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TABLE 14 <br /> NON-CANCER TOXICITY DATA-INHALATION <br /> SOUTH SHORE PARCELS <br /> CITY OF STOCKTON HOUSING AND REDEVELOPMENT AGENCY <br /> Chemical <br /> of Potential Inhalation Sources of Date <br /> 6 <br /> Concern' RfD Units RfD <br /> li <br /> pyrene 3 OE 02 mg/kg-day IRIS Jul-93 <br /> Notes: <br /> a Includes all chemicals of potential concern at the North Shore Properties <br /> b RfDs from IRIS(EPA 1998b),BEAST(EPA 1997a),NCEA(as provided in EPA 1998b),and Cal/EPA(1997). <br /> C RID listed by EPA(1998),but reportedly withdrawn from IRIS or BEAST. <br /> d RID for cymene;conservative surrogate for 4-isopropyl toluene but is likely to be more toxic(Risk Assessment Hotline telephone conversation with R.McCartney,11-29- <br /> 99). <br /> e RtD for naphthalene <br /> f RfD for fluorene <br /> ATES Air Toxicology and Epidemiology Section,Office of Environmental Health Hazard Assessment,California Environmental Protection Agency <br /> ATSDR Agency for Toxic Substances and Disease Registry <br /> Cal EPA California Environmental Protection Agency <br /> N/A Not applicable <br /> Not available <br /> R Route-to-route extrapolation. Indicates that the oral RID was used to assess inhalation exposures in the absence of an inhalation RfD. <br /> mg/kg-day Milligrams per kilogram per day <br /> NCEA National Center for Environmental Assessment(Superfund Technical Support Center) <br /> RID Reference dose <br /> EPA-9 U.S.Environmental Protection Agency,Region 9 <br /> BEAST Health Effects Assessment Summary Tables <br /> IRIS Integrated Risk Information System <br /> Page 3 of J 12/10/99 <br /> SOMA 992218 <br />