CEA (Certified Environmental Auditor) Exam – Complete
Study Guide
Exam Overview
The Certified Environmental Auditor (CEA) credential is a specialty certification for
professionals conducting environmental compliance and risk audits of operating
facilities, equipment, and procedures. It is recognized by the U.S. Air Force.
Exam Component Details
Bachelor's degree in an environmentally-related discipline (12 years of experience
Education
may substitute)
4 years directly involved with environmental audits of operating facilities and
Work Experience
processes
Exam Format Open-book, 4 hours, multiple choice
Number of
120 (100 scored, 20 trial questions)
Questions
The certification is administered through the National Registry of Environmental
Professionals (NREP).
Core Content Areas
Based on the NREP study guide and exam blueprints, the CEA exam covers the following
domains:
,Domain Key Topics
Definition and purpose, role of auditors, types of
1. Introduction to Environmental Auditing audits (compliance, management system,
performance)
Clean Air Act, Clean Water Act, RCRA, CERCLA,
2. Environmental Regulations & Compliance
OSHA, EPA, state regulations
ISO 14001 (EMS), ISO 19011 (auditing guidelines
3. Regulatory Frameworks & Standards
EPA, OSHA roles
ISO 14001 framework, PDCA cycle, EMS auditing
4. Environmental Management Systems (EMS)
continuous improvement
Audit program development, risk assessment,
5. Audit Planning & Preparation
materiality, selecting auditors, objectivity
Document review, site inspections, interviews,
6. Conducting the Environmental Audit
sampling, data validation
Report structure, non-conformances, corrective
7. Audit Reporting & Follow-Up
actions, action plans
Confidentiality, integrity, objectivity, conflicts of
8. Legal & Ethical Responsibilities
interest
Pollution control technology, waste managemen
9. Environmental Technology
remediation
10. Basic
Environmental fate and transport, toxicology bas
Chemistry/Toxicology/Geology/Hydrogeology
,200+ Practice Questions with Detailed Rationales
Section 1: Introduction to Environmental Auditing (Questions 1-
30)
Question 1
Which type of environmental audit focuses primarily on verifying a company's internal
compliance with its own environmental management system?
A. First-Party audit
B. Second-Party audit
C. Third-Party audit
D. Regulatory audit
Answer: A
Rationale: First-Party (internal) audits are conducted by the organization itself to
assess conformity with its own EMS policies and procedures. Second-party audits are
conducted by customers on suppliers, third-party audits are conducted by independent
certification bodies, and regulatory audits are conducted by government agencies.
Question 2
What is the primary purpose of an environmental audit?
A. To identify cost-saving opportunities
B. To verify compliance with environmental regulations and internal policies
C. To improve public relations
D. To reduce energy consumption
, Answer: B
Rationale: The primary purpose of an environmental audit is to verify compliance with
environmental regulations, permits, and internal policies. While audits may identify
cost-saving opportunities (A) or improve public relations (C), these are secondary
benefits.
Question 3
Which of the following is an example of a compliance audit?
A. Auditing an EMS against ISO 14001 requirements
B. Auditing a facility's compliance with Clean Water Act permit requirements
C. Auditing the sustainability practices of a supply chain
D. Auditing the energy efficiency of a building
Answer: B
Rationale: A compliance audit verifies compliance with regulatory requirements and
permit conditions. Auditing an EMS (A) is a management system audit. Supply chain
audits (C) are second-party audits. Energy audits (D) are a different type of assessment.
Question 4
In ISO 14001, the "Check" phase of the PDCA cycle corresponds to which audit activity?
A. Planning audit scope and criteria
B. Conducting on-site observations and interviews
C. Evaluating audit evidence against criteria and reporting findings
D. Implementing corrective actions
Answer: C
Rationale: The "Check" phase in the PDCA (Plan-Do-Check-Act) cycle involves
monitoring and measuring performance, which in auditing means evaluating evidence
Study Guide
Exam Overview
The Certified Environmental Auditor (CEA) credential is a specialty certification for
professionals conducting environmental compliance and risk audits of operating
facilities, equipment, and procedures. It is recognized by the U.S. Air Force.
Exam Component Details
Bachelor's degree in an environmentally-related discipline (12 years of experience
Education
may substitute)
4 years directly involved with environmental audits of operating facilities and
Work Experience
processes
Exam Format Open-book, 4 hours, multiple choice
Number of
120 (100 scored, 20 trial questions)
Questions
The certification is administered through the National Registry of Environmental
Professionals (NREP).
Core Content Areas
Based on the NREP study guide and exam blueprints, the CEA exam covers the following
domains:
,Domain Key Topics
Definition and purpose, role of auditors, types of
1. Introduction to Environmental Auditing audits (compliance, management system,
performance)
Clean Air Act, Clean Water Act, RCRA, CERCLA,
2. Environmental Regulations & Compliance
OSHA, EPA, state regulations
ISO 14001 (EMS), ISO 19011 (auditing guidelines
3. Regulatory Frameworks & Standards
EPA, OSHA roles
ISO 14001 framework, PDCA cycle, EMS auditing
4. Environmental Management Systems (EMS)
continuous improvement
Audit program development, risk assessment,
5. Audit Planning & Preparation
materiality, selecting auditors, objectivity
Document review, site inspections, interviews,
6. Conducting the Environmental Audit
sampling, data validation
Report structure, non-conformances, corrective
7. Audit Reporting & Follow-Up
actions, action plans
Confidentiality, integrity, objectivity, conflicts of
8. Legal & Ethical Responsibilities
interest
Pollution control technology, waste managemen
9. Environmental Technology
remediation
10. Basic
Environmental fate and transport, toxicology bas
Chemistry/Toxicology/Geology/Hydrogeology
,200+ Practice Questions with Detailed Rationales
Section 1: Introduction to Environmental Auditing (Questions 1-
30)
Question 1
Which type of environmental audit focuses primarily on verifying a company's internal
compliance with its own environmental management system?
A. First-Party audit
B. Second-Party audit
C. Third-Party audit
D. Regulatory audit
Answer: A
Rationale: First-Party (internal) audits are conducted by the organization itself to
assess conformity with its own EMS policies and procedures. Second-party audits are
conducted by customers on suppliers, third-party audits are conducted by independent
certification bodies, and regulatory audits are conducted by government agencies.
Question 2
What is the primary purpose of an environmental audit?
A. To identify cost-saving opportunities
B. To verify compliance with environmental regulations and internal policies
C. To improve public relations
D. To reduce energy consumption
, Answer: B
Rationale: The primary purpose of an environmental audit is to verify compliance with
environmental regulations, permits, and internal policies. While audits may identify
cost-saving opportunities (A) or improve public relations (C), these are secondary
benefits.
Question 3
Which of the following is an example of a compliance audit?
A. Auditing an EMS against ISO 14001 requirements
B. Auditing a facility's compliance with Clean Water Act permit requirements
C. Auditing the sustainability practices of a supply chain
D. Auditing the energy efficiency of a building
Answer: B
Rationale: A compliance audit verifies compliance with regulatory requirements and
permit conditions. Auditing an EMS (A) is a management system audit. Supply chain
audits (C) are second-party audits. Energy audits (D) are a different type of assessment.
Question 4
In ISO 14001, the "Check" phase of the PDCA cycle corresponds to which audit activity?
A. Planning audit scope and criteria
B. Conducting on-site observations and interviews
C. Evaluating audit evidence against criteria and reporting findings
D. Implementing corrective actions
Answer: C
Rationale: The "Check" phase in the PDCA (Plan-Do-Check-Act) cycle involves
monitoring and measuring performance, which in auditing means evaluating evidence
