Alaska earthquakes

M1.6 earthquake 61 km WNW of Karluk, Alaska

A magnitude 1.6 earthquake struck 61 km WNW of Karluk, Alaska on Wed, Dec 22, 2021, 1:03 PM AKST (22:03 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M1.9 63 km WSW of Karluk, Alaska. This one was a foreshock.

Naknek forecast More in Alaska

Map

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

Open the live map with earthquakes

The earthquake

Magnitude: 1.6 (ml), micro
Local time: Wed, Dec 22, 2021, 1:03 PM AKST
UTC: 2021-12-22 22:03:31 UTC
Depth: 9.8 km (6.1 mi), shallow
Epicenter: 57.805° N, 155.385° 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.

Stations used: 37

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 99 in the 60 days after this one and 63 in the 30 days before it.

After

The first 60 of 99.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021gd4fspp (also filed as av91449396). Read Wed, Sep 23, 2026, 8:13 AM UTC.