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EPA LEAD RISK ASSESSOR EXAM
STUDY GUIDE
LATEST;QUESTIONS AND
ANSWERS FULLY SOLVED 100%.
Question : Would a child with consecutive blood lead
tests of 17 ug/dl, 9 ug/dl, and 16 ug/dl be considered to be lead poisoned?
Correct answer: No, the elevated blood levels of 17ug/dL
and 16ug/dL were not consecutive
Question : Water sampling as part of a Risk Assessment
is:
Mandatory, Optional, or Never included?
Correct answer: Optional
Question : What is the OSHA Action Level for lead?
Correct answer: 30 ug/m3
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Question : What is the EPA Soil lead hazard in general
yard area?
Correct answer: 1,200 ppm
Question : XRF analysis is the most common method for
determining LBP
Correct answer: True
Question : XRF analysis is the most common method for
determining lead hazards
Correct answer: False, XRF is most commonly used to
determine LBP but not hazards
Question : How many dust samples are usually taken for a
Risk Assessment?
Correct answer: 13
Question : T/F: Interior wall has >3 ft2 of deteriorated paint. This is classified as fair condition.
Correct answer: False. (>2 ft2 is poor condition)
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Question : T/F: 8% of a window sill in the living room is deteriorated. This is classified as poor condition.
Correct answer: False. (<10% is fair condition for
components)
Question : T/F: Soil covered in dense grass and vegetation can be a lead based hazard?
Correct answer: False, only bare soil is required to be
sampled
Question : T/F: Dust lead levels are the weakest predictor of children's BLL compared to other variables.
Correct answer: False, dust is the strongest predictor for
child blood lead level
Question : If a dust wipe has a recovery rate of 65% is it
acceptable to use?
Correct answer: No, the acceptable recovery rate is 80% -
120%
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Question : What tool is best to be used for soil sampling?
- A knife
- Tweezers/forceps
- A centrifuge tube
- Gloved hands
Correct answer: C. A centrifuge tube (coring)
Question : What is the most likely source of lead being
brought into the home?
- Parents are landscapers
- Battery shop across the street
- Father has a model airplane making hobby
- Mother is an airplane pilot
