Alaska earthquakes

M2.9 earthquake 94 km W of Adak, Alaska

A magnitude 2.9 earthquake struck 94 km W of Adak, Alaska on Fri, Nov 18, 2022, 11:47 PM HAST (09:47 UTC), 9 km (5 mi) below the surface.

A larger quake followed: M3.9 141 km SW 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: 2.9 (ml), micro
Local time: Fri, Nov 18, 2022, 11:47 PM HAST
UTC: 2022-11-19 09:47:53 UTC
Depth: 8.7 km (5.4 mi), shallow
Epicenter: 51.902° N, 178.011° W
Region: Alaska
Tsunami flag: No
Status: Reviewed by a seismologist

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 2.9 km horizontally, 3.2 km in depth
Magnitude uncertainty: ±0.12
Depth from: From location
Station coverage gap: 159°
Stations used: 21

Nearby

Within 100 km, magnitude 1.5 and up: at least 202 in the 60 days after this one and 114 in the 30 days before it.

After

The first 60 of at least 202.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000ir3a (also filed as av91718366, ak022euc86kg). Read Wed, Sep 30, 2026, 9:45 AM UTC.