Alaska earthquakes

M1.7 earthquake 55 km SW of Tatitlek, Alaska

A magnitude 1.7 earthquake struck 55 km SW of Tatitlek, Alaska on Mon, Jul 23, 2018, 4:59 AM AKDT (12:59 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M3.8 56 km SW of Tatitlek, Alaska. This one was a foreshock.

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Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude: 1.7 (ML, local (Richter)), micro
Magnitude from: Alaska Earthquake Center
Local time: Mon, Jul 23, 2018, 4:59 AM AKDT
UTC: 2018-07-23 12:59:28 UTC
Depth: 9.6 km (6.0 mi), shallow
Epicenter: 60.486° N, 147.343° 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.

Stations used: 53

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 56 in the 60 days after this one and 34 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 ak0189dl4pg1 (also filed as ak19962297). Read Fri, Oct 2, 2026, 12:04 AM UTC.