Tag Archives: Pipeline Hazardous Materials and Safety Agency

PHMSA abnormal vs. accident

Apparently an actual fire or explosion may (or may not) count as an accident according to PHMSA, but there’s a huge gap in PHMSA’s definitions: they don’t seem to say they apply to methane. And guess whose Public Awareness Program PHMSA requires pipeline operators to follow?

According to PHMSA’s Glossary and Definitions,

Accident

A release of the hazardous liquid or carbon dioxide transported that results in any of the following:
  1. explosion or fire not intentionally set by the operator.
  2. release of Continue reading PHMSA abnormal vs. accident