Environmental Protection Agency (EPA) Lead Risk Assessor Practice Exam

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What is the HUD required lead level for soil abatement?

  1. Less than 10 ppb

  2. Greater than 15 ppb

  3. Equal to 20 ppb

  4. Above 25 ppb

The correct answer is: Greater than 15 ppb

The correct understanding of the required lead level for soil abatement is that it is set at a threshold greater than 15 parts per billion (ppb). This guideline is a part of the efforts to minimize lead exposure in residential and child-use areas, particularly for environments where children may play and come into contact with soil. This standard reflects a recognition of the risks posed by lead contamination in soil, which can originate from various sources, including deteriorating lead-based paint, past use of leaded gasoline, and industrial activities. By establishing a threshold greater than 15 ppb, regulations aim to ensure that soil levels deemed unsafe are addressed through abatement measures. This helps to protect vulnerable populations, particularly children, who are highly susceptible to the adverse health effects of lead exposure. The other lead levels mentioned do not align with the HUD regulations for soil abatement and are therefore not applicable to the requirements for lead remediation in residential settings.