Human Health Risk Assessment - Raytheon

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DRAFT Table A-10. Dose and Risk Calculations for Current Exposures to COPCs via Inhalation of Outdoor Air Pinellas Trail Jogger - 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 3.2E-10 1.4E-10 4.E-12 chloroethane 2.9E-03 6.9E-05 5.8E-07 2.5E-07 7.E-10 chloroform 8.1E-02 8.2E-05 6.9E-07 3.0E-07 2.E-08 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 1.8E-08 7.6E-09 5.E-10 1,4-dioxane 1.1E-02 7.2E-12 6.1E-14 2.6E-14 3.E-16 methylene chloride 1.6E-03 6.4E-07 5.4E-09 2.3E-09 4.E-12 tetrachloroethene 2.0E-03 1.3E-05 1.1E-07 4.8E-08 1.E-10 1,1,2-trichloroethane 5.6E-02 1.7E-07 1.4E-09 6.2E-10 3.E-11 trichloroethene 6.0E-03 4.8E-05 4.0E-07 1.7E-07 1.E-09 vinyl chloride 1.5E-02 2.8E-03 2.3E-05 1.0E-05 2.E-07 NonCarcinogens acetone 9.0E-01 1.3E-08 1.3E-10 1.E-10 benzene 8.6E-03 3.8E-08 3.8E-10 4.E-08 carbon disulfide 2.0E-01 2.1E-05 2.0E-07 1.E-06 chloroethane 2.9E+00 6.9E-05 6.7E-07 2.E-07 chloroform 1.4E-02 8.2E-05 8.0E-07 6.E-05 1,1-dichloroethane 1.4E-01 1.3E-04 1.3E-06 9.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 1.7E-05 3.E-04 cis-1,2-dichloroethene 1.0E-02 4.0E-05 4.0E-07 4.E-05 trans-1,2-dichloroethene 2.0E-02 1.2E-05 1.1E-07 6.E-06 1,2-dichloropropane 1.1E-03 2.1E-06 2.1E-08 2.E-05 1,4-dioxane NA 7.2E-12 7.0E-14 ethylbenzene 2.9E-01 6.4E-06 6.3E-08 2.E-07 isopropylbenzene 1.1E-01 2.6E-06 2.6E-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 6.3E-09 7.E-09 4-methylphenol 3.7E-03 3.8E-14 3.7E-16 1.E-13 phenol 3.0E-01 3.9E-09 3.8E-11 1.E-10 tetrachloroethene 1.4E-01 1.3E-05 1.3E-07 9.E-07 toluene 1.4E+00 1.2E-04 1.2E-06 8.E-07 1,1,1-trichloroethane 2.9E-01 1.0E-03 1.0E-05 4.E-05 1,1,2-trichloroethane 3.2E-03 1.7E-07 1.7E-09 5.E-07 trichloroethene 5.7E-03 4.8E-05 4.7E-07 8.E-05 1,2,4-trimethylbenzene 1.7E-03 2.7E-08 2.7E-10 2.E-07 1,3,5-trimethylbenzene 1.7E-03 4.2E-07 4.1E-09 2.E-06 xylenes 2.9E-02 2.2E-05 2.2E-07 8.E-06 vinyl chloride 2.9E-02 2.8E-03 2.7E-05 9.E-04 Totals 2.E-03 2.E-07 ADD = C oa × IR i × ET × EF × ED BW × AT LADD = ADD × ED 70 ENVIRON Page 1 of 1 Adult Child Coa Indoor Air Concentration mg/m 3 Iri Inhalation Rate 3.2 1.2 m 3 /hr ET Exposure Time 0.25 0.25 hr/day EF Exposure Frequency 200 200 days/year ED Exposure Duration 30 6 year BW Body weight 51.9 16.8 kg AT Averaging Time 10,950 2,190 days Human Health Risk Assessment
DRAFT CSFd RfDd DA event C w DAD LADD Hazard Excess Cancer COPC (mg/kg-day)-1 (mg/kg-day) (mg/cm 2 -event) (mg/cm 3 ) (mg/kg-day) (mg/kg-day) Quotient Risk Carcinogens benzene 6.1E-02 0.0E+00 0.0E+00 0.0E+00 0.E+00 chloroethane 2.9E-03 0.0E+00 0.0E+00 0.0E+00 0.E+00 chloroform NA 0.0E+00 0.0E+00 0.0E+00 1,2-dichloroethane 9.1E-02 0.0E+00 0.0E+00 0.0E+00 0.E+00 1,2-dichloropropane 6.8E-02 0.0E+00 0.0E+00 0.0E+00 0.E+00 1,4-dioxane 1.1E-02 6.9E-06 0.0077 1.7E-05 2.5E-07 3.E-09 methylene chloride 7.5E-03 0.0E+00 0.0E+00 0.0E+00 0.E+00 tetrachloroethene 5.2E-02 0.0E+00 0.0E+00 0.0E+00 0.E+00 1,1,2-trichloroethane 7.0E-02 0.0E+00 0.0E+00 0.0E+00 0.E+00 trichloroethene 1.2E-02 0.0E+00 0.0E+00 0.0E+00 0.E+00 vinyl chloride 8.2E-01 0.0E+00 0.0E+00 0.0E+00 0.E+00 NonCarcinogens acetone 9.0E-01 0.0E+00 0.0E+00 0.E+00 benzene 3.6E-03 0.0E+00 0.0E+00 0.E+00 carbon disulfide 1.0E-01 0.0E+00 0.0E+00 0.E+00 chloroethane 4.0E-01 0.0E+00 0.0E+00 0.E+00 chloroform 1.0E-02 0.0E+00 0.0E+00 0.E+00 1,1-dichloroethane 1.0E-01 0.0E+00 0.0E+00 0.E+00 1,2-dichloroethane 3.0E-02 0.0E+00 0.0E+00 0.E+00 1,1-dichloroethene 5.0E-02 0.0E+00 0.0E+00 0.E+00 cis-1,2-dichloroethene 1.0E-02 0.0E+00 0.0E+00 0.E+00 trans-1,2-dichloroethene 2.0E-02 0.0E+00 0.0E+00 0.E+00 1,2-dichloropropane 1.1E-03 0.0E+00 0.0E+00 0.E+00 1,4-dioxane NA 0.0E+00 0.0E+00 ethylbenzene 1.0E-01 0.0E+00 0.0E+00 0.E+00 isopropylbenzene 1.0E-01 0.0E+00 0.0E+00 0.E+00 methyl ethyl ketone 6.0E-01 0.0E+00 0.0E+00 0.E+00 methyl isobutyl ketone 8.0E-02 0.0E+00 0.0E+00 0.E+00 methylene chloride 6.0E-02 0.0E+00 0.0E+00 0.E+00 4-methylphenol 3.7E-03 0.0E+00 0.0E+00 0.E+00 phenol 3.0E-01 0.0E+00 0.0E+00 0.E+00 tetrachloroethene 1.0E-02 0.0E+00 0.0E+00 0.E+00 toluene 8.0E-02 0.0E+00 0.0E+00 0.E+00 1,1,1-trichloroethane 2.8E-01 0.0E+00 0.0E+00 0.E+00 1,1,2-trichloroethane 3.2E-03 0.0E+00 0.0E+00 0.E+00 trichloroethene 5.7E-03 0.0E+00 0.0E+00 0.E+00 1,2,4-trimethylbenzene 5.0E-02 0.0E+00 0.0E+00 0.E+00 1,3,5-trimethylbenzene 5.0E-02 0.0E+00 0.0E+00 0.E+00 xylenes 1.8E-01 0.0E+00 0.0E+00 0.E+00 vinyl chloride 2.6E-03 0.0E+00 0.0E+00 0.E+00 Totals 0.E+00 3.E-09 DAD = see text for definition of DA event Table A-11. Dose and Risk Calculations for Potential Exposures to COPCs via Dermal Exposure to Groundwater Off-Site Construction/Utility Worker - Raytheon Facility - St. Petersburg, FL LADD DA event = x SA × EV × EF × ED CF × BW × AT DAD× ED 70 ENVIRON Page 1 of 1 Worker Cw Irrigation Water Concentration chemical -specific mg/L SA Exposed skin surface area 3,500 cm2 ET Exposure Time 2 hr/day EF Exposure Frequency 20 day/yr ED Exposure Duration 1 years CF Conversion Factor 1000 cm 3 /L BW Body weight 76.1 kg AT Averaging Time 365 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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EPCa = Exposure point concentration
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where: DAD = Dermal absorbed dose (
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33 Human Health Risk Assessment san
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Page 41 and 42: non-carcinogenic effects (µg/L) Ri
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Page 45 and 46: 5 Toxicity Assessment 41 Human Heal
Page 53 and 54: Potential Risks to On-Site Construc
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Page 59 and 60: 7 Uncertainty Analysis 55 Human Hea
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Page 91: DRAFT Table A-9. Dose and Risk Calc
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Human Health Risk Assessment - Raytheon

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