Alaska earthquakes

M2.4 earthquake 140 km SW of Adak, Alaska

A magnitude 2.4 earthquake struck 140 km SW of Adak, Alaska on Mon, Jan 9, 2017, 3:23 AM HAST (13:23 UTC), 41 km (25 mi) below the surface.

A larger quake followed: M4.9 107 km WSW of Adak, Alaska. This one was a foreshock.

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The earthquake

Magnitude
2.4 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2017-01-09 13:23:31 UTC
Depth
40.8 km (25.4 mi), shallow
Epicenter
50.973° N, 178.044° 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
16

Nearby

Within 100 km, magnitude 1.5 and up: 179 in the 60 days after this one and 28 in the 30 days before it.

After

The first 60 of 179.

Before

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak017f3pr65 (also filed as ak15052050). Read Sat, Oct 3, 2026, 11:07 AM UTC.