Alaska earthquakes

M3.0 earthquake 212 km SE of Chiniak, Alaska

A magnitude 3.0 earthquake struck 212 km SE of Chiniak, Alaska on Mon, Aug 19, 2019, 4:04 PM AKDT (00:04 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M5.0 273 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
3.0 (ml), minor
Local time
UTC
2019-08-20 00:04:15 UTC
Depth
10.0 km (6.2 mi), shallow
Epicenter
56.169° N, 149.999° 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 4.8 km horizontally, 2.0 km in depth
Magnitude uncertainty
±0.05
Depth from
Operator assigned
Station coverage gap
237°, poorly surrounded by stations
Stations used
21

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 78 in the 60 days after this one and 48 in the 30 days before it.

After

The first 60 of 78.

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us70005czm (also filed as aacse019anopgr7, ak019anopgr7). Read Wed, Sep 30, 2026, 7:41 AM UTC.