Alaska earthquakes

M2.9 earthquake 59 km SW of Unalaska, Alaska

A magnitude 2.9 earthquake struck 59 km SW of Unalaska, Alaska on Fri, Jul 19, 2019, 8:54 PM AKDT (04:54 UTC), 90 km (56 mi) below the surface.

A larger quake followed: M3.8 66 km ESE of Nikolski, Alaska. This one was a foreshock.

Unalaska 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: 2.9 (ml), micro
Local time: Fri, Jul 19, 2019, 8:54 PM AKDT
UTC: 2019-07-20 04:54:20 UTC
Depth: 89.6 km (55.7 mi), intermediate-depth
Epicenter: 53.493° N, 167.162° 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 7.0 km horizontally, 7.0 km in depth
Magnitude uncertainty: ±0.10
Depth from: From location
Station coverage gap: 173°
Stations used: 24

Nearest places

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

Unalaska, AlaskaPopulation 4,491. Forecast59 kmSW

Nearby

Within 100 km, magnitude 1.5 and up: 83 in the 60 days after this one and 65 in the 30 days before it.

After

The first 60 of 83.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us600054dy (also filed as ak01998hq43p). Read Wed, Sep 30, 2026, 10:33 AM UTC.