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Free Maryland RCRA Practice Test Online

Official exam: EPA RCRA Hazardous Waste Generator (MD)

Take a free Maryland RCRA practice test online: a full 30-question paper with every answer explained, no sign-up, scored by topic. The full 30-question bank and the timed simulator are $14.99 for 30 days.

First published: September 2, 2026Bank updated: September 2, 2026Published by CertQuestUSA · review process
TL;DR

EPA RCRA Hazardous Waste Generator (MD): a 30-question practice bank for the real EPA Environmental standard, 3 full papers of 30 questions each with no repeats, every question written to the regulation it comes from.

Where these questions come from

Every question in this bank cites a source -- primarily 40 CFR (70%) and COMAR (20%) of this exam's citations.

Take a full practice test free. 30 real questions built to the exam's domain weights, every answer explained, no sign-up required, with a domain-by-domain score at the end.
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3
full papers, no repeats
30
questions per paper
30
questions in the bank
What this exam covers
5 real sample questions
Under 40 CFR 262.17, an LQG may accumulate hazardous waste onsite without a permit for how long, absent an extension?
A. 30 days
B. 90 days
C. 180 days
D. 1 year
Show answer and reasoning

Correct answer: B. 90 days

Correct. Under 40 CFR 262.17, an LQG may accumulate hazardous waste onsite for up to 90 days without triggering permitting requirements, absent an extension.

  • A: 30 days understates the federal LQG accumulation time limit.
  • C: 180 days is the SQG accumulation limit, not the LQG limit.
  • D: 1 year overstates the LQG accumulation time limit.
Source: 40 CFR 262.17
Under 40 CFR 262.16, an SQG may generally accumulate hazardous waste onsite for how long before becoming subject to full permitting requirements?
A. 60 days
B. 90 days
C. 180 days
D. 365 days
Show answer and reasoning

Correct answer: C. 180 days

Correct. Under 40 CFR 262.16, an SQG may generally accumulate hazardous waste onsite for up to 180 days.

  • A: 60 days understates the SQG accumulation time limit.
  • B: 90 days is the LQG limit, not the SQG limit.
  • D: 365 days overstates the SQG accumulation time limit.
Source: 40 CFR 262.16
Which Maryland agency administers the state's hazardous waste program under COMAR Title 26, Subtitle 13?
A. Maryland Department of Labor
B. Maryland Department of the Environment (MDE)
C. Maryland Department of Agriculture
D. Maryland Department of Natural Resources
Show answer and reasoning

Correct answer: B. Maryland Department of the Environment (MDE)

Correct. MDE administers Maryland's hazardous waste program under COMAR Title 26, Subtitle 13.

  • A: The Department of Labor does not administer Maryland's hazardous waste program.
  • C: The Department of Agriculture administers pesticide regulation, not hazardous waste.
  • D: The Department of Natural Resources does not administer the hazardous waste generator program.
Source: COMAR Title 26, Subtitle 13
Maryland implements the federal RCRA Subtitle C hazardous waste program through which COMAR title and subtitle?
A. COMAR Title 09, Subtitle 11
B. COMAR Title 26, Subtitle 13
C. COMAR Title 15, Subtitle 05
D. COMAR Title 20, Subtitle 70
Show answer and reasoning

Correct answer: B. COMAR Title 26, Subtitle 13

Correct. Maryland's hazardous waste (Controlled Hazardous Substances) program is codified at COMAR Title 26, Subtitle 13.

  • A: COMAR Title 09, Subtitle 11 covers real estate licensing, not hazardous waste.
  • C: COMAR Title 15, Subtitle 05 covers pesticide use control, not hazardous waste.
  • D: COMAR Title 20, Subtitle 70 is not Maryland's hazardous waste generator program.
Source: COMAR Title 26, Subtitle 13
Under COMAR 26.13.03.02, whose obligation is it to determine whether a solid waste generated at a facility is a hazardous waste?
A. The waste hauler's
B. The disposal facility's
C. The generator's
D. MDE's, upon request only
Show answer and reasoning

Correct answer: C. The generator's

Correct. COMAR 26.13.03.02 places the hazardous waste determination obligation on the generator of the waste.

  • A: The hauler's role is transport, not making the hazardous waste determination.
  • B: The disposal facility does not bear the initial determination obligation; that falls on the generator.
  • D: MDE does not make case-by-case determinations for each generator; the obligation rests with the generator.
Source: COMAR 26.13.03.02
Same exam, other states
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Real-world data for this exam
Hazardous Materials Removal Workers: real median wage (MD)May 2025$48,640/yr

Frequently asked questions

Where can I take a free Maryland RCRA practice test online?
Right here. CertQuestUSA's free Maryland RCRA practice test online is a full 30-question practice paper built to the real exam's domain weights, with every answer explained, with no sign-up and no credit card, and shows your score by topic at the end. The full 30-question bank, with every answer explained and cited to the regulation it comes from, is $14.99 for a 30-day pass that never renews.
How many questions are on the CertQuestUSA EPA RCRA Hazardous Waste Generator (MD) practice test?
30 questions total, split into 3 full papers of 30 each with no repeats across papers.
What topics does the EPA RCRA Hazardous Waste Generator (MD) test cover?
12 domains, with the heaviest weight on Generator Categories (27%), Accumulation Time Limits (13%), and Regulatory Framework (13%).
Where do CertQuestUSA's EPA RCRA Hazardous Waste Generator (MD) questions come from?
Primarily 40 CFR (70%) and COMAR (20%) of this bank's citations -- computed directly from this exam's own question sources, not a generic description.
Is there a free EPA RCRA Hazardous Waste Generator (MD) practice test?
Yes -- one full 30-question practice paper built to the exam's domain weights, free with no sign-up, with every answer explained and a domain-by-domain score at the end.
Need the certificate itself, not just the practice?
This page is a practice test. Certified Training USA, our sister site, sells the RCRA Hazardous Waste Generator Training course with a certificate of completion.
See the course
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