Alaska earthquakes

M2.1 earthquake 4 km SSE of Point MacKenzie, Alaska

A magnitude 2.1 earthquake struck 4 km SSE of Point MacKenzie, Alaska on Fri, Dec 21, 2018, 6:31 AM AKST (15:31 UTC), 43 km (27 mi) below the surface.

A larger quake followed: M5.0 7 km SSE of Point MacKenzie, Alaska. This one was a foreshock.

Point MacKenzie forecast More in Alaska

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The earthquake

Magnitude: 2.1 (ML, local (Richter)), micro
Magnitude from: Alaska Earthquake Center
Local time: Fri, Dec 21, 2018, 6:31 AM AKST
UTC: 2018-12-21 15:31:54 UTC
Depth: 43.3 km (26.9 mi), shallow
Epicenter: 61.319° N, 149.953° 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: 61

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: at least 201 in the 60 days after this one and at least 200 in the 30 days before it.

After

The first 60 of at least 201.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak018gbcwgst (also filed as ak20525724). Read Thu, Oct 1, 2026, 2:43 AM UTC.