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 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 13, 2026 · OSHA’s letter of interpretation answers how to determine if personal lithium-ion battery injuries in the workplace should be recorded on forms 300, 301, and 300-A or equivalent forms.
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 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 5, 2025 · National Miners Day, observed annually on Dec. 6, commemorates the date of the deadliest mine accident in U.S. history. The Monongah disaster kickstarted modern safety and health regulations.
October 31, 2025 · El Paso, Texas Fire Department investigators determined a CNG tank was punctured then ignited and exploded when a bus fell off a lift at the Sun Metro maintenance facility, killing two.
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 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 2, 2025 · Horizon was cited by OSHA in 2012 and the state Dept. of Environment & Energy in 2025 for combustible dust buildup, which may have caused the July 29 explosion that killed three.