Alaska earthquakes

M2.6 earthquake 64 km E of Adak, Alaska

A magnitude 2.6 earthquake struck 64 km E of Adak, Alaska on Sun, Jul 12, 2026, 10:47 PM HADT (07:47 UTC), 82 km (51 mi) below the surface.

A larger quake followed: M5.1 93 km SSE of Adak, Alaska. This one was a foreshock.

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The earthquake

Magnitude: 2.6 (ML, local (Richter)), micro
Magnitude from: USGS National Earthquake Information Center
Local time: Sun, Jul 12, 2026, 10:47 PM HADT
UTC: 2026-07-13 07:47:58 UTC
Depth: 81.8 km (50.9 mi), intermediate-depth
Epicenter: 51.847° N, 175.693° 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
2.6	ML, local (Richter)	USGS National Earthquake Information Center	Preferred · Reviewed · ±0.097 · 14 stations
2.6	ML, local (Richter)	Alaska Earthquake Center	Reviewed · ±0.1 · 18 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 13.4 km horizontally, 14.1 km in depth
Magnitude uncertainty: ±0.10
Depth from: From location
Station coverage gap: 194°, poorly surrounded by stations
Stations used: 24

Nearby

Within 100 km, magnitude 1.5 and up: at least 200 in the 60 days after this one and 134 in the 30 days before it.

After

The first 60 of at least 200.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000t2bt (also filed as aka2026ntbvmr). Read Fri, Oct 2, 2026, 9:01 AM UTC.