Alaska earthquakes

M2.5 earthquake 12 km ESE of Healy, Alaska

A magnitude 2.5 earthquake struck 12 km ESE of Healy, Alaska on Wed, Aug 11, 2021, 5:49 PM AKDT (01:49 UTC), 100 km (62 mi) below the surface.

A larger quake followed: M3.2 44 km WSW of Denali Park, Alaska. This one was a foreshock.

Healy forecastMore in Alaska

Map

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

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The earthquake

Magnitude
2.5 (ml), micro
Local time
UTC
2021-08-12 01:49:52 UTC
Depth
99.5 km (61.8 mi), intermediate-depth
Epicenter
63.816° N, 148.727° 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
89

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 86 in the 60 days after this one and 36 in the 30 days before it.

After

The first 60 of 86.

Before

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021aah9sdu (also filed as us6000f4dc). Read Sat, Sep 26, 2026, 7:48 AM UTC.