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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.
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 4, 2025 · OSHA proposed $20,522 in penalties on Hyoungwon E&C America for nitrogen gas asphyxiation hazards following a fatality investigation at a White, Georgia construction site.
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 · Inadequate alarms, training, procedures, and change management were among the issues cited at Cuisine Solutions by the Virginia Occupational Safety and Health program and OSHA.
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 2, 2025 · Volume 3 of the CSB’s chemical incident reports cover 30 incidents from 2020 to 2025 that caused two deaths, 25 serious injuries, and $1.8 billion in damage across 15 states.