Alaska earthquakes

M1.6 earthquake 48 km S of Nelchina, Alaska

A magnitude 1.6 earthquake struck 48 km S of Nelchina, Alaska on Fri, Jan 29, 2021, 1:24 PM AKST (22:24 UTC), 20 km (12 mi) below the surface.

A larger quake followed: M3.8 30 km S of Nelchina, Alaska. This one was a foreshock.

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Map

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

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The earthquake

Magnitude
1.6 (ml), micro
Local time
UTC
2021-01-29 22:24:11 UTC
Depth
19.8 km (12.3 mi), shallow
Epicenter
61.559° N, 146.637° W
Region
Alaska
Felt reports
1
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

1 person reported to the USGS what they felt; the strongest reported shaking was II, weak shaking.

Did You Feel It? map: shaking reported by the public
Shaking reported by the public, by area. Map: USGS Did You Feel It?

How well it is located

Reviewed by a seismologist.

Stations used
41

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 96 in the 60 days after this one and 59 in the 30 days before it.

After

The first 60 of 96.

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0211cbtrn4. Read Sun, Sep 27, 2026, 5:30 AM UTC.