Alaska earthquakes

M2.7 earthquake 139 km SSE of Sand Point, Alaska

A magnitude 2.7 earthquake struck 139 km SSE of Sand Point, Alaska on Mon, Jul 12, 2021, 2:40 AM AKDT (10:40 UTC), 24 km (15 mi) below the surface.

A larger quake followed: M3.3 107 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: 2.7 (ml), micro
Local time: Mon, Jul 12, 2021, 2:40 AM AKDT
UTC: 2021-07-12 10:40:57 UTC
Depth: 24.1 km (15.0 mi), shallow
Epicenter: 54.177° N, 159.697° 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 7.4 km horizontally, 14.3 km in depth
Magnitude uncertainty: ±0.08
Depth from: From location
Station coverage gap: 217°, poorly surrounded by stations
Stations used: 37

Nearest places

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

Sand Point, AlaskaPopulation 1,064. Forecast139 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 us7000elb6 (also filed as ak0218vcx4fn). Read Wed, Sep 23, 2026, 11:24 PM UTC.