Alaska earthquakes

M3.0 earthquake 220 km SE of Chiniak, Alaska

A magnitude 3.0 earthquake struck 220 km SE of Chiniak, Alaska on Tue, Jul 5, 2022, 11:57 AM AKDT (19:57 UTC), 15 km (9 mi) below the surface.

A larger quake followed: M4.4 250 km ESE 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: Tue, Jul 5, 2022, 11:57 AM AKDT
UTC: 2022-07-05 19:57:41 UTC
Depth: 14.8 km (9.2 mi), shallow
Epicenter: 56.159° N, 149.824° 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 9.7 km horizontally, 8.9 km in depth
Magnitude uncertainty: ±0.06
Depth from: From location
Station coverage gap: 227°, poorly surrounded by stations
Stations used: 44

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 43 in the 60 days after this one and 21 in the 30 days before it.

After

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000i27p (also filed as ak0228jxm3jh). Read Wed, Sep 30, 2026, 6:47 PM UTC.