Alaska earthquakes

M2.8 earthquake 44 km WNW of Nanwalek, Alaska

A magnitude 2.8 earthquake struck 44 km WNW of Nanwalek, Alaska on Thu, Jul 15, 2021, 11:14 PM AKDT (07:14 UTC), 76 km (47 mi) below the surface.

A larger quake followed: M2.9 3 km ENE of Kachemak, 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: 2.8 (ml), micro
Local time: Thu, Jul 15, 2021, 11:14 PM AKDT
UTC: 2021-07-16 07:14:17 UTC
Depth: 75.5 km (46.9 mi), intermediate-depth
Epicenter: 59.495° N, 152.655° 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: 164

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 ak02191x4fui (also filed as us7000emfq). Read Thu, Sep 24, 2026, 12:16 AM UTC.