Loud Boom Reported in Costa Mesa, CA

Reported Location

Where Was This Reported?

📍 Location Costa Mesa, California, US
🏷️ Category Loud Booms & Explosions
📅 Event Date Sep 12, 2026
🕒 Event Time 1:00 PM
📅 Submitted Sep 12, 2026
Status Community Report
Witness Report

Original Report Details

Near south coast plaza

1am extremely loud boom/ explosion shook windows and walls, woke everyone out of a dead sleep and car alarms going off, no idea what happened, smelled funny when outside but didn’t see any response or sign of what happened

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