Alaska earthquakes

M1.7 earthquake 49 km SE of Cantwell, Alaska

A magnitude 1.7 earthquake struck 49 km SE of Cantwell, Alaska on Thu, Aug 10, 2017, 7:28 PM AKDT (03:28 UTC), 64 km (40 mi) below the surface.

A larger quake followed: M4.2 50 km N of Chase, Alaska. This one was a foreshock.

Healy forecast More in Alaska

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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, local (Richter)), micro
Magnitude from: Alaska Earthquake Center
Local time: Thu, Aug 10, 2017, 7:28 PM AKDT
UTC: 2017-08-11 03:28:48 UTC
Depth: 64.1 km (39.8 mi), shallow
Epicenter: 63.032° N, 148.387° 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: 37

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 89 in the 60 days after this one and 42 in the 30 days before it.

After

The first 60 of 89.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak017a8ussp6 (also filed as ak16494170). Read Sat, Oct 3, 2026, 10:52 PM UTC.