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TABLE 19. LEAD RISK ASSESSMENT RESULTS <br /> SOUTH SHORE PARCELS <br /> CITY OF STOCKTON HOUSING AND REDEVELOPMENT AGENCY <br /> STOCKTON,CALIFORNIA <br /> LEAD RISK ASSESSMENT SPREADSHEET <br /> CALIFORNIA DEPARTMENT OF TOXIC SUBSTANCES CONTROL <br /> INPUT OUTPUT <br /> MEDIUM LEVEL percentiles PRG-99 PRG-95 <br /> LEAD IN AIR u /m^3 0.01 50th 90th 95th 98th 99th u / ) (ug/9) <br /> LEAD IN SOIL(u 485.5 BLOOD Pb,ADULT(u dl) 1.5 2.4 2.7 3.1 3.5 4518.0 6203.6 <br /> LEAD IN WATER(ug/1) 5 BLOOD Pb,CHILD (ug/dl 4.4 6.9 7.9 9.1 10.0 485.5 779.3 <br /> PLANT UPTAKE?1=YES 0=N0 0 BLOOD Pb,PICA CHILD /dl) 29.5 46.3 52.5 60.7 66.9 35.8 57.4 <br /> RESPIRABLE DUST(ug/m^3) 50 BLOOD Pb.INDUSTRIAL Waldh 1.5 Z. 2.6 3.0 3.3 5486.3 7530.3 <br /> 1 EXPOSURE PARAMETERS <br /> residential industrial <br /> units adults children children adults <br /> General with pica <br /> Das Per week- days/wk 7 7 7 5 <br /> Dermal Contact <br /> Skin area cm^2 3700 2800 2800 5800 <br /> Soil adherence cm^2 0.5 0.5 0.5 0.5 <br /> Route-specific constant u/dl /da 0.00011 0.00011 0.00011 0.00011 <br /> Soil inestion <br /> Soil in estion Midai 25 55 790 1 25 <br /> Route-specific constant /dl u/da 0.0176 0.0704 0.0704 1 0.0176 <br /> Inhalation <br /> Breathin rate mA3/dav 20 10 10 20 <br /> Route-specific constant /dl/ Id-1 I 0.082 0.192 0.192 0.082 <br /> Water in estion <br /> Water in estion I/da 1.4 0.4 <br /> Route-specific constant dl /da 0.04 0.16 0.16 0.04 <br /> Food ingestion <br /> Food in estion 1,/d,y 2.2 1.3 1.3 2.2 <br /> Route-specific constant /dl /da 0.04 0.16 0.16 0.04 <br /> Dietary concentration ug/kg 10.0 10.0 10.0 10.0 <br /> Lead in produce uqlkg u /kg10.0 10.0 10.0 <br /> PATHWAYS,ADULTS <br /> Residential Industrial <br /> Blood Pb percent Blood Pb percent Concentration <br /> Pathway u /dl of total ug/dl of total in medium <br /> SOIL CONTACT: 0.09 6% 0.11 7% 1 486 u / <br /> SOIL INGESTION: 0.21 141/6 0.15 10% 486 u / <br /> INHALATION: 0.06 4% 0.04 3% 0.03 u /m^3 <br /> WATER INGESTION: 0.28 18% 0.28 19% 5 u /I <br /> FOOD INGESTION: 0.88 58"/0 I 0.88 60% 10.0 u2Pb/kcidiet <br /> ! PATHWAYS,CHILDREN <br /> Tvpical wiiof�to�tal <br /> Blood Pb percent Blood Pb concentration <br /> Pathway u /dl of total ug/dl in medium <br /> SOIL CONTACT: 0.07 2% 0.07 U% 486 u / <br /> SOIL INGESTION: 1.88 43% 27.00 91-% 486 u / <br /> INHALATION: 0.07 1% 0.07 0% 0.03 ug/m^3 <br /> WATER INGESTION: 0.32 Z% 0.32 1% 5 u /I <br /> FOOD INGESTION: 2.08 47% 2.08 7% 10.0 u Pb/k diet <br /> 1 <br /> SOMA 99-2218 Pagc 1 of 1 12/10/99 <br />