Alaska earthquakes

M1.8 earthquake 74 km NW of Yakutat, Alaska

A magnitude 1.8 earthquake struck 74 km NW of Yakutat, Alaska on Thu, Jul 22, 2021, 10:52 PM AKDT (06:52 UTC), 9 km (5 mi) below the surface.

A larger quake followed: M4.1 51 km NNW of Yakutat, 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
1.8 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2021-07-23 06:52:33 UTC
Depth
8.6 km (5.3 mi), shallow
Epicenter
59.961° N, 140.766° 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
32

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 178 in the 60 days after this one and 28 in the 30 days before it.

After

The first 60 of 178.

Before

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0219dhim4y. Read Thu, Oct 1, 2026, 10:31 PM UTC.