Alaska earthquakes

M1.9 earthquake 50 km E of Akutan, Alaska

A magnitude 1.9 earthquake struck 50 km E of Akutan, Alaska on Fri, Aug 4, 2017, 11:51 PM AKDT (07:51 UTC), 13 km (8 mi) below the surface.

A larger quake followed: M3.7 67 km SE of Unalaska, Alaska. This one was a foreshock.

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

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The earthquake

Magnitude
1.9 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2017-08-05 07:51:32 UTC
Depth
13.0 km (8.1 mi), shallow
Epicenter
54.205° N, 165.020° 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
32

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 104 in the 60 days after this one and 37 in the 30 days before it.

After

The first 60 of 104.

Before

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0179z03cf8 (also filed as ak16442115). Read Sat, Oct 3, 2026, 2:57 AM UTC.