Massive Fire Breaks Out at Texas Chemical Plant

Incident at Bayport Choate plant releases nearly 7 tons of toxic gases

Mar. 14, 2026 at 6:33am

A large fire erupted at the Bayport Choate chemical plant in Pasadena, Texas, part of the LyondellBasell refinery. The blaze, which was preceded by a loud bang, burned through more than 9 tons of flammable process gases, resulting in the release of nearly 7 tons of toxic substances including n-butane, isobutane, and carbon monoxide into the air. While the company claims all employees are safe, local authorities have not issued any additional public safety measures despite ongoing flames and smoke visible in the area.

Why it matters

Chemical plant fires and toxic gas releases can pose significant risks to public health and the environment, especially in densely populated areas like Pasadena. This incident raises concerns about the safety protocols and emergency response procedures at industrial facilities handling hazardous materials.

The details

The fire broke out in chemical storage tanks at the Bayport Choate plant on Thursday evening, triggering the facility's flare system. When pressure relief valves opened to release flammable gases, a fire ignited in a nearby pipe. Company representatives say the accident was caused by a malfunction in a process unit, while an Iranian news outlet has suggested the incident could have been an act of sabotage.

  • The fire broke out on Thursday evening.

The players

LyondellBasell

The company that owns the Bayport Choate chemical plant where the fire occurred.

Bayport Choate chemical plant

The facility in Pasadena, Texas where the massive fire broke out, releasing nearly 7 tons of toxic gases.

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What they’re saying

“Iranian television channel Press TV suggested that the incident could have been caused by sabotage. Drug cartels from Mexico or Venezuela, and even IRGC agents, are suspected of involvement.”

— Sergey Kuzmitsky, OnSceneTV

What’s next

Authorities will investigate the cause of the fire and chemical release, and determine if any additional safety measures are needed to protect the surrounding community.

The takeaway

This incident highlights the importance of robust safety protocols and emergency response plans at industrial facilities handling hazardous materials, to mitigate the risks of catastrophic events that can endanger public health and the environment.