Alaska earthquakes

M2.5 earthquake 61 km N of Atka, Alaska

A magnitude 2.5 earthquake struck 61 km N of Atka, Alaska on Sun, Jun 2, 2019, 4:16 PM HADT (01:16 UTC), 165 km (102 mi) below the surface.

A larger quake followed: M4.0 11 km WSW of Atka, Alaska. This one was a foreshock.

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The earthquake

Magnitude
2.5 (ML, local (Richter)), micro
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2019-06-03 01:16:06 UTC
Depth
164.9 km (102.5 mi), intermediate-depth
Epicenter
52.747° N, 174.263° 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 · ±0.148 · 6 stations
2.6ML, 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 22.0 km horizontally, 26.1 km in depth
Magnitude uncertainty
±0.15
Depth from
From location
Station coverage gap
178°
Stations used
12

Nearby

Within 100 km, magnitude 1.5 and up: 36 in the 60 days after this one and 8 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 us600043ww (also filed as ak01972pgbiw). Read Thu, Oct 1, 2026, 3:28 PM UTC.