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t'KUI I • urouna LerO Fina 1 y51 5 rMUN= IVU. • ZUJ 0,)0 'J=2 ) LEC. VJ4 GU0,3 1G•47r1'I ro <br /> TABLE 4 <br /> LEAD RISK EVALUATION <br /> Marina West Marine Services, Stockton, CA <br /> LEAD RISK ASSESSMENT SPREADSHEET <br /> CALIFORNIA DEPARTMENT OF TOXIC SUBSTANCES CONTROL <br /> MARINA WEST MARINE SERVICES, STOCKTON, CA <br /> USER'S GUIDE to version 7 <br /> INPUT OUTPUT <br /> MEDIUM LEVEL Percentile Estimate of Blood Pb (Ug/dl) PRG-99 PRG-95 <br /> Lead in Air(ug/m) 0.028 50th 90th 95th 98th 99th (ug/g) tug/g <br /> Leau,n o, u ug g z . <br /> BLOOD Pb,ADULT 676 1063 <br /> Lead in a erug - -Tk • <br /> , OR � l~i � :: .: r° r 247 <br /> % Home-grown Produc ° �3 : 'fr; ' £f 159 <br /> :a ,.:� <br /> ug m BLOOD Pb, OCCUPATIO - 3475 ` 5464 <br /> EXPOSURE PARAMETERS PATHWAYS <br /> units adults children ADULTS Residential Occupational <br /> Days per week days/wk 7 Pathcontribution Pathcontribution <br /> Days per week, occupational S Pathway PEF ug/dl percent PEF ug/dI percent <br /> Geometric Standard Deviation 1.6 Soil Contact 3.8E-5 0.00 0% 1.4E-5 0.00 0% <br /> Blood lead level of concern (ug/dl 10 Soil Ingestion 8.8E-4 0.06 5% 6.3E-4 0.05 4% <br /> Skin area, residential cm 5700 2900 Inhalation, bkgrnd 0.05 3% 0.03 3% <br /> Skin area occupational cm. 2900 Inhalation 2.5E-6 0.00 0% 1.8E-6 0.00 0% <br /> Soil adherence ug cm- 70 200 Water Ingestion 0.84 62% 0,84 73% <br /> Dermal uptake constant(ug/dl)/(ug/d 0,0001 Food Ingestion, bkgrnd 0.22 16% 0.23 20% <br /> Soil Ingestion mg/day 50 100 Food Ingestion 2.4E-3 0.17 13% 0% <br /> Soil ingestion, pica mg/day 200 <br /> Ingestion constant (ug/dly(ugid 0.04 0.16 CHILDREN typical with pica <br /> Bioavailabillty unitless 0.44 Path ay contribution Pathcontribution <br /> Breathing rate m-tday 20 6.8 Pathway PEF ug/dI percent PEF ug/dl percent <br /> Inhalation constant (ug/diy(ug/d 0.08 0.19 Soil Contact 5.6E-5 0.00 0% 0.00 0% <br /> Water ingestion I/day 1.4 0.4 Soil Ingestion 7.0E-3 0.51 21% 1.4E-2 1.03 350/76- <br /> I <br /> Food ingestion kg/day 1.9 1.1 Inhalation 2.0E-6 0.00 0% 0.00 0% <br /> Lead in market basket ug/kg 3.1 Inhalation, bkgrnd 0.04 2% 0.04 1% <br /> Lead in home-grown produce I ug/kg 32.9 Water Ingestion 0.96 40% 0.96 33% <br /> Food Ingestion, bkgrnd 0.50 21% 0.50 17% <br /> Click here for REFERENCES Food Ingestion 5,5E-3 0,40 17% 0.40 14% <br />