California Today

Toxic Chemical Leak Forces Massive Evacuation in Orange County

22 May 2026 13:50

A toxic chemical leak at GKN Aerospace in Garden Grove, Orange County, has led to a massive evacuation and school closures due to the risk of a tank explosion. - The leak involves methyl methacrylate, a volatile chemical, which overheated in a 34,000-gallon tank.

- Evacuation orders cover a large area north of Garden Grove Boulevard, affecting homes and businesses. - Officials warn of two possible scenarios: tank failure or explosion, with potential impact on nearby fuel tanks.

- Multiple schools are closed, and evacuation centers are open at Stanton City Hall and Garden Grove Sports & Recreation Center. Authorities urge residents to follow evacuation orders as they work to cool the tank and prevent a catastrophic event.

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