Epa Core Knowledge Hazardous Waste Management 3

Question 1

The Land Disposal Restrictions (LDR) program under RCRA requires hazardous waste to be treated to what standard before land disposal?

Accepted Answer

Best Demonstrated Available Technology (BDAT)

Answer

LDR treatment standards are based on BDAT, which reflects the best performing treatment technologies that have been demonstrated to work in practice.

Question 2

Which RCRA subtitle governs hazardous waste management and establishes permitting requirements for TSDFs?

Accepted Answer

Subtitle C

Answer

RCRA Subtitle C establishes the regulatory framework for hazardous waste management, including permitting requirements for TSDFs that treat, store, or dispose of hazardous waste.

Question 3

Which disposal method for hazardous waste is acceptable under RCRA Subtitle C?

Accepted Answer

Hazardous waste landfills with engineered liner systems

Answer

RCRA-permitted hazardous waste landfills with engineered liner systems, leachate collection, and groundwater monitoring are the acceptable land disposal option for hazardous waste.

Question 4

What is the primary purpose of the 'corrective action' requirement under RCRA?

Accepted Answer

To require cleanup of releases of hazardous waste or constituents at or from TSDFs

Answer

RCRA corrective action requires TSDFs to investigate and remediate releases of hazardous waste or constituents at or from their facilities, addressing existing contamination.

Question 5

Bioremediation used in hazardous waste treatment works primarily by:

Accepted Answer

Using microorganisms to break down or detoxify contaminants

Answer

Bioremediation leverages naturally occurring or engineered microorganisms to metabolize and break down organic contaminants into less harmful byproducts.

Epa Core Knowledge Practice Test

Epa Core Knowledge Practice Test

Epa Core Knowledge Hazardous Waste Management 3