Alaska earthquakes

M2.2 earthquake 88 km NNW of Karluk, Alaska

A magnitude 2.2 earthquake struck 88 km NNW of Karluk, Alaska on Mon, Oct 9, 2017, 6:54 AM AKDT (14:54 UTC), 106 km (66 mi) below the surface.

A larger quake followed: M3.6 46 km N of Karluk, 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
2.2 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2017-10-09 14:54:04 UTC
Depth
106.3 km (66.1 mi), intermediate-depth
Epicenter
58.330° N, 154.902° 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.ScaleComputed byNotes
2.2ML, local (Richter)Alaska Earthquake CenterPreferred · Preliminary
2.2ML, local (Richter)USGS National Earthquake Information CenterReviewed

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
38

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 103 in the 60 days after this one and 63 in the 30 days before it.

After

The first 60 of 103.

Before

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak017cym7ipi (also filed as ak17000088, us2000b348). Read Fri, Oct 2, 2026, 3:15 PM UTC.