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July 14, 2026 · The CSB is investigating Woodland Pulp’s lack of fixed and wearable gas monitors, alarms, ventilation, and personnel control after two employees were killed in a toxic gas release.
June 12, 2026 · The CSB is warning chemical facilities to prepare for hurricane season now to prevent dangerous chemical releases and fires during severe storms.
May 28, 2026 · The CSB says a deadly 2024 explosion at a Kentucky caramel coloring plant could have been prevented and exposed serious safety failures tied to reactor design and hazard planning.
April 23, 2026 · Two employees were killed by a hydrogen sulfide leak & explosion when nitric acid and another chemical mixed during work to close down the Nitro, West Virginia silver catalyst facility.
March 27, 2026 · The CSB commended the American Fuel and Petrochemical Manufacturers for hosting workshops and creating a webpage with fluid catalytic cracking safety resources for refineries.
March 16, 2026 · The CSB is investigating Accurate Energetic Systems’ “melt-pour” manufacturing process, process safety management, and industry guidance for commercial high explosive manufacturing.
February 24, 2026 · OSHA investigators concluded U.S. Steel and MPW Industrial Services exposed workers to explosion, struck-by, and high-pressure injection hazards, proposing nearly $180,000 in fines.
February 23, 2026 · The CSB concluded PEMEX Deer Park Refinery operators and contractors failed to correctly identify process equipment, assess hazards, and deviated from established policies and procedures.
February 17, 2026 · As part of its investigation, OSHA fined Horizon Biofuels nearly $150K for willful safety violations. A combustible dust explosion killed three at its Fremont, Nebraska facility last year.
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.