Alaska earthquakes

M2.5 earthquake 49 km SSW of False Pass, Alaska

A magnitude 2.5 earthquake struck 49 km SSW of False Pass, Alaska on Thu, Mar 7, 2024, 7:48 AM AKST (16:48 UTC), 128 km (79 mi) below the surface.

A larger quake followed: M3.7 91 km ESE 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
2.5 (ml), micro
Local time
UTC
2024-03-07 16:48:48 UTC
Depth
127.8 km (79.4 mi), intermediate-depth
Epicenter
54.469° N, 163.799° 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.

Location uncertainty
About 5.2 km horizontally, 7.5 km in depth
Magnitude uncertainty
±0.12
Depth from
From location
Station coverage gap
190°, poorly surrounded by stations
Stations used
15

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 115 in the 60 days after this one and 61 in the 30 days before it.

After

The first 60 of 115.

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000m850 (also filed as ak024332tllv). Read Tue, Sep 29, 2026, 10:43 AM UTC.