Alaska earthquakes

M1.8 earthquake 51 km SSE of Cantwell, Alaska

A magnitude 1.8 earthquake struck 51 km SSE of Cantwell, Alaska on Tue, Oct 10, 2017, 12:34 AM AKDT (08:34 UTC), 66 km (41 mi) below the surface.

A larger quake followed: M3.6 65 km N of Petersville, 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
1.8 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2017-10-10 08:34:44 UTC
Depth
66.0 km (41.0 mi), shallow
Epicenter
62.947° N, 148.666° 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
49

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 148 in the 60 days after this one and 60 in the 30 days before it.

After

The first 60 of 148.

Before

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak017d0622ca (also filed as ak17003849). Read Sat, Oct 3, 2026, 4:56 PM UTC.