Alaska earthquakes

M1.7 earthquake 71 km SW of Karluk, Alaska

A magnitude 1.7 earthquake struck 71 km SW of Karluk, Alaska on Tue, Oct 9, 2018, 12:37 AM AKDT (08:37 UTC), 58 km (36 mi) below the surface.

A larger quake followed: M1.8 31 km N of Akhiok, 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
1.7 (ml), micro
Local time
UTC
2018-10-09 08:37:48 UTC
Depth
58.0 km (36.0 mi), shallow
Epicenter
57.134° N, 155.334° 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
17

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 92 in the 60 days after this one and 49 in the 30 days before it.

After

The first 60 of 92.

Before

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak018cyijdb3 (also filed as ak20286009, aacse018cyijdb3). Read Tue, Sep 22, 2026, 9:29 PM UTC.