Alaska earthquakes

M2.2 earthquake Central Alaska

A magnitude 2.2 earthquake struck in Central Alaska on Sat, Dec 16, 2017, 7:32 PM AKST (04:32 UTC), 9 km (5 mi) below the surface.

A larger quake followed: M3.7 66 km WNW of Petersville, Alaska. This one was a foreshock.

Healy 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
2.2 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2017-12-17 04:32:29 UTC
Depth
8.5 km (5.3 mi), shallow
Epicenter
63.497° N, 151.251° 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
45

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 184 in the 60 days after this one and 84 in the 30 days before it.

After

The first 60 of 184.

Before

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak017g4k7gz6 (also filed as ak17604794). Read Sat, Oct 3, 2026, 2:17 PM UTC.