Shelter-In-Place Ordered After Vicious Explosion Rocks Texas Oil Refinery

A horrific explosion at a Texas crude oil refinery prompted an immediate shelter-in-place order.

The blast occurred at the Valero Refinery in Port Arthur, Texas.

“At this time, numerous emergency crews are on the scene following a major explosion at a Valero refinery. Large flames are visible, with heavy smoke rising and seen for miles. Multiple witnesses reported feeling the ground shake at the time of the blast,” Rawsalerts wrote.

“A shelter-in-place order has been issued for nearby residents as a precaution while crews work to contain the situation. The cause of the explosion remains unknown and is currently under investigation,” the post added.

🚨#BREAKING: A shelter-in-place has been issued after a major explosion occurred at a refinery plant

📌#PortArthur | #Texas

At this time, numerous emergency crews are on the scene following a major explosion at a Valero refinery. Large flames are visible, with heavy smoke… pic.twitter.com/qr1EXdlie5

— R A W S A L E R T S (@rawsalerts) March 24, 2026