Alaska earthquakes

M5.0 earthquake 66 km W of Atka, Alaska

A magnitude 5.0 earthquake struck 66 km W of Atka, Alaska on Sat, Jun 29, 2024, 2:10 AM HADT (11:10 UTC), 101 km (63 mi) below the surface.

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Map

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

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The earthquake

Magnitude
5.0 (mb, body-wave), moderate
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2024-06-29 11:10:33 UTC
Depth
101.4 km (63.0 mi), intermediate-depth
Epicenter
52.264° N, 175.164° W
Region
Alaska
Strongest shaking
IV, light shaking
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
5.0mb, body-waveUSGS National Earthquake Information CenterPreferred · Reviewed · ±0.022 · 635 stations
5.0mb, body-waveAlaska Earthquake CenterPreliminary

Shaking

The USGS ShakeMap: shaking estimated from seismic stations and the quake’s size, on the Modified Mercalli intensity scale.

Strongest estimated
IV, light shaking
Peak ground acceleration
1.1% of gravity
Peak ground velocity
0.3 cm/s
Map
Automatic
USGS ShakeMap: estimated shaking intensity around the epicenter
Estimated shaking intensity. Map: USGS ShakeMap.

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 6.8 km horizontally, 4.4 km in depth
Magnitude uncertainty
±0.02
Depth from
From location
Station coverage gap
129°
Stations used
91

Nearby

Within 100 km, magnitude 2.0 and up: 94 in the 60 days after this one and 30 in the 30 days before it.

After

The first 60 of 94.

Before

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000n95k (also filed as ak0248bivsu7). Read Sat, Oct 3, 2026, 1:30 PM UTC.