Alaska earthquakes

M2.8 earthquake 239 km SE of Chiniak, Alaska

A magnitude 2.8 earthquake struck 239 km SE of Chiniak, Alaska on Sat, Jun 6, 2020, 5:16 AM AKDT (13:16 UTC), 9 km (5 mi) below the surface.

A larger quake followed: M3.6 244 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: Sat, Jun 6, 2020, 5:16 AM AKDT
UTC: 2020-06-06 13:16:23 UTC
Depth: 8.7 km (5.4 mi), shallow
Epicenter: 55.963° N, 149.775° 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 7.6 km horizontally, 8.0 km in depth
Magnitude uncertainty: ±0.07
Depth from: From location
Station coverage gap: 229°, 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: 54 in the 60 days after this one and 22 in the 30 days before it.

After

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000aatb (also filed as ak02079iqync). Read Sat, Sep 26, 2026, 7:24 AM UTC.