Alaska earthquakes

M1.7 earthquake 18 km W of Dutch Harbor, Alaska

A magnitude 1.7 earthquake struck 18 km W of Dutch Harbor, Alaska on Fri, Sep 22, 2017, 9:48 AM AKDT (17:48 UTC), 7 km (4 mi) below the surface.

A larger quake followed: M4.7 83 km ENE of Nikolski, Alaska. This one was a foreshock.

Dutch Harbor forecastMore in Alaska

Map

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

Open the live map with earthquakes

The earthquake

Magnitude
1.7 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2017-09-22 17:48:01 UTC
Depth
6.5 km (4.0 mi), shallow
Epicenter
53.861° N, 166.820° 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
16

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 72 in the 60 days after this one and 50 in the 30 days before it.

After

The first 60 of 72.

Before

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak017c6jtmlw (also filed as ak16877700). Read Fri, Oct 2, 2026, 6:27 AM UTC.