Alaska earthquakes

M2.4 earthquake 74 km WSW of Cantwell, Alaska

A magnitude 2.4 earthquake struck 74 km WSW of Cantwell, Alaska on Mon, Aug 11, 1997, 4:50 AM AKDT (12:50 UTC), 118 km (73 mi) below the surface.

A larger quake followed: M4.2 12 km WSW 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
2.4 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
1997-08-11 12:50:39 UTC
Depth
118.0 km (73.3 mi), intermediate-depth
Epicenter
63.233° N, 150.392° 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
25

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 106 in the 60 days after this one and 74 in the 30 days before it.

After

The first 60 of 106.

Before

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak997a90ae9e. Read Mon, Oct 5, 2026, 9:25 AM UTC.