Alaska earthquakes

M1.9 earthquake 125 km WSW of Adak, Alaska

A magnitude 1.9 earthquake struck 125 km WSW of Adak, Alaska on Wed, Jul 29, 2026, 6:09 AM HADT (15:09 UTC), 14 km (8 mi) below the surface.

A larger quake followed: M5.3 151 km WSW of Adak, Alaska. This one was a foreshock.

Map

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

Open the live map with earthquakes

The earthquake

Magnitude: 1.9 (ML, local (Richter)), micro
Magnitude from: Alaska Earthquake Center
Local time: Wed, Jul 29, 2026, 6:09 AM HADT
UTC: 2026-07-29 15:09:07 UTC
Depth: 13.5 km (8.4 mi), shallow
Epicenter: 51.549° N, 178.368° 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
1.9	ML, local (Richter)	Alaska Earthquake Center	Preferred · Reviewed · ±0.2 · 14 stations
1.52	ML, local (Richter)	AV	Final · ±0.280952070981617 · 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 6.6 km horizontally, 2.0 km in depth
Magnitude uncertainty: ±0.20
Station coverage gap: 189°, poorly surrounded by stations
Stations used: 23

Nearby

Within 100 km, magnitude 1.5 and up: at least 200 in the 60 days after this one and 144 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 aka2026oxexbe (also filed as av94343308). Read Sat, Oct 3, 2026, 5:36 PM UTC.