Table 4 – Maximum Predicted Acute Risks Greater than 1 (Refined Approach)

Refined Modeling Approach 2 

# Pollutant Criteria HEM-3 (Screening) Refined

Results 1

2 

# Indicates modeling technique used to refined estimates; see Appendix 7 for figures depicting off-site impacts Facility NEI ID

1 

# Facilites with a HEM-3 screening acute value greater than 1 were remodeled with a more refined approach

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