Earthquake · Alaska

Magnitude 5 earthquake near Sand Point, Alaska

USGS reports a magnitude 5 earthquake 80 km SSE of Sand Point, Alaska, at 2:40 AM AKDT on Tuesday, October 20, 2026. The quake was 51 km deep.

Key facts

Magnitude
5 (ml)
Location
80 km SSE of Sand Point, Alaska
Time
2:40 AM AKDT, Tuesday, October 20, 2026
Depth
51 km
Tsunami
USGS flagged tsunami potential: check tsunami.gov
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What to do

During shaking, Drop, Cover, and Hold On. Stay where you are until the shaking stops. Expect aftershocks and be ready to repeat these steps.

After the shaking, check for gas leaks and damage. Stay out of damaged buildings.

The USGS record for this event lists a tsunami flag. If you are near the coast, follow instructions from local officials and the National Weather Service tsunami warning centers.

Context

Within 100 km of this location, USGS records since 2000 show 520 earthquakes of magnitude 4 or greater. Of those, 79 were magnitude 5 or greater.

These counts cover only earthquakes in the USGS catalog for that area. They show this region is seismically active, but they do not predict what will happen next.

History here

USGS records 520 earthquakes of magnitude 4 or more within 100 km of this epicenter since 2000, 79 of them magnitude 5 or more.

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Questions

Was there an earthquake near Sand Point, Alaska?
Yes. USGS reports a magnitude 5 earthquake 80 km SSE of Sand Point at 2:40 AM AKDT on Tuesday, October 20, 2026.
How deep was the Sand Point earthquake?
USGS puts the depth at 51 km.
Is there a tsunami threat from the Sand Point earthquake?
The USGS record for this event lists a tsunami flag. People near the coast should follow guidance from local officials and the National Weather Service tsunami warning centers.

Sources

  1. USGS: M 5 80 km SSE of Sand Point, Alaska usgs.gov
  2. USGS earthquake catalog (history count) usgs.gov

How this page is made. The Herebeat Hazard Desk builds event pages from official U.S. government data (National Weather Service, USGS, FEMA). The text is written with AI from that data; every number and quote is checked against the official source automatically before publishing, and the page is updated when the agency updates the event. The official source is always the reference. Spotted a mistake? info@herebeat.app. About the Hazard Desk.