Alaska earthquakes

M2.3 earthquake 99 km SSE of Sand Point, Alaska

A magnitude 2.3 earthquake struck 99 km SSE of Sand Point, Alaska on Fri, Dec 23, 2022, 3:39 AM AKST (12:39 UTC), 22 km (14 mi) below the surface.

A larger quake followed: M4.6 51 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: 2.3 (ML, local (Richter)), micro
Magnitude from: USGS National Earthquake Information Center
Local time: Fri, Dec 23, 2022, 3:39 AM AKST
UTC: 2022-12-23 12:39:54 UTC
Depth: 22.2 km (13.8 mi), shallow
Epicenter: 54.564° N, 159.709° W
Region: Alaska
Tsunami flag: No
Status: Reviewed by a seismologist

Magnitude estimates

Different scales measure different things and differ by a few tenths. The USGS marks one as preferred, and it is the one this page uses.

Mag.	Scale	Computed by	Notes
2.3	ML, local (Richter)	USGS National Earthquake Information Center	Preferred · Reviewed · ±0.128 · 8 stations
2.5	ML, local (Richter)	Alaska Earthquake Center	Preliminary

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 3.4 km horizontally, 12.8 km in depth
Magnitude uncertainty: ±0.13
Depth from: From location
Station coverage gap: 256°, poorly surrounded by stations
Stations used: 16

Nearest places

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

Sand Point, AlaskaPopulation 1,064. Forecast100 kmSSE

Nearby

Within 100 km, magnitude 1.5 and up: 146 in the 60 days after this one and 60 in the 30 days before it.

After

The first 60 of 146.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000j3b3 (also filed as ak022gem8ko4). Read Thu, Oct 1, 2026, 12:15 PM UTC.