Alaska earthquakes

M1.7 earthquake 71 km ESE of Halibut Cove, Alaska

A magnitude 1.7 earthquake struck 71 km ESE of Halibut Cove, Alaska on Tue, Oct 3, 2017, 6:59 AM AKDT (14:59 UTC), 8 km (5 mi) below the surface.

A larger quake followed: M3.3 60 km SSE of Port Graham, Alaska. This one was a foreshock.

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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
UTC
2017-10-03 14:59:23 UTC
Depth
7.9 km (4.9 mi), shallow
Epicenter
59.302° N, 150.111° W
Region
Alaska
Tsunami flag
No
Status
Reviewed by a seismologist

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
11

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 35 in the 60 days after this one and 12 in the 30 days before it.

After

Before

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak017cop0jtg (also filed as ak16994031). Read Sun, Oct 4, 2026, 9:20 AM UTC.