CSB Releases New Safety Video

Incompatible Chemicals: Explosion at AB Specialty Silicones

Recent News

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Investigation Closure Plan

U.S. Chemical Safety and Hazard Investigation Board

CSB Business Meeting July 29th

Sunday, July 24, 2022 Zoom Link to join the meeting: https://bit.ly/3vf2K1X​

The CSB's Accidental Release Reporting Rule Data

Friday, May 20, 2022 Reporting Rule Data

Simultaneous Tragedy: Fire at Evergreen Packaging

4/6/2022 8:00:00 PM

This CSB safety video highlights the Agency's investigation into the September 21, 2020, fire at the Evergreen Packaging Paper Mill in Canton, North Carolina, that fatally injured two contract workers.

Updated BP Texas City Animation on the 15th Anniversary of the Explosion

3/23/2020 4:30:00 PM

Animation of April 26, 2018, Explosion and Fire at the Husky Energy Refinery in Superior, Wisconsin

12/19/2019 6:14:00 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. 

Current Investigations

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LyondellBasell Fatal Chemical Release  

On July 27, 2021, a  release of 100,000 pounds of acetic acid during a maintenance event at the LyondellBasell facility in La Porte, TX, resulted in fatal injuries to two contract employees and 30 other personnel being transported to medical facilities for evaluation and/or treatment. 


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

View Recent Recommendation Status Updates....

completed Investigations

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Fire During Hot Work at Evergreen Packaging Paper Mill  

On Monday September 21, 2020, a fire occurred at the Evergreen Packaging Mill in Canton, NC. During a scheduled maintenance event, a fire occurred during a repair to a process unit. Two contractors were fatally injured as a result of the incident. 





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