Environmental Compliance Inspector Environmental Compliance Inspector Environmental Hazards & Risk Assessment 2

Question 1

Under CERCLA, which federal agency maintains the National Priorities List (NPL) for contaminated sites requiring long-term remediation?

Accepted Answer

U.S. EPA

Answer

OSHA

Answer

Department of the Interior

Answer

Army Corps of Engineers

Question 2

During a Phase II Environmental Site Assessment, what is the primary purpose of collecting subsurface soil and groundwater samples?

Accepted Answer

To confirm or deny the presence of contaminants identified as potential concerns in Phase I

Answer

To satisfy local zoning requirements

Answer

To determine the property's market value

Answer

To create a topographic survey of the site

Question 3

Which exposure pathway would an environmental compliance inspector prioritize when assessing risk at a site with volatile organic compounds (VOCs) in shallow groundwater beneath an occupied building?

Accepted Answer

Vapor intrusion into indoor air

Answer

Direct contact with surface water

Answer

Ingestion of contaminated sediment

Answer

Dermal contact with outdoor soil

Question 4

What does the term 'de minimis' risk level typically represent in an EPA human health risk assessment?

Accepted Answer

A cancer risk of 1 in 1,000,000 or less

Answer

A cancer risk of 1 in 100

Answer

A hazard quotient greater than 10

Answer

Any detectable concentration of a contaminant

Question 5

When conducting a risk assessment at a brownfield site, which receptor population typically drives the most conservative cleanup standards?

Accepted Answer

Future residential child occupants

Answer

Current adult industrial workers

Answer

Transient construction workers

Answer

Adjacent commercial property tenants

Question 6

An inspector discovers improperly stored drums of hazardous waste at a facility that lacks a RCRA permit. Under which regulatory framework would enforcement action most likely be initiated?

Accepted Answer

Resource Conservation and Recovery Act (RCRA) Subtitle C

Answer

Clean Water Act Section 402

Answer

Safe Drinking Water Act

Answer

Toxic Substances Control Act (TSCA)