Alaska earthquakes

M3.6 earthquake 236 km S of Sand Point, Alaska

A magnitude 3.6 earthquake struck 236 km S of Sand Point, Alaska on Thu, Aug 27, 2020, 12:07 AM AKDT (08:07 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M4.3 146 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: 3.6 (mb), minor
Local time: Thu, Aug 27, 2020, 12:07 AM AKDT
UTC: 2020-08-27 08:07:59 UTC
Depth: 10.0 km (6.2 mi), shallow
Epicenter: 53.225° N, 160.051° 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 7.2 km horizontally, 2.0 km in depth
Magnitude uncertainty: ±0.25
Depth from: Operator assigned
Station coverage gap: 172°
Stations used: 56

Nearest places

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

Sand Point, AlaskaPopulation 1,064. Forecast237 kmS

Nearby

Within 100 km, magnitude 1.5 and up: 36 in the 60 days after this one and 7 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 us7000bm09 (also filed as ak020b11shsu). Read Tue, Sep 29, 2026, 2:37 AM UTC.