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February 10, 2026 · According to initial information submitted to the CSB, the fatal incident in Baileyville, Maine may have involved the release of hydrogen sulfide in an enclosed process sewer.
February 6, 2026 · In addition to describing 13 key safety issues, the CSB’s video on the Didion Milling explosion calls on OSHA to develop an overarching combustible dust standard for general industry.
January 23, 2026 · The CSB commended the St. Louis, Missouri, Board of Aldermen for following its recommendation to revise the city’s Mechanical Code to meet national pressure vessels and boiler standards.
December 30, 2025 · After a fatal explosion, the CSB called on U.S. Steel to conduct a facility siting evaluation at its Clairton Coke Works to address immediate hazards to workers based on building locations.
December 26, 2025 · The U.S. Chemical Safety and Hazard Investigation Board built a strong and dedicated audience on YouTube, gaining 400,000 subscribers and 70 million views across over 100 videos.
December 18, 2025 · A CSB investigation update indicates hazardous nitrogen oxide gas released at Austin Powder in Ohio when a cooling system was shut down and in Tennessee during failed reactor startups.
December 9, 2025 · The CSB showed how inadequate testing, engineering controls, and emergency plans contributed to the fatal 2021 Yenkin-Majestic Paint explosion in Columbus, Ohio in its new video.
December 9, 2025 · The Chemical Safety and Hazard Investigation Board is required to hold at least one public meeting each quarter to review its progress in meeting its mission and highlight successes.
November 14, 2025 · President Trump signed a continuing resolution Nov. 12, allowing safety agencies to resume full operations until Jan. 30. FY26 appropriations must be finalized before the new deadline.
October 27, 2025 · ATF has finished clearing undetonated explosives and other hazardous materials from the AES site. The CSB is sending a team this week to investigate the explosion that killed 16.
September 30, 2025 · A 70-year-old cast-iron valve leaked gas when U.S. Steel and contract workers attempted to flush it with water, causing an explosion which killed 2 and injured 11 at the Clairton Coke Works.
September 26, 2025 · The U.S. Chemical Safety Board recommended improving emergency plans and updating IIAR standards in its final report on the 2024 toxic ammonia refrigerant release at Cuisine Solutions.
September 25, 2025 · The U.S. Chemical Safety Board found emergency response plans and training to be inadequate in its final report on the 2024 toxic ammonia refrigerant release at Cuisine Solutions.
September 18, 2025 · Preliminary evidence indicates a combustible wood dust explosion occurred at the Horizon Biofuels facility in Fremont, Nebraska. The structure remains unsafe to enter, delaying the investigation.
September 11, 2025 · The U.S. Chemical Safety Board released an accident reconstruction animation of the 2019 ITC Deer Park petrochemical fire, issuing eight recommendations to ITC, OSHA, EPA, and API.