Alaska earthquakes

M2.5 earthquake 177 km SSW of Atka, Alaska

A magnitude 2.5 earthquake struck 177 km SSW of Atka, Alaska on Thu, Jun 13, 2019, 12:13 AM HADT (09:13 UTC), 20 km (12 mi) below the surface.

A larger quake followed: M4.7 92 km SSW of Atka, 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
2.5 (ML, local (Richter)), micro
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2019-06-13 09:13:46 UTC
Depth
19.9 km (12.4 mi), shallow
Epicenter
50.636° N, 174.745° W
Region
Alaska
Tsunami flag
No
Status
Reviewed by a seismologist

Magnitude estimates

Different scales measure different things and differ by a few tenths. The USGS marks one as preferred, and it is the one this page uses.

Mag.ScaleComputed byNotes
2.5ML, local (Richter)USGS National Earthquake Information CenterPreferred · Reviewed
2.5ML, local (Richter)Alaska Earthquake CenterPreliminary

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 8.4 km horizontally, 12.1 km in depth
Depth from
From location
Station coverage gap
284°, poorly surrounded by stations
Stations used
11

Nearby

Within 100 km, magnitude 1.5 and up: 26 in the 60 days after this one and 6 in the 30 days before it.

After

Before

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000490x (also filed as ak0197jdkpab). Read Thu, Oct 1, 2026, 11:03 PM UTC.