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Never audit alone--the case for audit teams.

¹U.S. Environmental Protection Agency, Office of Research and Development, National Risk Management Research Laboratory, Air Pollution Prevention and Control Division, Technical Services Branch, Research Triangle Park, North Carolina, USA.

Quality Assurance (San Diego, Calif.)

|March 15, 2001

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Sending multiple auditors for on-site quality assurance (QA) audits enhances safety and efficiency. This approach ensures comprehensive skill coverage and provides better support, ultimately proving more cost-effective than single-auditor missions.

Area of Science:

Environmental Science
Quality Assurance
Auditing Methodologies

Background:

On-site audits are crucial for effective quality assurance (QA) programs.
Resource limitations often lead to proposals for single-auditor missions.
This practice presents significant risks and limitations.

Purpose of the Study:

To elucidate the critical reasons why multiple auditors are necessary for effective on-site QA audits.
To challenge the cost-saving perception of single-auditor deployments.
To advocate for a multi-auditor approach in field audits.

Main Methods:

The study outlines the rationale for multi-auditor field audits based on safety, skill requirements, observational perspectives, logistical support, and economic factors.

Related Experiment Videos

It analyzes the inherent risks and limitations of single-auditor assignments in complex environmental projects.

Main Results:

Single-auditor missions pose safety risks in hazardous environments and remote locations.
Multidisciplinary projects require diverse expertise unlikely to be found in one auditor.
Two auditors offer complementary skills, enhanced surveillance, and improved support, leading to more thorough assessments.

Conclusions:

Deploying multiple auditors is safer, smarter, and more effective for on-site QA.
Contrary to perceived cost savings, multi-auditor teams can be more economical in the long run.
A multi-auditor strategy optimizes resource utilization and improves the overall quality of audit outcomes.