Alaska earthquakes

M2.6 earthquake 67 km ENE of Atka, Alaska

A magnitude 2.6 earthquake struck 67 km ENE of Atka, Alaska on Mon, May 1, 2017, 8:44 AM HADT (17:44 UTC), 101 km (63 mi) below the surface.

A larger quake followed: M5.4 71 km SE of Atka, Alaska. This one was a foreshock.

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The earthquake

Magnitude: 2.6 (ML, local (Richter)), micro
Magnitude from: USGS National Earthquake Information Center
Local time: Mon, May 1, 2017, 8:44 AM HADT
UTC: 2017-05-01 17:44:45 UTC
Depth: 101.4 km (63.0 mi), intermediate-depth
Epicenter: 52.409° N, 173.277° 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
2.6	ML, local (Richter)	USGS National Earthquake Information Center	Preferred · Reviewed
2.6	ML, local (Richter)	Alaska Earthquake Center	Preliminary

Did you feel it?

No one has reported feeling this quake to the USGS.

How well it is located

Reviewed by a seismologist.

Location uncertainty: About 30.0 km horizontally, 9.9 km in depth
Stations used: 15

Nearby

Within 100 km, magnitude 1.5 and up: 33 in the 60 days after this one and 17 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 us10008rmv (also filed as ak16020679, ak0175keew21). Read Sat, Oct 3, 2026, 11:18 AM UTC.