Alaska earthquakes

M2.8 earthquake 216 km SE of Chiniak, Alaska

A magnitude 2.8 earthquake struck 216 km SE of Chiniak, Alaska on Mon, Feb 18, 2019, 8:16 PM AKST (05:16 UTC), 22 km (13 mi) below the surface.

A larger quake followed: M4.8 232 km SE of Chiniak, 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: 2.8 (ml), micro
Local time: Mon, Feb 18, 2019, 8:16 PM AKST
UTC: 2019-02-19 05:16:48 UTC
Depth: 21.6 km (13.5 mi), shallow
Epicenter: 56.145° N, 149.946° 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 8.2 km horizontally, 12.2 km in depth
Magnitude uncertainty: ±0.07
Depth from: From location
Station coverage gap: 274°, poorly surrounded by stations
Stations used: 25

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: at least 199 in the 60 days after this one and 87 in the 30 days before it.

After

The first 60 of at least 199.

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us1000jbfv (also filed as aacse0192ary24v, ak0192ary24v). Read Sat, Sep 26, 2026, 7:02 PM UTC.