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.
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.