Alaska earthquakes

M2.8 earthquake 14 km SW of Willow, Alaska

A magnitude 2.8 earthquake struck 14 km SW of Willow, Alaska on Fri, Oct 25, 2019, 7:23 AM AKDT (15:23 UTC), 40 km (25 mi) below the surface.

A larger quake followed: M4.1 15 km SSE of Susitna, Alaska. This one was a foreshock.

Willow 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: 2.8 (ml), micro
Local time: Fri, Oct 25, 2019, 7:23 AM AKDT
UTC: 2019-10-25 15:23:59 UTC
Depth: 40.4 km (25.1 mi), shallow
Epicenter: 61.671° N, 150.262° W
Region: Alaska
Felt reports: 1
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.

Strongest estimated: I, not felt shaking
Peak ground acceleration: 0.1% of gravity
Peak ground velocity: -4.1 cm/s
Map: Automatic

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

Did you feel it?

1 person reported to the USGS what they felt; the strongest reported shaking was II, weak shaking.

How well it is located

Reviewed by a seismologist.

Stations used: 101

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 198 in the 60 days after this one and 143 in the 30 days before it.

After

The first 60 of 198.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak019dp37z9i (also filed as us600062wt). Read Tue, Sep 29, 2026, 9:45 AM UTC.