3.0

M3.0 Earthquake 138 km SE of Akutan, AlaskaApril 23, 2026

2026-04-23 22:23:48 UTC (3 hours ago)

On April 23, 2026 at 22:23 UTC, a magnitude 3.0 shallow crustal earthquake struck 138 km SE of Akutan, Alaska, at a depth of 28.4 km and coordinates 53.3020°, -164.2240°.

Map showing earthquake epicenter at 53.30°, -164.22°

Earthquake Details

Magnitude
3.0 ml
Depth
28.4 km
shallow crustal
Location
53.3020°N
-164.2240°E

Technical Information

Event ID
aka2026hzhwnf
Event Type
earthquake
Status
✓ Reviewed
Significance
138
Stations Used
32
Azimuthal Gap
221.0°
Min Station Distance
1.200°
RMS Residual
0.70 sec
Last Updated
2026-04-23 23:55:22 UTC

Common Questions

How strong was the magnitude 3.0 earthquake near Akutan, Alaska?

The magnitude 3.0 earthquake that struck 138 km SE of Akutan, Alaska on April 23, 2026 at 22:23 UTC had a depth of 28.4 km. For context, this was a minor earthquake typically detected only by instruments.

Were there aftershocks?

Aftershock activity is monitored continuously by the USGS. Aftershock sequences from magnitude 3.0 earthquakes can continue for several days and gradually diminish over time.

What should I do after an earthquake?

If you were in the affected area: check yourself and others for injuries, inspect your home for damage, and be prepared for aftershocks. For detailed guidance, see our earthquake safety guide and emergency planning resources.