Alaska earthquakes

M3.5 earthquake 185 km SSE of Unalaska, Alaska

A magnitude 3.5 earthquake struck 185 km SSE of Unalaska, Alaska on Mon, May 15, 2017, 2:15 AM AKDT (10:15 UTC), 8 km (5 mi) below the surface.

A larger quake followed: M5.1 126 km SE of Akutan, Alaska. This one was a foreshock.

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Map

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

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The earthquake

Magnitude
3.5 (ML, local (Richter)), minor
Magnitude from
Alaska Earthquake Center
Local time
UTC
2017-05-15 10:15:02 UTC
Depth
7.7 km (4.8 mi), shallow
Epicenter
52.494° N, 164.971° 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
38

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 25 in the 60 days after this one and 10 in the 30 days before it.

After

Before

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak01767flen1. Read Fri, Oct 2, 2026, 2:51 PM UTC.