Alaska earthquakes

M3.0 earthquake 122 km SSE of Sand Point, Alaska

A magnitude 3.0 earthquake struck 122 km SSE of Sand Point, Alaska on Sat, Jul 22, 2023, 8:08 PM AKDT (04:08 UTC), 33 km (21 mi) below the surface.

A larger quake followed: M5.6 85 km SSW 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: 3.0 (ml), minor
Local time: Sat, Jul 22, 2023, 8:08 PM AKDT
UTC: 2023-07-23 04:08:33 UTC
Depth: 33.1 km (20.6 mi), shallow
Epicenter: 54.315° N, 159.791° 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 7.0 km horizontally, 11.7 km in depth
Magnitude uncertainty: ±0.13
Depth from: From location
Station coverage gap: 233°, poorly surrounded by stations
Stations used: 17

Nearest places

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

Sand Point, AlaskaPopulation 1,064. Forecast122 kmSSE

Nearby

Within 100 km, magnitude 1.5 and up: at least 201 in the 60 days after this one and 169 in the 30 days before it.

After

The first 60 of at least 201.

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000kx2v (also filed as ak0239dg2b81). Read Tue, Sep 29, 2026, 11:41 PM UTC.