M3.5 earthquake 77 km WSW of Karluk, Alaska

A magnitude 3.5 earthquake struck 77 km WSW of Karluk, Alaska on Mon, Jan 19, 2026, 4:41 AM AKST (13:41 UTC), 58 km (36 mi) below the surface.

A larger quake followed: M3.8 116 km SSE of Ugashik, 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	ML, local (Richter)	Alaska Earthquake Center	Preferred · Reviewed · ±0.3 · 100 stations
3.4	ML, local (Richter)	USGS National Earthquake Information Center	Reviewed · ±0.052 · 48 stations

The USGS ShakeMap: shaking estimated from seismic stations and the quake’s size, on the Modified Mercalli intensity scale.

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: 153 in the 60 days after this one and 96 in the 30 days before it.

The first 60 of 153.

From the USGS Earthquake Hazards Program and its partner networks, event ak2026bichpd (also filed as us7000rqk9). Read Sat, Oct 3, 2026, 2:42 AM UTC.