What to know about California chemical tank set to explode or leak
A chemical tank in Southern California is at risk of exploding or leaking, prompting the evacuation of tens of thousands of residents. The tank, located at GKN Aerospace, contains 7,000 gallons of methyl methacrylate, a highly flammable substance. Emergency personnel are working to cool the tank and prevent a potential disaster, while no injuries have been reported so far.
- ▪The tank holds 7,000 gallons of methyl methacrylate, a volatile chemical used in plastics production.
- ▪Evacuations have affected homes within a one-mile radius of the aerospace facility.
- ▪Officials are working to keep the tank cool and prevent an explosion or leak.
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U.S. California tank holding dangerous chemicals is set to explode or leak, officials say. Here's what to know By Kerry Breen Kerry Breen News Editor Kerry Breen is a news editor at CBSNews.com. A graduate of New York University's Arthur L. Carter School of Journalism, she previously worked at NBC News' TODAY Digital. She covers current events, breaking news and issues including substance use. Read Full Bio Kerry Breen Updated on: May 23, 2026 / 1:25 PM EDT / CBS News Add CBS News on Google Tens of thousands of Southern California residents have been evacuated after officials warned a leaking chemical tank holding a "highly flammable" substance at an aerospace facility would inevitably fail and potentially explode.
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