Alaska earthquakes

M2.9 earthquake 116 km WSW of Nikolski, Alaska

A magnitude 2.9 earthquake struck 116 km WSW of Nikolski, Alaska on Wed, Apr 29, 2026, 6:26 AM HADT (15:26 UTC), 148 km (92 mi) below the surface.

A larger quake followed: M5.6 172 km ENE of Atka, Alaska. This one was a foreshock.

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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: 2.9 (ML, local (Richter)), micro
Magnitude from: USGS National Earthquake Information Center
Local time: Wed, Apr 29, 2026, 6:26 AM HADT
UTC: 2026-04-29 15:26:54 UTC
Depth: 147.5 km (91.7 mi), intermediate-depth
Epicenter: 52.727° N, 170.548° W
Region: Alaska
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
2.9	ML, local (Richter)	USGS National Earthquake Information Center	Preferred · Reviewed · ±0.097 · 14 stations
2.9	ML, local (Richter)	Alaska Earthquake Center	Reviewed · ±0.3 · 13 stations

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 19.5 km horizontally, 7.3 km in depth
Magnitude uncertainty: ±0.10
Depth from: From location
Station coverage gap: 175°
Stations used: 18

Nearest places

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

Unalaska, AlaskaPopulation 4,491. Forecast296 kmWSW

Nearby

Within 100 km, magnitude 1.5 and up: 141 in the 60 days after this one and 51 in the 30 days before it.

After

The first 60 of 141.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000svec (also filed as aka2026ijukvi). Read Thu, Oct 1, 2026, 6:27 AM UTC.