Alaska earthquakes

M1.5 earthquake 12 km NW of Willow, Alaska

A magnitude 1.5 earthquake struck 12 km NW of Willow, Alaska on Wed, Oct 28, 2020, 4:11 AM AKDT (12:11 UTC), 46 km (28 mi) below the surface.

A larger quake followed: M5.1 2 km E of Big Lake, Alaska. This one was a foreshock.

Willow 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
1.5 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2020-10-28 12:11:30 UTC
Depth
45.8 km (28.5 mi), shallow
Epicenter
61.821° N, 150.206° 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
48

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: at least 200 in the 60 days after this one and 130 in the 30 days before it.

After

The first 60 of at least 200.

Before

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak020dvnifk9. Read Thu, Oct 1, 2026, 9:19 PM UTC.