Magnitude 3.5 earthquake · ML31 km SW of Dana Point, CA

When: 4 days ago; 5 Oct 2026, 20:22 UTC
Depth: 11.3 km
From you
Source: USGS; Reviewed

Expected intensity

Rings show the expected Modified Mercalli (MMI) intensity from the Akkar–Sandıkkaya–Bommer (2014) ground-motion model converted with Worden et al. (2012). Real shaking depends on soil and building.

Aftershocks

Earthquakes within 10 km of the epicentre in the first 30 days.

No aftershocks recorded yet.

Felt reports

No reports yet.

Source comparison

Latest solution of each source. Differences are to the preferred solution.

Source	Magnitude	Time	Δ time	Depth	Δ location	Place
EMSC	3.6MW	5 Oct 2026, 20:22:30 UTC	±0.0 s	11.3 km	0.0 km	GULF OF SANTA CATALINA, CALIF.
USGS ★	3.5ML	5 Oct 2026, 20:22:30 UTC	—	11.3 km	—	31 km SW of Dana Point, CA

Revision history (9)

Source	Magnitude	Time	Depth	Coordinates	Received
EMSC	3.5MW	5 Oct 2026, 20:22:30 UTC	11.3 km	33.268°N 117.931°W	5 Oct 2026, 21:04:17 UTC
EMSC	3.5ML	5 Oct 2026, 20:22:30 UTC	11.3 km	33.268°N 117.931°W	5 Oct 2026, 20:53:14 UTC
USGS	3.7MW	5 Oct 2026, 20:22:30 UTC	8.5 km	33.271°N 117.920°W	5 Oct 2026, 20:34:53 UTC
EMSC	3.6MW	5 Oct 2026, 20:22:30 UTC	8.5 km	33.271°N 117.920°W	5 Oct 2026, 20:33:09 UTC
USGS	3.5MLR	5 Oct 2026, 20:22:30 UTC	8.5 km	33.271°N 117.920°W	5 Oct 2026, 20:32:53 UTC
EMSC	3.5ML	5 Oct 2026, 20:22:30 UTC	8.5 km	33.271°N 117.920°W	5 Oct 2026, 20:31:50 UTC
EMSC	3.5ML	5 Oct 2026, 20:22:29 UTC	10.0 km	33.252°N 117.926°W	5 Oct 2026, 20:29:35 UTC
USGS	3.5MLR	5 Oct 2026, 20:22:30 UTC	8.5 km	33.271°N 117.920°W	5 Oct 2026, 20:25:53 UTC
EMSC	3.5ML	5 Oct 2026, 20:22:30 UTC	8.5 km	33.271°N 117.920°W	5 Oct 2026, 20:24:51 UTC