Alaska earthquakes

M2.9 earthquake 50 km SW of Nelson Lagoon, Alaska

A magnitude 2.9 earthquake struck 50 km SW of Nelson Lagoon, Alaska on Fri, Sep 25, 2020, 9:34 PM AKDT (05:34 UTC), 159 km (99 mi) below the surface.

A larger quake followed: M3.3 19 km ENE of Sand Point, Alaska. This one was a foreshock.

King Cove forecast More in Alaska

Map

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

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The earthquake

Magnitude: 2.9 (ml), micro
Local time: Fri, Sep 25, 2020, 9:34 PM AKDT
UTC: 2020-09-26 05:34:34 UTC
Depth: 159.1 km (98.9 mi), intermediate-depth
Epicenter: 55.633° N, 161.672° 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.

Location uncertainty: About 3.5 km horizontally, 5.0 km in depth
Magnitude uncertainty: ±0.07
Depth from: From location
Station coverage gap: 87°
Stations used: 40

Nearest places

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

King Cove, AlaskaPopulation 1,009. Forecast76 kmNNE

Nearby

Within 100 km, magnitude 1.5 and up: 32 in the 60 days after this one and 14 in the 30 days before it.

After

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000c6ab (also filed as ak020cema8cv). Read Mon, Sep 28, 2026, 5:07 AM UTC.