Alaska earthquakes

M1.9 earthquake 3 km SW of Healy, Alaska

A magnitude 1.9 earthquake struck 3 km SW of Healy, Alaska on Wed, Jul 21, 2021, 11:07 PM AKDT (07:07 UTC), 120 km (75 mi) below the surface.

A larger quake followed: M3.5 50 km E of Denali National 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
1.9 (ml), micro
Local time
UTC
2021-07-22 07:07:43 UTC
Depth
120.1 km (74.6 mi), intermediate-depth
Epicenter
63.840° N, 149.021° 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
82

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 80 in the 60 days after this one and 43 in the 30 days before it.

After

The first 60 of 80.

Before

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0219bub2vn. Read Sat, Sep 26, 2026, 1:18 AM UTC.