Alaska earthquakes

M2.9 earthquake 5 km WNW of Point MacKenzie, Alaska

A magnitude 2.9 earthquake struck 5 km WNW of Point MacKenzie, Alaska on Mon, Dec 30, 2019, 7:06 AM AKST (16:06 UTC), 42 km (26 mi) below the surface.

A larger quake followed: M3.5 18 km SSW of Tyonek, Alaska. This one was a foreshock.

Point MacKenzie forecastMore in Alaska

Map

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

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The earthquake

Magnitude
2.9 (ml), micro
Local time
UTC
2019-12-30 16:06:28 UTC
Depth
41.5 km (25.8 mi), shallow
Epicenter
61.371° N, 150.073° W
Region
Alaska
Felt reports
4
Strongest shaking
III, weak shaking
Tsunami flag
No
Status
Reviewed by a seismologist

Shaking

The USGS ShakeMap: shaking estimated from seismic stations and the quake’s size, on the Modified Mercalli intensity scale.

Strongest estimated
III, weak shaking
Peak ground acceleration
0.1% of gravity
Peak ground velocity
-3.2 cm/s
Map
Automatic
USGS ShakeMap: estimated shaking intensity around the epicenter
Estimated shaking intensity. Map: USGS ShakeMap.

Did you feel it?

4 people reported to the USGS what they felt; the strongest reported shaking was IV, light shaking.

Did You Feel It? map: shaking reported by the public
Shaking reported by the public, by area. Map: USGS Did You Feel It?

How well it is located

Reviewed by a seismologist.

Stations used
89

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 198 in the 60 days after this one and 165 in the 30 days before it.

After

The first 60 of 198.

Before

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak019gq96lu3 (also filed as us70006shm). Read Tue, Sep 29, 2026, 12:54 PM UTC.