ARCHIVED REPORTS_SITE CHARACTERIZATION REPORT 1999

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TABLE D-5.AREA 16, MULTIMEDIA PATHWAY EVALUATION FOR INDOOR AND OUTDOOR SOIL EXPOSURE RESIDENTIAL SCENARIO NORTH SHORE PROPERTIES CITY OF STOCKTON HOUSING AND REDEVELOPMENT AGENCY STOCKTON,CALIFORNIA Acronyin Units Value X lens All Cheudcals of Concern Exposure Parameters: Soil Concentration Cs mg/kg Chem-Spa 3.33E+00 -- Exposure Point Air Concentration from Soil' C., , nigirw Chern-Spec 1.18E-03 -- Ingestion Rate-Child Ch Ging/day 200 Ingestion Rate-Adult Ad ING& rmr/day 100 Ingestion Conversion Factor CF kg/mg 1.00E-06 Inhalation Rate-Child Ch Ire m'/day 15 -- -- Inhalation Rate-Adult Ad IR, in/day 20 -- - Skin Surface Area-Child SAc emz 2000 n Skin Surface Area-Adult SAB emz 5800 Soil Adherence Factor-Child AF, rn6/cn'z 0.3 Soil Adherence Factor-Adult AFA ug/cmz 0.08 -- Dermal Absorption Factor ABS Unitless ChrnrSpec I.00E-02 - Dermal Conversion Factor CF kg/mg 1.00E-06 Exposure Frequency-Child Ch EF dayslyear 350 Exposure Frequency-Adult Ad EF days/yesr 350 Exposure Duration-Child Ch ED years 6 - - Exposure Duration-Adult Ad ED years 24 - - BodyWeight-Child Ch BW kg IS - - Body Weight-Adult Ad BW kg 70 Averaging Time-Noncarcinogenic-Child Ch AtM days 2190 Averaging Time-Noncarcinogmic-Adult Ad At,,,. days 8760 Averaging Time-Carcinogenic At.- days 25550 - - ' Chronic Daily Intakes: - Inhalation-Noncarcinogrnic-Child Ch IHL CDI„ mg/kg-day Chero-Spa 1.13E-03 Ingestion-Nonarcinogenic-Child Ch ING CDS mm mg/kg-day CheSpec 4.26E-05 Dmlml-Nonaminogenic-Child Ch DER CDI. mm mg/kg-day CheSpec 1.28E-06 Inhalation-Noncarcinogenic-Adult Ad IHL CDInc mg/kg-day Chero-Spec 3.23E-04 - Ingestion-Nonarcinogenic-Adult Ad ING CDInc mg/kg-day Chcm-Spec 4.56E-06 - Dermal-Noaarcinogenic-Adult Ad DER CDInc nwjkg-day Clu r-Spx 2.12E-07 Inhalation-Carcinogenic-Child Ch IHL CDIc ngf kg-day Chem-Spa 9.68E-05 Inhalation-Carcinogenic-Adult Ad BIL CDIe n gfkg-day Chen-Spec 1.11 E-04 - Inhalation-Carcinogenic-Resident Res HIL CDIe mg/kg-day Chern-Spec 2.07E-04 - Ingestion-Carcinogenic-Child Ch ING CDIe nig/kg-day Chern-Spec 3.65E-06 - Ingestion-Carcinogenic-Adult Ad ENG CDic mg/kg-day Chem-Spa 1.56E-06 Ingestion-Carcinogenic-Resident Res Ing CDIe mg/kg-day Che r Spx 5.21E-06 Denial-Carcinogenic-Child Ch DER CDIe niVkg-day Cherno-Spec 1.09E-07 - ' Derrml-Carcinogenic.Adult Ad DER CDIe mg/kg-day Chino-Spec 7.25E-08 - Dernuil Carcinogenic-Resident Res Der CDIe -da Chem-S 1.82E-01 Toxicity Criteria: Verified Reference Dose-IHL RfD•Inh mg/kg-day Chmr•Spa 2.00E-01 Verified Reference Dose-MG RfD-Ing mg/kg-day Ch—Spec 2.011E+00 - Verified Reference Dose-DER' RfD-Der mg/kg-day Chero-Spix: 2.00E-02 - Cancer Slope Factor-IHL CSF-Inh (mWkR-0ay)-1 Cherti Sw NC - Cancer Slope Factor-ING CSF-Ing (rrrg/kg-day)" Cheri-Spec NC Cancer Slope Factor-DER' CSF-Der (neift-daW Chem-Spec NC Nomaxinogrnic Hazards: Hazard Quotients-Child-IHL Ch HQ-Ihl unitlas Chem-Spa 5.65E-03 5.65E-03 Hazard Quotients-Child-Ing Ch HQ-Ing unitlas Chem-Spa 2.13E-05 2.13E-05 Hazard Quotients-Child-Der Ch HQ-Der unitlas Chen-Spec 6.38E-05 6.38E-05 Haaard Index-Child Ch HI unitless 5.73E-03 Hazard Quotients-Adult-IHL Ad HQ-Ihl unitlas Chem-Sp. 1.61E-03 1.61E.03 Hazard Quotients-Adult-Ing Ad HQ-Ing unitlas Chen Spa 2.28E-06 2.28E-06 Hazard Quotients-Adult-Der Ad HQ-Der unitless Cheto-Spix: 1.06E-05 1.06E-05 Hazard Index-Adult Ad HI unitlas 1.63E-03 Carcinogenic Risks: Risk-Resident-IHL RISK-IHL unitlas Clic—Spec NC 0.00E+00 Risk-Resident-ING RISK-ING unitless Chem-Spec NC 0.011E+00 Risk-Resident-DER RISK-DER unitlas Chem-Spec NC 0.00E+00 ' I Total Risk Total RISK unitlas - 0.00E+00 Indoor air concentration calculated by multiplying volatilization factor by chendal concentration in soil divided by soil misture(26 percent) 'Dcrnial reference dose and anter potency factor calculated by dividing respective oral CSF by dertrel absorption factor and multiplying the oral RID by the dermal absorption factor(ABS)(U.S.EPA.199 1) NC Not considered to be carcinogenic Chem-Spa Chemical-specific pararneter value. kg Kilogram. m/day Cubic meters per day. mg/m' Milligrams per cubic meter. n*tkg-day Milligrams per kilogram-day. ' (npJkg-day)' Reciprocal indligrarrs per kilograrrday. kg/mg Kilograms per milligrams rp/cm' milligrams per square centimeter erg' square centimeter -NIA9912I11 Peg.l or 1 12,999