M3.0 earthquake 46 km NNW of Atka, Alaska

A magnitude 3.0 earthquake struck 46 km NNW of Atka, Alaska on Sat, Dec 7, 2024, 4:23 AM HAST (14:23 UTC), 147 km (92 mi) below the surface.

A larger quake followed: M4.0 38 km SSE of Atka, 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
3.0	ML, local (Richter)	USGS National Earthquake Information Center	Preferred · Reviewed · ±0.105 · 18 stations
2.9	ML, local (Richter)	Alaska Earthquake Center	Preliminary

No one has reported feeling this quake to the USGS.

Reviewed by a seismologist.

Within 100 km, magnitude 1.5 and up: 70 in the 60 days after this one and 55 in the 30 days before it.

The first 60 of 70.

From the USGS Earthquake Hazards Program and its partner networks, event us6000pit9 (also filed as ak024fpu9see). Read Thu, Oct 1, 2026, 6:28 PM UTC.