Alaska earthquakes

M3.5 earthquake 115 km SSW of False Pass, Alaska

A magnitude 3.5 earthquake struck 115 km SSW of False Pass, Alaska on Sat, Sep 14, 2019, 11:40 AM AKDT (19:40 UTC), 41 km (26 mi) below the surface.

A larger quake followed: M4.2 63 km E of Akutan, Alaska. This one was a foreshock.

Akutan forecast More in Alaska

Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude: 3.5 (mb), minor
Local time: Sat, Sep 14, 2019, 11:40 AM AKDT
UTC: 2019-09-14 19:40:57 UTC
Depth: 41.3 km (25.7 mi), shallow
Epicenter: 53.869° N, 163.974° 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 5.4 km horizontally, 11.2 km in depth
Magnitude uncertainty: ±0.13
Depth from: From location
Station coverage gap: 193°, poorly surrounded by stations
Stations used: 93

Nearest places

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

Akutan, AlaskaPopulation 1,040. Forecast121 kmESE

Nearby

Within 100 km, magnitude 1.5 and up: 62 in the 60 days after this one and 28 in the 30 days before it.

After

The first 60 of 62.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us70005gg4 (also filed as ak019btco48i). Read Wed, Sep 30, 2026, 8:24 AM UTC.