Alaska earthquakes

M1.7 earthquake 60 km NNW of Karluk, Alaska

A magnitude 1.7 earthquake struck 60 km NNW of Karluk, Alaska on Tue, Jul 17, 2018, 3:12 PM AKDT (23:12 UTC), 93 km (57 mi) below the surface.

A larger quake followed: M3.0 59 km SW of Karluk, Alaska. This one was a foreshock.

Womens Bay 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: 1.7 (ML, local (Richter)), micro
Magnitude from: Alaska Earthquake Center
Local time: Tue, Jul 17, 2018, 3:12 PM AKDT
UTC: 2018-07-17 23:12:26 UTC
Depth: 92.5 km (57.5 mi), intermediate-depth
Epicenter: 58.080° N, 154.805° 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
1.7	ML, local (Richter)	Alaska Earthquake Center	Preferred · Preliminary
1.7	ML, local (Richter)	AACSE	Preliminary

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: 48

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 47 in the 30 days before it.

After

The first 60 of 103.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak01893u6bbq (also filed as ak19921593, aacse01893u6bbq). Read Thu, Oct 1, 2026, 5:50 AM UTC.