Alaska earthquakes

M1.7 earthquake 81 km WSW of Adak, Alaska

A magnitude 1.7 earthquake struck 81 km WSW of Adak, Alaska on Sat, Jun 18, 2016, 4:22 PM HADT (01:22 UTC), 56 km (35 mi) below the surface.

A larger quake followed: M5.3 130 km WSW of Adak, Alaska. This one was a foreshock.

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The earthquake

Magnitude
1.7 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2016-06-19 01:22:33 UTC
Depth
55.8 km (34.7 mi), shallow
Epicenter
51.521° N, 177.674° 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
20

Nearby

Within 100 km, magnitude 1.5 and up: 185 in the 60 days after this one and 94 in the 30 days before it.

After

The first 60 of 185.

Before

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0167utmkf4 (also filed as ak13680717). Read Sun, Oct 4, 2026, 9:10 AM UTC.