Alaska earthquakes

M2.7 earthquake 159 km ESE of McCarthy, Alaska

A magnitude 2.7 earthquake struck 159 km ESE of McCarthy, Alaska on Tue, May 19, 2026, 9:42 AM AKDT (17:42 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M5.2 122 km SE of McCarthy, Alaska. This one was a foreshock.

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The earthquake

Magnitude: 2.7 (ML, local (Richter)), micro
Magnitude from: USGS National Earthquake Information Center
Local time: Tue, May 19, 2026, 9:42 AM AKDT
UTC: 2026-05-19 17:42:45 UTC
Depth: 5.0 km (3.1 mi), shallow
Epicenter: 61.103° N, 140.033° W
Region: Alaska
Tsunami flag: No
Status: Reviewed by a seismologist

Magnitude estimates

Different scales measure different things and differ by a few tenths. The USGS marks one as preferred, and it is the one this page uses.

Mag.	Scale	Computed by	Notes
2.7	ML, local (Richter)	USGS National Earthquake Information Center	Preferred · Reviewed · ±0.046 · 62 stations
2.8	ML, local (Richter)	Alaska Earthquake Center	Reviewed · ±0.1 · 13 stations

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 2.6 km horizontally, 2.0 km in depth
Magnitude uncertainty: ±0.05
Depth from: Operator assigned
Station coverage gap: 72°
Stations used: 30

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: at least 200 in the 60 days after this one and at least 200 in the 30 days before it.

After

The first 60 of at least 200.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000syt0 (also filed as aka2026jwglwv). Read Thu, Oct 1, 2026, 9:49 PM UTC.