Alaska earthquakes

M2.8 earthquake 116 km SSE of Sand Point, Alaska

A magnitude 2.8 earthquake struck 116 km SSE of Sand Point, Alaska on Sat, Aug 20, 2022, 2:19 AM AKDT (10:19 UTC), 35 km (22 mi) below the surface.

A larger quake followed: M4.6 south of Alaska. This one was a foreshock.

Sand Point 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: 2.8 (ml), micro
Local time: Sat, Aug 20, 2022, 2:19 AM AKDT
UTC: 2022-08-20 10:19:15 UTC
Depth: 35.0 km (21.7 mi), shallow
Epicenter: 54.405° N, 159.663° 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 2.9 km horizontally, 2.0 km in depth
Magnitude uncertainty: ±0.09
Depth from: Operator assigned
Station coverage gap: 207°, poorly surrounded by stations
Stations used: 32

Nearest places

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

Sand Point, AlaskaPopulation 1,064. Forecast117 kmSSE

Nearby

Within 100 km, magnitude 1.5 and up: 191 in the 60 days after this one and 99 in the 30 days before it.

After

The first 60 of 191.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000ipgl (also filed as ak022anuqy8k). Read Tue, Sep 29, 2026, 2:17 AM UTC.