Alaska earthquakes

M3.5 earthquake 74 km ESE of Chiniak, Alaska

A magnitude 3.5 earthquake struck 74 km ESE of Chiniak, Alaska on Thu, Nov 6, 2025, 10:45 AM AKST (19:45 UTC), 19 km (12 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
3.5 (ML, local (Richter)), minor
Magnitude from
Alaska Earthquake Center
Local time
UTC
2025-11-06 19:45:55 UTC
Depth
18.6 km (11.6 mi), shallow
Epicenter
57.346° N, 151.137° 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.ScaleComputed byNotes
3.5ML, local (Richter)Alaska Earthquake CenterPreferred · Preliminary
4.1mb, body-waveUSGS National Earthquake Information CenterReviewed · ±0.185 · 8 stations

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.

Stations used
61

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 6 in the 60 days after this one and 4 in the 30 days before it.

After

Before

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak025e906kzi (also filed as us6000rlz2). Read Thu, Oct 1, 2026, 8:08 AM UTC.