Alaska earthquakes

M2.8 earthquake Alaska Peninsula

A magnitude 2.8 earthquake struck in the Alaska Peninsula on Mon, Jul 23, 2018, 6:44 AM AKDT (14:44 UTC), 24 km (15 mi) below the surface.

A larger quake followed: M3.5 114 km S of Sand Point, Alaska. This one was a foreshock.

King Cove forecast More 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: 2.8 (ml), micro
Local time: Mon, Jul 23, 2018, 6:44 AM AKDT
UTC: 2018-07-23 14:44:14 UTC
Depth: 24.5 km (15.2 mi), shallow
Epicenter: 54.179° N, 161.907° 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 3.1 km horizontally, 11.3 km in depth
Magnitude uncertainty: ±0.12
Depth from: From location
Station coverage gap: 231°, poorly surrounded by stations
Stations used: 24

Nearest places

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

King Cove, AlaskaPopulation 1,009. Forecast102 kmSSE

Nearby

Within 100 km, magnitude 1.5 and up: 76 in the 60 days after this one and 55 in the 30 days before it.

After

The first 60 of 76.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us2000gbv4 (also filed as ak0189dm8bzf, ak19963306, aacse0189dm8bzf). Read Wed, Sep 30, 2026, 9:50 AM UTC.