general

Explosion at Valero refinery in Port Arthur, Texas

Mar 24th 2026 ยท United States

A blast at Valero's Port Arthur refinery sent flames and thick black smoke into the sky, prompting an emergency response and a shelter-in-place while officials work to determine injuries.

  • A reported explosion at Valero's Port Arthur refinery on Monday evening produced visible flames and heavy black smoke in witness videos.
  • Emergency crews were dispatched and a shelter-in-place order was issued for the west side of Port Arthur.
  • Jefferson County Sheriff Zena Stephens said it was too early to determine whether anyone had been injured.
  • Port Arthur Fire Department confirmed an incident at the Valero facility as crews continued to assess the scene.
  • Valero's Port Arthur refinery has crude oil processing capacity of up to 430,000 barrels per day and US gasoline prices were about $3.95 per gallon on March 23.