3.3

M3.3 Earthquake 87 km SSE of Nikolski, AlaskaApril 24, 2026

2026-04-24 12:12:39 UTC (10 hours ago)

On April 24, 2026 at 12:12 UTC, a magnitude 3.3 shallow crustal earthquake struck 87 km SSE of Nikolski, Alaska, at a depth of 2.7 km and coordinates 52.2490°, -168.2310°.

Map showing earthquake epicenter at 52.25°, -168.23°

Earthquake Details

Magnitude
3.3 ml
Depth
2.7 km
shallow crustal
Location
52.2490°N
-168.2310°E

Technical Information

Event ID
aka2026iajiud
Event Type
earthquake
Status
✓ Reviewed
Significance
168
Stations Used
45
Azimuthal Gap
218.0°
Min Station Distance
0.800°
RMS Residual
0.90 sec
Last Updated
2026-04-24 19:23:05 UTC

Common Questions

How strong was the magnitude 3.3 earthquake near Nikolski, Alaska?

The magnitude 3.3 earthquake that struck 87 km SSE of Nikolski, Alaska on April 24, 2026 at 12:12 UTC had a depth of 2.7 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 3.3 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.