SWANA Cheat Sheet 2026

The 30 highest-yield SWANA facts, distilled from real exam questions. Print it, save it as a PDF, or study it here — free, no sign-up.

1. In Solid Waste Association of North America, which type of safety inspection involves a comprehensive review of all workplace areas? → General inspection covering all areas and conditions
2. What is the relationship between theory and practice in Solid Waste Association of North America regulatory framework? → Theory provides the foundation and framework that guides effective practical application
3. What is the primary purpose of a knockout pot (condensate trap) installed in an LFG collection system? → Remove moisture and liquid condensate from the gas stream
4. What is a best practice in Solid Waste Association of North America landfill operations? → A method or technique recognized as superior based on evidence and expert consensus
5. Which of the following best describes the hierarchy of controls in safety management for Solid Waste Association of North America? → Elimination, substitution, engineering controls, administrative controls, PPE
6. EPA's NSPS for MSW landfills (40 CFR Part 60, Subpart XXX) requires GCCS to reduce NMOC emissions to what minimum destruction efficiency? → 98%
7. In Solid Waste Association of North America, what role does an audit serve in regulatory compliance? → To systematically examine and verify compliance with regulations and standards
8. Through regulation, reducing, reusing, recycling, recovering, rethinking, and renovation we could have zero pollution and avoid landfills, and incineration. → The 7 Rs Golden Rule
9. During LFG wellfield monitoring, elevated nitrogen or oxygen concentrations measured in extracted gas typically indicate what condition? → Air intrusion into the gas collection system or waste mass
10. Off-site LFG migration from a landfill into adjacent buildings or structures poses what primary safety hazard? → Methane accumulation creating an explosion and fire risk in enclosed spaces
11. What is the relationship between theory and practice in Solid Waste Association of North America composting operations? → Theory provides the foundation and framework that guides effective practical application
12. Which instrument is most commonly used to directly measure gas flow rate at LFG wellheads or in collection headers? → Orifice plate or thermal mass flowmeter
13. Which trace gas in landfill gas is primarily responsible for odor complaints at and near landfill facilities? → Hydrogen sulfide
14. In an active LFG collection system, what is the primary function of the blower/vacuum pump unit? → Create negative pressure to draw gas from extraction wells
15. What is the primary objective of composting operations in Solid Waste Association of North America? → To ensure competence and proficiency in core composting operations concepts
16. What is "bioremediation" in Solid Waste Association of North America environmental management? → Using living organisms to break down or neutralize environmental contaminants
17. What is the purpose of a compliance training program in Solid Waste Association of North America? → To educate personnel about applicable regulations and their responsibilities
18. What is the purpose of environmental monitoring in Solid Waste Association of North America? → To systematically track environmental conditions and detect changes over time
19. In Solid Waste Association of North America, why is composting operations knowledge important for professional certification? → It demonstrates competence and ensures practitioners meet established standards
20. What is "bioremediation" in Solid Waste Association of North America environmental management? → Using living organisms to break down or neutralize environmental contaminants
21. Which EPA voluntary program assists landfill owners and operators in developing LFG energy projects by providing technical and financial guidance? → Landfill Methane Outreach Program (LMOP)
22. What is a best practice in Solid Waste Association of North America transfer stations? → A method or technique recognized as superior based on evidence and expert consensus
23. Which approach is most effective for mastering landfill operations in Solid Waste Association of North America? → Combining theoretical study with practical application and regular review
24. Which component of waste is typically targeted for energy recovery in Waste-to-Energy facilities? → Organic matter
25. What is the relationship between theory and practice in Solid Waste Association of North America landfill operations? → Theory provides the foundation and framework that guides effective practical application
26. Which organization plays a key role in promoting sustainable waste management practices, including Waste-to-Energy? → SWANA (Solid Waste Association of North America)
27. What pipe material is most commonly used in the construction of vertical LFG extraction wells? → High-density polyethylene (HDPE) pipe
28. What is Waste-to-Energy (WtE) technology primarily used for? → Generating electricity from municipal solid waste
29. What does the term "root cause analysis" refer to in safety management within Solid Waste Association of North America? → A systematic method to identify the underlying reasons for an incident
30. In Solid Waste Association of North America, what role does continuing education play in regulatory framework? → To keep professionals current with evolving standards, technologies, and best practices