Event Brief
Cal Fire: 'Illegal activities' found after fireworks blast
Filed: Feb 02, 2026 at 8:00 PM ET
Summary: An investigation reveals illegal activities linked to a fatal fireworks explosion in Yolo County that killed seven workers.
WHO: Cal Fire Office of the State Fire Marshal
WHAT: Investigation into fireworks warehouse explosion
WHEN: Feb 02, 2026 at 7:14 PM ET
WHERE: San Francisco, CA
WHY: To determine the cause and legality of operations at the warehouse
ℹ️ This event is analyzed using pattern arcs, velocity indicators, and source analysis in our MI Console.
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