All entries by this author

Measuring the Success of an EHS Audit Program

Aug 23rd, 2010 | By Lawrence B. Cahill | Category: Auditing

EHS audit program managers often ask, “How do I know if my program is working?” This article explores the possible metrics that could be used to determine success or failure. As with most things in life, the answer is not obvious and can be quite complex. Let’s take a look at six common metrics that are often touted as valid measuring sticks



EHS Audits – Have We Lost Our Way?

Jul 11th, 2010 | By Lawrence B. Cahill | Category: Featured Articles

The year 2010 has reminded us once again that management of EHS responsibilities can have a substantial impact on people, the environment, and a company’s bottom line. In this article, Lawrence Cahill asks whether the EHS audit profession has lost its way and needs to develop a new approach.



Statistically Representative Sampling on EH&S Audits: Expectations Established by Third Parties

Jun 21st, 2010 | By Lawrence B. Cahill | Category: Auditing

As part of a proposed settlement agreement, the U.S. Occupational Safety and Health Administration (OSHA) ordered BP to “audit a statistically significant number of pressure vessels, piping and instrument controls during the company’s PSM compliance audits” at one of its refineries. This article explores the implications of conducting a statistically significant audit sample and reviews the requirements for audit sampling contained in several auditing standards.