Alaska earthquakes

M2.3 earthquake 33 km WNW of Nanwalek, Alaska

A magnitude 2.3 earthquake struck 33 km WNW of Nanwalek, Alaska on Mon, Feb 18, 2019, 4:33 AM AKST (13:33 UTC), 82 km (51 mi) below the surface.

A larger quake followed: M2.5 15 km SSE of Fox River, Alaska. This one was a foreshock.

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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: 2.3 (ml), micro
Local time: Mon, Feb 18, 2019, 4:33 AM AKST
UTC: 2019-02-18 13:33:52 UTC
Depth: 81.8 km (50.8 mi), intermediate-depth
Epicenter: 59.523° N, 152.413° W
Region: Alaska
Tsunami flag: No
Status: Reviewed by a seismologist

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: 88

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 200 in the 60 days after this one and 0 in the 30 days before it.

After

The first 60 of 200.

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0192999tpz (also filed as us2000jjix). Read Tue, Sep 22, 2026, 10:28 PM UTC.