U.S. Chemical Safety Board Issues Investigation Update on Fatal January 2026 Toxic Hydrogen Sulfide Release at the Woodland Pulp Mill in Baileyville, Maine
A New Safety Video on the Fatal Combustible Dust Explosions and Fires at Didion Milling in Cambria, Wisconsin
A CSB safety video on the investigation into the August 2020 fire and toxic gas release at the Bio-Lab Lake Charles chemical facility in Westlake, Louisiana, that occurred when the facility was severely damaged by Hurricane Laura.
A CSB safety video on the fatal release of acetic acid at the LyondellBasell La Porte Complex in La Porte, Texas, on July 27, 2021, which killed two contract workers.
The U.S. Chemical Safety Board (CSB) is an independent, nonregulatory federal agency that investigates the root causes of major chemical incidents. Our public safety mission is to drive chemical safety excellence through independent investigations to protect communities, workers, and the environment. The agency was created under the Clean Air Act Amendments of 1990.
IN THE CSB’S 25-YEAR HISTORY, the agency has deployed to nearly 180 chemical incidents and issued more than 1000 recommendations that have led to numerous safety improvements across a wide variety of industries.
.
View Recommendation Status Updates.
On June 3, 2025, the CSB released its final report into a fatal chemical release/explosion at the TS USA facility in Chattanooga, TN.