Alaska earthquakes

M2.5 earthquake 83 km E of Chignik, Alaska

A magnitude 2.5 earthquake struck 83 km E of Chignik, Alaska on Wed, Jul 26, 2017, 10:52 PM AKDT (06:52 UTC), 46 km (29 mi) below the surface.

A larger quake followed: M3.4 95 km ESE of Chignik, Alaska. This one was a foreshock.

Sand Point 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: 2.5 (ML, local (Richter)), micro
Magnitude from: Alaska Earthquake Center
Local time: Wed, Jul 26, 2017, 10:52 PM AKDT
UTC: 2017-07-27 06:52:39 UTC
Depth: 46.4 km (28.8 mi), shallow
Epicenter: 56.312° N, 157.059° W
Region: Alaska
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?

No one has reported feeling this quake to the USGS.

How well it is located

Reviewed by a seismologist.

Stations used: 60

Nearest places

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

Sand Point, AlaskaPopulation 1,064. Forecast241 kmENE

Nearby

Within 100 km, magnitude 1.5 and up: 40 in the 60 days after this one and 19 in the 30 days before it.

After

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0179k3o0nd (also filed as ak16377167, us2000abxf). Read Fri, Oct 2, 2026, 11:25 AM UTC.