Alaska earthquakes

M1.8 earthquake 64 km WNW of Tyonek, Alaska

A magnitude 1.8 earthquake struck 64 km WNW of Tyonek, Alaska on Tue, Aug 13, 2019, 9:31 AM AKDT (17:31 UTC), 6 km (4 mi) below the surface.

A larger quake followed: M5.2 28 km NW of Susitna, 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: 1.8 (ml), micro
Local time: Tue, Aug 13, 2019, 9:31 AM AKDT
UTC: 2019-08-13 17:31:45 UTC
Depth: 6.1 km (3.8 mi), shallow
Epicenter: 61.194° N, 152.297° 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: 36

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 152 in the 60 days after this one and 70 in the 30 days before it.

After

The first 60 of 152.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak019ace873x (also filed as av62068161). Read Wed, Sep 30, 2026, 5:11 AM UTC.