Alaska earthquakes

M2.2 earthquake 62 km N of Karluk, Alaska

A magnitude 2.2 earthquake struck 62 km N of Karluk, Alaska on Fri, Jul 27, 2018, 1:11 PM AKDT (21:11 UTC), 11 km (7 mi) below the surface.

A larger quake followed: M3.0 70 km N of Larsen Bay, Alaska. This one was a foreshock.

Womens Bay forecastMore in Alaska

Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
2.2 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2018-07-27 21:11:50 UTC
Depth
10.8 km (6.7 mi), shallow
Epicenter
58.122° N, 154.658° 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)AACSEPreliminary
2.04ML, local (Richter)AVFinal · ±0.297 · 6 stations

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
36

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 106 in the 60 days after this one and 46 in the 30 days before it.

After

The first 60 of 106.

Before

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0189kccr6j (also filed as ak19975023, av61752501, aacse0189kccr6j). Read Fri, Oct 2, 2026, 2:47 PM UTC.