Alaska earthquakes

M2.2 earthquake 65 km ESE of Chiniak, Alaska

A magnitude 2.2 earthquake struck 65 km ESE of Chiniak, Alaska on Thu, May 24, 2018, 9:42 PM AKDT (05:42 UTC), 28 km (17 mi) below the surface.

A larger quake followed: M3.5 60 km SE of Old Harbor, 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: 2.2 (ML, local (Richter)), micro
Magnitude from: Alaska Earthquake Center
Local time: Thu, May 24, 2018, 9:42 PM AKDT
UTC: 2018-05-25 05:42:14 UTC
Depth: 28.1 km (17.5 mi), shallow
Epicenter: 57.297° N, 151.365° 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.	Scale	Computed by	Notes
2.2	ML, local (Richter)	Alaska Earthquake Center	Preferred · Preliminary
2.2	ML, local (Richter)	AACSE	Preliminary

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: 20

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 16 in the 60 days after this one and 6 in the 30 days before it.

After

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0186nw5itb (also filed as ak19694338, aacse0186nw5itb). Read Fri, Oct 2, 2026, 8:06 AM UTC.