Massive HazMat Emergency in Garden Grove Prompts Large-Scale Evacuations Across Orange County
A major hazardous materials incident continues in Garden Grove after a large industrial storage tank containing methyl methacrylate (MMA) entered what fire officials are describing as a potentially catastrophic condition. The incident began Thursday afternoon, May 21, 2026, at the GKN Aerospace facility near Western Avenue and Lampson Avenue in Garden Grove. According to the…