Alaska earthquakes

M2.5 earthquake 8 km WSW of Unalaska, Alaska

A magnitude 2.5 earthquake struck 8 km WSW of Unalaska, Alaska on Sat, Jul 30, 2022, 4:49 AM AKDT (12:49 UTC), 12 km (8 mi) below the surface.

A larger quake followed: M5.3 67 km SSE of Akutan, 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: 2.5 (ml), micro
Local time: Sat, Jul 30, 2022, 4:49 AM AKDT
UTC: 2022-07-30 12:49:40 UTC
Depth: 12.1 km (7.5 mi), shallow
Epicenter: 53.852° N, 166.657° 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 3.1 km horizontally, 3.0 km in depth
Magnitude uncertainty: ±0.10
Depth from: From location
Station coverage gap: 136°
Stations used: 32

Nearest places

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

Unalaska, AlaskaPopulation 4,491. Forecast8 kmWSW

Nearby

Within 100 km, magnitude 1.5 and up: 130 in the 60 days after this one and 61 in the 30 days before it.

After

The first 60 of 130.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000i7cn (also filed as av91649871, ak0229p5u0n8). Read Mon, Sep 28, 2026, 11:34 PM UTC.