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CSB Deploying to the AB Specialty Silicones Facility

Explosion and Fire Occurred on May 3, 2019, in Waukegan, IL

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Recent News

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CSB Deploying to AB Speciality Silicones Explosion and Fire Occurred on May 3, 2019, in Waukegan, IL

CSB Calls on EPA to Update HF Study in Wake of the 2017 Husky Refinery Fire Wednesday, April 24, 2019 CSB Releases Letter to EPA

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CSB 2020 Budget Justification CSB Releases 2020 Budget Request

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3D Model of Heat Exchanger Used at the Enterprise Plant The CSB released an interactive 3D model of the heat exchanger used at the Enterprise Plant to enhance understanding of how this type of heat exchanger...

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Emergency Response Safety Message

11/2/2018 4:24:00 PM

A CSB safety message that includes an interim 2D animation highlighting emergency response efforts at Husky Energy's Superior Refinery during the April 26, 2018, explosion and subsequent asphalt fire. The CSB's investigation is ongoing and a final report including findings and recommendations will be released in 2019.

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Interim Animation of Pryor Trust Gas Well Blowout and Fire

8/16/2018 3:15:00 PM

About the CSB

The U.S. Chemical Safety Board (CSB) is an independent, nonregulatory federal agency that investigates the root causes of major chemical incidents.

Our mission is to drive chemical safety change through independent investigations to protect people and the environment. The agency was created under the Clean Air Act Amendments of 1990.

IN THE CSB’S 20-YEAR HISTORY, the agency has deployed to over 130 chemical incidents and issued more than 800 recommendations that have led to numerous safety improvements across a wide variety of industries. 

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Current Investigations

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During drilling operations at a gas well in Pittsburg County Oklahoma, a large explosion fatally injured five workers....


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CSB issues safety recommendations to prevent similar incidents or hazards in the future.

View Recent Recommendation Status Updates....

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Arkema Chemical Plant Fires in Crosby, Texas

Organic Peroxide Decomposition, Release, and Fire at Arkema Crosby Following Hurricane Harvey Flooding

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