Alaska earthquakes

M2.6 earthquake 233 km W of Adak, Alaska

A magnitude 2.6 earthquake struck 233 km W of Adak, Alaska on Tue, Jul 19, 2022, 9:58 PM HADT (06:58 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M4.6 240 km WNW of Adak, Alaska. This one was a foreshock.

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The earthquake

Magnitude: 2.6 (ml), micro
Local time: Tue, Jul 19, 2022, 9:58 PM HADT
UTC: 2022-07-20 06:58:19 UTC
Depth: 10.0 km (6.2 mi), shallow
Epicenter: 51.693° N, 179.990° E
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 1.3 km horizontally, 2.0 km in depth
Magnitude uncertainty: ±0.12
Depth from: Operator assigned
Station coverage gap: 150°
Stations used: 13

Nearby

Within 100 km, magnitude 1.5 and up: 157 in the 60 days after this one and 112 in the 30 days before it.

After

The first 60 of 157.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000hs9w (also filed as av91066583, ak02298ixtxq). Read Thu, Oct 1, 2026, 12:37 AM UTC.