Alaska earthquakes

M1.5 earthquake 76 km SW of Karluk, Alaska

A magnitude 1.5 earthquake struck 76 km SW of Karluk, Alaska on Mon, Jul 19, 2021, 1:15 AM AKDT (09:15 UTC), 69 km (43 mi) below the surface.

A larger quake followed: M2.4 55 km ESE of Ugashik, 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
1.5 (ml), micro
Local time
UTC
2021-07-19 09:15:37 UTC
Depth
69.3 km (43.1 mi), shallow
Epicenter
57.147° N, 155.452° 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
23

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 42 in the 30 days before it.

After

The first 60 of 152.

Before

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak02196wxlvq. Read Wed, Sep 23, 2026, 3:35 AM UTC.