Alaska earthquakes

M3.0 earthquake 289 km SE of Chiniak, Alaska

A magnitude 3.0 earthquake struck 289 km SE of Chiniak, Alaska on Fri, Feb 27, 2026, 8:10 AM AKST (17:10 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M3.4 213 km SE of Chiniak, Alaska. This one was a foreshock.

More in Alaska

Map

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

Open the live map with earthquakes

The earthquake

Magnitude
3.0 (ml), minor
Local time
UTC
2026-02-27 17:10:48 UTC
Depth
10.0 km (6.2 mi), shallow
Epicenter
55.563° N, 149.383° W
Region
Alaska
Strongest shaking
I, not felt 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.

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 8.5 km horizontally, 2.0 km in depth
Magnitude uncertainty
±0.07
Depth from
Operator assigned
Station coverage gap
201°, poorly surrounded by stations
Stations used
67

Nearby

Within 100 km, magnitude 1.5 and up: 13 in the 60 days after this one and 6 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 us7000s1c3 (also filed as aka2026ebyoks). Read Tue, Sep 29, 2026, 8:08 PM UTC.