Alaska earthquakes

M2.4 earthquake 5 km WNW of Point MacKenzie, Alaska

A magnitude 2.4 earthquake struck 5 km WNW of Point MacKenzie, Alaska on Wed, Dec 19, 2018, 12:29 AM AKST (09:29 UTC), 39 km (24 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

Map

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

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The earthquake

Magnitude: 2.4 (ML, local (Richter)), micro
Magnitude from: Alaska Earthquake Center
Local time: Wed, Dec 19, 2018, 12:29 AM AKST
UTC: 2018-12-19 09:29:03 UTC
Depth: 38.9 km (24.2 mi), shallow
Epicenter: 61.380° N, 150.081° 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
2.4	ML, local (Richter)	Alaska Earthquake Center	Preferred · Preliminary
2.5	ML, local (Richter)	USGS National Earthquake Information Center	Reviewed

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: 70

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 202 in the 60 days after this one and at least 200 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 ak018g7y8mth (also filed as ak20522788, us2000iv0a). Read Thu, Oct 1, 2026, 7:28 PM UTC.