Alaska earthquakes

M3.5 earthquake 104 km SSE of Sand Point, Alaska

A magnitude 3.5 earthquake struck 104 km SSE of Sand Point, Alaska on Fri, Mar 26, 2021, 10:45 AM AKDT (18:45 UTC), 27 km (17 mi) below the surface.

A larger quake followed: M4.4 122 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: 3.5 (mb), minor
Local time: Fri, Mar 26, 2021, 10:45 AM AKDT
UTC: 2021-03-26 18:45:04 UTC
Depth: 27.1 km (16.9 mi), shallow
Epicenter: 54.544° N, 159.627° 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 5.4 km horizontally, 9.4 km in depth
Magnitude uncertainty: ±0.17
Depth from: From location
Station coverage gap: 187°, poorly surrounded by stations
Stations used: 148

Nearest places

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

Sand Point, AlaskaPopulation 1,064. Forecast104 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 us6000e3wx (also filed as ak0213wvnyhn). Read Wed, Sep 23, 2026, 11:15 PM UTC.