CPWM Hazardous Waste Management 5

Question 1

Under RCRA, which waste management activity is considered 'recycling' and may exempt material from hazardous waste regulation?

Accepted Answer

Burning for energy recovery in a cement kiln under applicable standards

Answer

Burning hazardous waste for energy recovery in a permitted industrial furnace or boiler can qualify as recycling under specific RCRA conditions.

Question 2

What is the 'mixture rule' under 40 CFR 261.3(a)(2)(iv) in the context of RCRA hazardous waste?

Accepted Answer

Any mixture of listed hazardous waste with solid waste remains a listed hazardous waste

Answer

The mixture rule states that any mixture containing a listed hazardous waste retains its listed status regardless of dilution.

Question 3

A hazardous waste storage tank at a TSDF fails a weekly inspection. What is the required immediate action under 40 CFR Part 264 Subpart J?

Accepted Answer

Remove the waste, assess the problem, and repair or replace the tank before returning it to service

Answer

Upon detecting a tank system failure, the TSDF must remove waste and inspect the tank; repairs must be completed before the system is returned to service.

Question 4

Which of the following is an example of a 'K-listed' hazardous waste?

Accepted Answer

Wastewater treatment sludge from electroplating operations

Answer

K-listed wastes are source-specific, such as K062 (spent pickle liquor and sludges from electroplating), generated by particular industries.

Question 5

Under the Emergency Planning and Community Right-to-Know Act (EPCRA), what triggers a facility's obligation to notify the Local Emergency Planning Committee (LEPC)?

Accepted Answer

Having an Extremely Hazardous Substance at or above its Threshold Planning Quantity

Answer

EPCRA Section 302 requires facilities to notify the LEPC when an Extremely Hazardous Substance is present at or above its Threshold Planning Quantity.

(CPWM) Certified Professional in Waste Management Practice Test

(CPWM) Certified Professional in Waste Management Practice Test

CPWM Hazardous Waste Management 5