Alaska earthquakes

M1.5 earthquake 63 km SE of Adak, Alaska

A magnitude 1.5 earthquake struck 63 km SE of Adak, Alaska on Wed, Aug 7, 2019, 4:56 AM HADT (13:56 UTC), 40 km (25 mi) below the surface.

A larger quake followed: M4.0 59 km SE of Adak, Alaska. This one was a foreshock.

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The earthquake

Magnitude
1.5 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2019-08-07 13:56:26 UTC
Depth
39.8 km (24.7 mi), shallow
Epicenter
51.493° N, 175.955° 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
23

Nearby

Within 100 km, magnitude 1.5 and up: 124 in the 60 days after this one and 63 in the 30 days before it.

After

The first 60 of 124.

Before

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak019a2erp5y. Read Thu, Oct 1, 2026, 8:13 PM UTC.