DEQ Hazardous Materials and Chemical Regulations 2

Question 1

What is the Toxics Release Inventory (TRI) and which federal law requires it?

Accepted Answer

An annual public report of toxic chemical releases to the environment, required by EPCRA Section 313

Answer

The TRI is an annual public reporting program under EPCRA Section 313 that requires certain industries to report their releases and transfers of listed toxic chemicals to the environment.

Question 2

Under DEQ hazardous materials regulations, what does 'land disposal restrictions' (LDR) mean?

Accepted Answer

Requirements that hazardous wastes meet specific treatment standards before being disposed of in land-based units

Answer

LDRs under RCRA prohibit land disposal of hazardous wastes unless they first meet EPA-established treatment standards designed to reduce toxicity and mobility.

Question 3

Which generator category under RCRA has the most stringent requirements for storage time limits and waste management?

Accepted Answer

Large quantity generator (LQG)

Answer

Large quantity generators (LQGs), those generating 1,000 kg or more of hazardous waste per month, face the strictest RCRA requirements including 90-day storage limits and full manifest requirements.

Question 4

What is the purpose of a hazardous waste manifest under RCRA?

Accepted Answer

To track hazardous waste shipments from the generator through transportation to the final disposal site

Answer

The hazardous waste manifest is a tracking document that accompanies waste shipments, ensuring accountability from the point of generation to final disposal.

Question 5

Under CERCLA (Superfund), who can be held liable for cleanup costs at a contaminated site?

Accepted Answer

Any potentially responsible party including current owners, past owners, generators, and transporters

Answer

CERCLA imposes broad, joint and several, and retroactive liability on potentially responsible parties (PRPs), including current and past owners, operators, generators, and transporters of hazardous substances.

DEQ - Department of Environmental Quality Practice Test

DEQ - Department of Environmental Quality Practice Test

DEQ Hazardous Materials and Chemical Regulations 2