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EPA Lead Risk Assessor Cert Exam Guide 2024.

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EPA Lead Risk Assessor Cert Exam Guide ug/ft2 - ANSWER microgram per foot square (dust sampling) mg/cm2 - ANSWER milligrams per centimeter squared (XRF) ug/dL - ANSWER microgram per deci-liter ug/m3 - ANSWER microgram per deci-liter (quantity in blood) 1% - ANSWER 10,000 ppm Allowed quantity of lead in dry surface paint when testing with XRF. - ANSWER 1.0 mg/cm2 Allowed quantity of lead in dry surface paint when testing with paint chip - ANSWER 5000 ppm Allowed quantity of lead in dry surface paint by weight - ANSWER .5% = 5000ppm Lead Quantities for Dust Clearance from floors/carpet - ANSWER 40 ug/ft2 Lead Quantities for Dust Clearance from furniture - ANSWER 40 ug/ft2 Lead Quantities for Dust Clearance from window sills - ANSWER 250 ug/ft2 Lead Quantities for Dust Clearance from window wells - ANSWER 400 ug/ft2 Lead Quantities for Dust Clearance from outside concrete - ANSWER 800 ug/ft2 Lead Quantities for Soil Clearance in contact areas - ANSWER 400 ppm Lead Quantities for Soil Clearance in non-contact areas - ANSWER 1200 ppm Allowable lead quantity in water - ANSWER 15 ppb/liter, or 15 mgL Lead blood level of concern for children - ANSWER 5 ug/dL NIOSH Lead blood level of concern - ANSWER 25 ug/dL


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