Alaska earthquakes

M2.6 earthquake 30 km S of Tatitlek, Alaska

A magnitude 2.6 earthquake struck 30 km S of Tatitlek, Alaska on Wed, Oct 24, 2018, 4:37 AM AKDT (12:37 UTC), 15 km (10 mi) below the surface.

A larger quake followed: M2.9 35 km NNW of Valdez, 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: 2.6 (ML, local (Richter)), micro
Magnitude from: Alaska Earthquake Center
Local time: Wed, Oct 24, 2018, 4:37 AM AKDT
UTC: 2018-10-24 12:37:54 UTC
Depth: 15.4 km (9.6 mi), shallow
Epicenter: 60.594° N, 146.736° W
Region: Alaska
Felt reports: 1
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
2.6	ML, local (Richter)	Alaska Earthquake Center	Preferred · Preliminary
2.6	ML, local (Richter)	USGS National Earthquake Information Center	Reviewed

Did you feel it?

1 person reported to the USGS what they felt; the strongest reported shaking was III, weak shaking.

How well it is located

Reviewed by a seismologist.

Stations used: 109

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 64 in the 60 days after this one and 42 in the 30 days before it.

After

The first 60 of 64.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak018dndzbl5 (also filed as ak20289765, us1000hggf). Read Fri, Oct 2, 2026, 3:14 PM UTC.