Alaska earthquakes

M4.2 earthquake 200 km S of Sand Point, Alaska

A magnitude 4.2 earthquake struck 200 km S of Sand Point, Alaska on Tue, Feb 25, 2025, 6:59 AM AKST (15:59 UTC), 7 km (4 mi) below the surface.

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: 4.2 (mb, body-wave), light
Magnitude from: USGS National Earthquake Information Center
Local time: Tue, Feb 25, 2025, 6:59 AM AKST
UTC: 2025-02-25 15:59:08 UTC
Depth: 6.6 km (4.1 mi), shallow
Epicenter: 53.560° N, 160.021° W
Region: Alaska
Strongest shaking: I, not felt shaking
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
4.2	mb, body-wave	USGS National Earthquake Information Center	Preferred · Reviewed · ±0.098 · 32 stations
3.6	ML, local (Richter)	Alaska Earthquake Center	Preliminary

Shaking

The USGS ShakeMap: shaking estimated from seismic stations and the quake’s size, on the Modified Mercalli intensity scale.

Strongest estimated: I, not felt shaking
Peak ground acceleration: 0.0% of gravity
Peak ground velocity: 0.0 cm/s
Map: Automatic

USGS ShakeMap: estimated shaking intensity around the epicenter — Estimated shaking intensity. Map: USGS ShakeMap.

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 6.5 km horizontally, 5.8 km in depth
Magnitude uncertainty: ±0.10
Depth from: From location
Station coverage gap: 164°
Stations used: 65

Nearest places

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

Sand Point, AlaskaPopulation 1,064. Forecast200 kmS

Nearby

Within 100 km, magnitude 1.5 and up: 37 in the 60 days after this one and 25 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 us6000pvcz (also filed as ak0252kvdn3s). Read Fri, Oct 2, 2026, 10:03 PM UTC.