Accident Description

Accident: Accurate Energetic Systems Fatal Explosion

Location: Location: McEwen, TN

Accident Occurred On: 10/10/2025 | Final Report Released On:

Accident Type: Explosion and Fire

Investigation Status: The CSB's investigation is currently ongoing.

On October 27, 2025, the CSB opened an investigation into the fatal explosion that occurred on October 10, 2025, at the Accurate Energetic Systems, LLC (AES) explosive manufacturing facility in McEwen, Tennessee.  The catastrophic incident resulted in 16 fatalities, several serious injuries, and severe damage to the facility.  It is estimated that between 24,000 to 28,000 pounds of explosives detonated during the incident.