Alaska earthquakes

M2.5 earthquake 32 km NW of Tatitlek, Alaska

A magnitude 2.5 earthquake struck 32 km NW of Tatitlek, Alaska on Thu, Aug 24, 2017, 1:54 AM AKDT (09:54 UTC), 20 km (12 mi) below the surface.

A larger quake followed: M2.6 20 km WNW of Tatitlek, 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: 2.5 (ML, local (Richter)), micro
Magnitude from: Alaska Earthquake Center
Local time: Thu, Aug 24, 2017, 1:54 AM AKDT
UTC: 2017-08-24 09:54:03 UTC
Depth: 20.1 km (12.5 mi), shallow
Epicenter: 61.056° N, 147.135° W
Region: Alaska
Felt reports: 1
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.	Scale	Computed by	Notes
2.5	ML, local (Richter)	Alaska Earthquake Center	Preferred · Preliminary
2.5	ML, local (Richter)	USGS National Earthquake Information Center	Reviewed

Did you feel it?

1 person reported to the USGS what they felt; the strongest reported shaking was I, not felt shaking.

How well it is located

Reviewed by a seismologist.

Stations used: 77

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 105 in the 60 days after this one and 42 in the 30 days before it.

After

The first 60 of 105.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak017augidx8 (also filed as ak16648858, us2000ab9s). Read Sun, Oct 4, 2026, 8:18 AM UTC.