Alaska earthquakes

M3.7 earthquake 51 km S of False Pass, Alaska

A magnitude 3.7 earthquake struck 51 km S of False Pass, Alaska on Fri, Aug 1, 2025, 2:12 PM AKDT (22:12 UTC), 11 km (7 mi) below the surface.

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Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
3.7 (ml), minor
Local time
UTC
2025-08-01 22:12:26 UTC
Depth
11.2 km (7.0 mi), shallow
Epicenter
54.399° N, 163.286° W
Region
Alaska
Strongest shaking
III, weak shaking
Tsunami flag
No
Status
Reviewed by a seismologist

Shaking

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

Strongest estimated
III, weak shaking
Peak ground acceleration
0.7% of gravity
Peak ground velocity
0.2 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 2.7 km horizontally, 8.2 km in depth
Magnitude uncertainty
±0.08
Depth from
From location
Station coverage gap
171°
Stations used
37

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 74 in the 60 days after this one and 85 in the 30 days before it.

After

The first 60 of 74.

Before

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000qxj7 (also filed as ak0259smn30t). Read Tue, Sep 29, 2026, 5:38 PM UTC.