Alaska earthquakes

M4.6 earthquake 167 km S of False Pass, Alaska

A magnitude 4.6 earthquake struck 167 km S of False Pass, Alaska on Sat, Mar 17, 2018, 11:31 AM AKDT (19:31 UTC), 12 km (7 mi) below the surface.

King Cove 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: 4.6 (mb), light
Local time: Sat, Mar 17, 2018, 11:31 AM AKDT
UTC: 2018-03-17 19:31:39 UTC
Depth: 11.9 km (7.4 mi), shallow
Epicenter: 53.374° N, 162.986° 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.

Location uncertainty: About 4.9 km horizontally, 4.3 km in depth
Magnitude uncertainty: ±0.06
Depth from: From location
Station coverage gap: 167°
Stations used: 213

Nearest places

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

King Cove, AlaskaPopulation 1,009. Forecast193 kmSSW

Nearby

Within 100 km, magnitude 1.6 and up: 101 in the 60 days after this one and 18 in the 30 days before it.

After

The first 60 of 101.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us1000d5r5 (also filed as ak18704258, ak0183i0ccfz). Read Wed, Sep 30, 2026, 11:50 PM UTC.