Alaska earthquakes

M3.4 earthquake 62 km W of Karluk, Alaska

A magnitude 3.4 earthquake struck 62 km W of Karluk, Alaska on Sat, Apr 25, 2026, 6:54 PM AKDT (02:54 UTC), 81 km (51 mi) below the surface.

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Map

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

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The earthquake

Magnitude: 3.4 (ML, local (Richter)), minor
Magnitude from: Alaska Earthquake Center
Local time: Sat, Apr 25, 2026, 6:54 PM AKDT
UTC: 2026-04-26 02:54:06 UTC
Depth: 81.3 km (50.5 mi), intermediate-depth
Epicenter: 57.602° N, 155.498° W
Region: Alaska
Strongest shaking: II, weak shaking
Tsunami flag: No
Status: Reviewed by a seismologist

Magnitude estimates

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
3.4	ML, local (Richter)	Alaska Earthquake Center	Preferred · Reviewed · ±0.2 · 115 stations
3.3	ML, local (Richter)	USGS National Earthquake Information Center	Reviewed · ±0.046 · 62 stations

Shaking

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

Strongest estimated: II, weak shaking
Peak ground acceleration: 0.1% of gravity
Peak ground velocity: 0.0 cm/s
Map: Automatic

USGS ShakeMap: estimated shaking intensity around the epicenter — Estimated shaking intensity. Map: USGS ShakeMap.

Did you feel it?

No one has reported feeling this quake to the USGS.

How well it is located

Reviewed by a seismologist.

Location uncertainty: About 3.3 km horizontally, 1.7 km in depth
Magnitude uncertainty: ±0.20
Station coverage gap: 127°
Stations used: 166

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 174 in the 60 days after this one and 129 in the 30 days before it.

After

The first 60 of 174.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event aka2026idihgp (also filed as us6000ssxd). Read Sun, Oct 4, 2026, 8:48 PM UTC.