This page summarizes earthquakes in Orange County (United States). The most recently recorded event was a magnitude M2.2 earthquake near Newport Beach on 2026-06-15 23:55:39 UTC. All event lists and map markers are limited to the last 30 days.
In 2026, Orange County recorded 172 earthquakes within United States. The average magnitude was M1.53. The strongest event reached M2.7.
By event count in 2026, this region ranks #24 within United States.