Alaska earthquakes

M2.0 earthquake Alaska Peninsula

A magnitude 2.0 earthquake struck in the Alaska Peninsula on Fri, Jun 30, 2023, 11:33 PM AKDT (07:33 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M4.2 Alaska Peninsula. This one was a foreshock.

Naknek forecastMore in Alaska

Map

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

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The earthquake

Magnitude
2.0 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2023-07-01 07:33:33 UTC
Depth
4.6 km (2.9 mi), shallow
Epicenter
58.167° N, 155.373° 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.ScaleComputed byNotes
2.0ML, local (Richter)Alaska Earthquake CenterPreferred · Preliminary
1.8ML, local (Richter)AVFinal · ±0.202522829114613 · 16 stations

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
43

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 104 in the 30 days before it.

After

The first 60 of at least 200.

Before

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0238d46cbr (also filed as av91944751). Read Sat, Oct 3, 2026, 12:19 PM UTC.