Investor Relations  
Explosion at Williams' Geismar Plant
6/13/2013 12:01:00 PM

This morning, at approximately 8:37 a.m. Central Daylight Time, an explosion occurred within the Williams Geismar olefins plant. At the onset of the incident, Louisiana State Police, Ascension OEP and Iberville OEP were notified. Both Ascension and Iberville OEPs activated their emergency alert systems.

We are currently focused on the safety and well-being of our employees, contractors and the local community who are responding to the situation. Emergency shut-down valves have been closed. The unit is isolated.

Our emergency-response crews are thoroughly trained to respond to these types of incidents and are diligently performing their work with their first priority being the safety and well-being of people in and around the area.

First responders are on the scene and local routes to the plant have been closed by the local authorities.

We are in the process of accounting for all personnel. Injuries have been reported, the number and extent of those injuries is not known at this point.

Tom Droege, 918-573-4034
Mobile: 918-232-5330
Sara Delgado, 918-573-2713 or 918-633-3453

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