Alaska earthquakes

M2.8 earthquake 127 km SSE of Sand Point, Alaska

A magnitude 2.8 earthquake struck 127 km SSE of Sand Point, Alaska on Fri, Jun 18, 2021, 5:00 AM AKDT (13:00 UTC), 28 km (18 mi) below the surface.

A larger quake followed: M3.3 100 km SSE of Sand Point, 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: Fri, Jun 18, 2021, 5:00 AM AKDT
UTC: 2021-06-18 13:00:15 UTC
Depth: 28.4 km (17.7 mi), shallow
Epicenter: 54.294° N, 159.687° 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 4.9 km horizontally, 11.9 km in depth
Magnitude uncertainty: ±0.09
Depth from: From location
Station coverage gap: 214°, poorly surrounded by stations
Stations used: 31

Nearest places

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

Sand Point, AlaskaPopulation 1,064. Forecast127 kmSSE

Nearby

Within 100 km, magnitude 1.5 and up: 200 in the 60 days after this one and 0 in the 30 days before it.

After

The first 60 of 200.

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000f73l (also filed as ak0217rpkcwl). Read Wed, Sep 23, 2026, 6:21 PM UTC.