M3.5 earthquake 65 km NNE of Cold Bay, Alaska

A magnitude 3.5 earthquake struck 65 km NNE of Cold Bay, Alaska on Sun, Mar 3, 2024, 3:35 PM AKST (00:35 UTC), 157 km (98 mi) below the surface.

A larger quake followed: M3.9 19 km E of King Cove, Alaska. This one was a foreshock.

Map

Where this earthquake was located, with the others nearby. Select one for its page.

Different scales measure different things and differ by a few tenths. The USGS marks one as preferred, and it is the one this page uses.

Mag.	Scale	Computed by	Notes
3.5	mb, body-wave	USGS National Earthquake Information Center	Preferred · Reviewed · ±0.248 · 4 stations
3.2	ML, local (Richter)	Alaska Earthquake Center	Preliminary

No one has reported feeling this quake to the USGS.

Reviewed by a seismologist.

Distance and direction from each place to the epicenter, with its forecast.

Within 100 km, magnitude 1.5 and up: 30 in the 60 days after this one and 6 in the 30 days before it.

From the USGS Earthquake Hazards Program and its partner networks, event us6000mgk4 (also filed as ak0242xulqdt). Read Sat, Oct 3, 2026, 6:47 AM UTC.