Human Health Risk Assessment - Raytheon

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DRAFT Table A-2. Dose and Risk Calculations for Potential Current/Future Exposures to COPCs via Inhalation of Outdoor Air Onsite Landscape/Maintenance Worker - Raytheon Facility - St. Petersburg, FL CSFi RfDi C oa ADD LADD Hazard Excess Cancer COPC (mg/kg-day)-1 (mg/kg-day) (mg/m 3 ) (mg/kg-day) (mg/kg-day) Quotient Risk Carcinogens benzene 2.7E-02 3.83E-08 2.5E-09 8.9E-10 2.E-11 chloroethane 2.9E-03 6.88E-05 4.5E-06 1.6E-06 5.E-09 chloroform 8.1E-02 8.19E-05 5.3E-06 1.9E-06 2.E-07 1,2-dichloroethane 9.1E-02 0.00E+00 0.0E+00 0.0E+00 0.E+00 1,2-dichloropropane 6.8E-02 2.11E-06 1.4E-07 4.9E-08 3.E-09 1,4-dioxane 1.1E-02 7.20E-12 4.7E-13 1.7E-13 2.E-15 methylene chloride 1.6E-03 6.43E-07 4.2E-08 1.5E-08 2.E-11 tetrachloroethene 2.0E-03 1.32E-05 8.6E-07 3.1E-07 6.E-10 1,1,2-trichloroethane 5.6E-02 1.71E-07 1.1E-08 4.0E-09 2.E-10 trichloroethene 6.0E-03 4.76E-05 3.1E-06 1.1E-06 7.E-09 vinyl chloride 1.5E-02 2.75E-03 1.8E-04 6.4E-05 1.E-06 NonCarcinogens acetone 9.0E-01 1.34E-08 8.7E-10 1.E-09 benzene 8.6E-03 3.83E-08 2.5E-09 3.E-07 carbon disulfide 2.0E-01 2.08E-05 1.3E-06 7.E-06 chloroethane 2.9E+00 6.88E-05 4.5E-06 2.E-06 chloroform 1.4E-02 8.19E-05 5.3E-06 4.E-04 1,1-dichloroethane 1.4E-01 1.34E-04 8.7E-06 6.E-05 1,2-dichloroethane 3.0E-02 0.00E+00 0.0E+00 0.E+00 1,1-dichloroethene 5.7E-02 1.78E-03 1.2E-04 2.E-03 cis-1,2-dichloroethene 1.0E-02 4.04E-05 2.6E-06 3.E-04 trans-1,2-dichloroethene 2.0E-02 1.16E-05 7.5E-07 4.E-05 1,2-dichloropropane 1.1E-03 2.11E-06 1.4E-07 1.E-04 1,4-dioxane NA 7.20E-12 4.7E-13 ethylbenzene 2.9E-01 6.40E-06 4.1E-07 1.E-06 isopropylbenzene 1.1E-01 2.64E-06 1.7E-07 1.E-06 methyl ethyl ketone 1.4E+00 0.00E+00 0.0E+00 0.E+00 methyl isobutyl ketone 8.6E-01 0.00E+00 0.0E+00 0.E+00 methylene chloride 8.6E-01 6.43E-07 4.2E-08 5.E-08 4-methylphenol 3.7E-03 3.79E-14 2.5E-15 7.E-13 phenol 3.0E-01 3.87E-09 2.5E-10 8.E-10 tetrachloroethene 1.4E-01 1.32E-05 8.6E-07 6.E-06 toluene 1.4E+00 1.20E-04 7.7E-06 5.E-06 1,1,1-trichloroethane 2.9E-01 1.05E-03 6.8E-05 2.E-04 1,1,2-trichloroethane 3.2E-03 1.71E-07 trichloroethene 5.7E-03 4.76E-05 3.1E-06 5.E-04 1,2,4-trimethylbenzene 1.7E-03 2.72E-08 1.8E-09 1.E-06 1,3,5-trimethylbenzene 1.7E-03 4.16E-07 2.7E-08 2.E-05 xylenes 2.9E-02 2.20E-05 1.4E-06 5.E-05 vinyl chloride 2.9E-02 2.75E-03 1.8E-04 6.E-03 Totals 1.E-02 1.E-06 ADD = Coa × IRi × ET × EF × ED BW × AT LADD = ADD × ED 70 ENVIRON Page 1 of 1 C oa Outdoor Air Concentration chemical -specific mg/m 3 IR i Inhalation Rate 1.5 m 3 /hr ET Exposure Time 8 hr/day EF Exposure Frequency 150 days/year ED Exposure Duration 25 year BW Body weight 76.1 kg AT Averaging Time 9,125 days Human Health Risk Assessment
DRAFT Table A-3. Dose and Risk Calculations for Potential Exposures to COPCs via Inhalation of Outdoor Air Onsite Trespasser - Raytheon Facility - St. Petersburg, FL CSFi RfDi C oa ADD LADD Hazard Excess Cancer COPC (mg/kg-day)-1 (mg/kg-day) (mg/m 3 ) (mg/kg-day) (mg/kg-day) Quotient Risk Carcinogens benzene 2.7E-02 3.8E-08 2.9E-10 4.2E-11 1.E-12 chloroethane 2.9E-03 6.9E-05 5.2E-07 7.5E-08 2.E-10 chloroform 8.1E-02 8.2E-05 6.2E-07 8.9E-08 7.E-09 1,2-dichloroethane 9.1E-02 0.0E+00 0.0E+00 0.0E+00 0.E+00 1,2-dichloropropane 6.8E-02 2.1E-06 1.6E-08 2.3E-09 2.E-10 1,4-dioxane 1.1E-02 7.2E-12 5.5E-14 7.8E-15 9.E-17 methylene chloride 1.6E-03 6.4E-07 4.9E-09 7.0E-10 1.E-12 tetrachloroethene 2.0E-03 1.3E-05 1.0E-07 1.4E-08 3.E-11 1,1,2-trichloroethane 5.6E-02 1.7E-07 1.3E-09 1.9E-10 1.E-11 trichloroethene 6.0E-03 4.8E-05 3.6E-07 5.2E-08 3.E-10 vinyl chloride 1.5E-02 2.8E-03 2.1E-05 3.0E-06 5.E-08 NonCarcinogens acetone 9.0E-01 1.3E-08 1.0E-10 1.E-10 benzene 8.6E-03 3.8E-08 2.9E-10 3.E-08 carbon disulfide 2.0E-01 2.1E-05 1.6E-07 8.E-07 chloroethane 2.9E+00 6.9E-05 5.2E-07 2.E-07 chloroform 1.4E-02 8.2E-05 6.2E-07 4.E-05 1,1-dichloroethane 1.4E-01 1.3E-04 1.0E-06 7.E-06 1,2-dichloroethane 3.0E-02 0.0E+00 0.0E+00 0.E+00 1,1-dichloroethene 5.7E-02 1.8E-03 1.4E-05 2.E-04 cis-1,2-dichloroethene 1.0E-02 4.0E-05 3.1E-07 3.E-05 trans-1,2-dichloroethene 2.0E-02 1.2E-05 8.8E-08 4.E-06 1,2-dichloropropane 1.1E-03 2.1E-06 1.6E-08 1.E-05 1,4-dioxane NA 7.2E-12 5.5E-14 ethylbenzene 2.9E-01 6.4E-06 4.9E-08 2.E-07 isopropylbenzene 1.1E-01 2.6E-06 2.0E-08 2.E-07 methyl ethyl ketone 1.4E+00 0.0E+00 0.0E+00 0.E+00 methyl isobutyl ketone 8.6E-01 0.0E+00 0.0E+00 0.E+00 methylene chloride 8.6E-01 6.4E-07 4.9E-09 6.E-09 4-methylphenol 3.7E-03 3.8E-14 2.9E-16 8.E-14 phenol 3.0E-01 3.9E-09 2.9E-11 1.E-10 tetrachloroethene 1.4E-01 1.3E-05 1.0E-07 7.E-07 toluene 1.4E+00 1.2E-04 9.1E-07 6.E-07 1,1,1-trichloroethane 2.9E-01 1.0E-03 7.9E-06 3.E-05 1,1,2-trichloroethane 3.2E-03 1.7E-07 1.3E-09 4.E-07 trichloroethene 5.7E-03 4.8E-05 3.6E-07 6.E-05 1,2,4-trimethylbenzene 1.7E-03 2.7E-08 2.1E-10 1.E-07 1,3,5-trimethylbenzene 1.7E-03 4.2E-07 3.2E-09 2.E-06 xylenes 2.9E-02 2.2E-05 1.7E-07 6.E-06 vinyl chloride 2.9E-02 2.8E-03 2.1E-05 7.E-04 Totals 1.E-03 5.E-08 ADD = C oa × IR i × ET × EF × ED BW × AT LADD = ADD × ED 70 ENVIRON Page 1 of 1 Coa Outdoor Air Concentration chemical -specific mg/m 3 Iri Inhalation Rate 1.2 m 3 /hr ET Exposure Time 2 hr/day EF Exposure Frequency 52 days/year ED Exposure Duration 10 year BW Body weight 45 kg AT Averaging Time 3,650 days Human Health Risk Assessment
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DRAFT Human Health Risk Assessment
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ii Human Health Risk Assessment DRA
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Executive Summary 1 Human Health Ri
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3 Human Health Risk Assessment DRAF
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2 Conceptual Site Model 7 Human Hea
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11 Human Health Risk Assessment DRA
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3.2.3 Ambient Air Sampling 15 Human
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• Inhalation of Outdoor Air On-Si
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u = Wind speed (m/s) 23 Human Healt
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Page 33 and 34: EPCa = Exposure point concentration
Page 35 and 36: where: DAD = Dermal absorbed dose (
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Page 41 and 42: non-carcinogenic effects (µg/L) Ri
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Page 59 and 60: 7 Uncertainty Analysis 55 Human Hea
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Page 69 and 70: DRAFT Table 1. Constituents of Pote
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Page 89 and 90: DRAFT CSFd RfDd DA event C w DAD LA
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Human Health Risk Assessment - Raytheon

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