Alaska earthquakes

M2.9 earthquake 119 km E of Chignik, Alaska

A magnitude 2.9 earthquake struck 119 km E of Chignik, Alaska on Wed, Sep 4, 2019, 11:04 PM AKDT (07:04 UTC), 59 km (37 mi) below the surface.

A larger quake followed: M4.1 137 km ESE of Chignik, 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
2.9 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2019-09-05 07:04:30 UTC
Depth
59.3 km (36.8 mi), shallow
Epicenter
56.132° N, 156.501° 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
2.9ML, local (Richter)Alaska Earthquake CenterPreferred · Preliminary
2.9ML, local (Richter)USGS National Earthquake Information CenterReviewed

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
31

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 22 in the 60 days after this one and 17 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 ak019be9h0yh (also filed as us70005c82). Read Thu, Oct 1, 2026, 11:16 AM UTC.