Alaska earthquakes

M1.6 earthquake 48 km W of Tyonek, Alaska

A magnitude 1.6 earthquake struck 48 km W of Tyonek, Alaska on Tue, Jun 27, 2017, 3:56 PM AKDT (23:56 UTC), 91 km (56 mi) below the surface.

A larger quake followed: M4.3 26 km WNW of Kalifornsky, 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
1.6 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2017-06-27 23:56:44 UTC
Depth
90.8 km (56.4 mi), intermediate-depth
Epicenter
61.037° N, 152.041° 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
35

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 193 in the 60 days after this one and 83 in the 30 days before it.

After

The first 60 of 193.

Before

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak01786roud2 (also filed as ak16365045). Read Sun, Oct 4, 2026, 6:04 AM UTC.