Alaska earthquakes

M1.8 earthquake 63 km SW of Karluk, Alaska

A magnitude 1.8 earthquake struck 63 km SW of Karluk, Alaska on Sat, Mar 28, 2026, 1:16 PM AKDT (21:16 UTC), 54 km (34 mi) below the surface.

A larger quake followed: M4.0 84 km W of Akhiok, 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, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2026-03-28 21:16:34 UTC
Depth
54.3 km (33.7 mi), shallow
Epicenter
57.152° N, 155.184° 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 9.1 km horizontally, 12.5 km in depth
Magnitude uncertainty
±0.10
Station coverage gap
196°, poorly surrounded by stations
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: 174 in the 60 days after this one and 80 in the 30 days before it.

After

The first 60 of 174.

Before

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event aka2026gdmtuj. Read Sat, Oct 3, 2026, 4:22 PM UTC.