CSB Releases AB Specialty Silicones Factual Update

Detailing Events Leading to the May 2019 Explosion and Fire in Waukegan, Illinois

Recent News

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CSB Releases AB Specialty Silicones Factual Update

Detailing Events Leading to the May 2019 Explosion and Fire in Waukegan, Illinois​

CSB Releases Midland Resource Recovery Final Report

Final Report Issued on Fatal Tank Explosions at the Midland Resource Recovery (MRR) Facility in Philippi, West Virginia

The CSB Proposes Rule on Accidental Release Reporting

Wednesday, December 11, 2019 Accidental Release Reporting

Statement from CSB Interim Executive Authority on U.S. Ninth Circuit Court of Appeals Decision in ExxonMobil Case

On the unanimous decision by a three-judge panel of the U.S. Ninth Circuit Court of Appeals yesterday that Exxon Mobil Oil Corp. must produce information...

CSB Deploying to Fatal Incident in Texas

Aghorn Energy Fatal Chemical Release

CSB Announces Dates for Public Business Meetings for 2020

Dates for FY2020 public business meetings

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

12/19/2019 6:14:00 PM

Blowout in Oklahoma

10/30/2019 3:00:00 PM

A training video for the onshore drilling industry detailing lessons learned from the January 22, 2018, blowout and fire at the Pryor Trust gas well in Pittsburg County, Oklahoma, that fatally injured five workers.

Caught in the Storm Extreme Weather Hazards

5/24/2018 3:00:00 PM

CSB Safety Video about the 2017 Fire at the Arkema Chemical Plant in Crosby, Texas, following Hurricane Harvey

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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KMCO LLC Fatal Fire and Explosion

A fire and explosion at the KMCO custom chemical processing and manufacturing facility caused one fatality and multiple injuries.


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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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DuPont La Porte Fatal Chemical Release

The accident at DuPont’s facility, located east of Houston, killed four workers and injured a fifth when methyl mercaptan, a toxic chemical used in the company’s insecticide and fungicide manufacturing process, was released.


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