Alaska earthquakes

M1.5 earthquake 62 km SW of Nanwalek, Alaska

A magnitude 1.5 earthquake struck 62 km SW of Nanwalek, Alaska on Sun, Aug 12, 2018, 12:00 AM AKDT (08:00 UTC), 46 km (28 mi) below the surface.

A larger quake followed: M3.9 50 km E of Pedro Bay, 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: 1.5 (ml), micro
Local time: Sun, Aug 12, 2018, 12:00 AM AKDT
UTC: 2018-08-12 08:00:15 UTC
Depth: 45.8 km (28.5 mi), shallow
Epicenter: 58.907° N, 152.566° 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: 19

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 174 in the 60 days after this one and 111 in the 30 days before it.

After

The first 60 of 174.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak018aal58o7 (also filed as ak20074240, aacse018aal58o7). Read Tue, Sep 29, 2026, 6:09 AM UTC.