3.0

M3.0 Earthquake 120 km NNW of Chignik Lake, AlaskaApril 24, 2026

2026-04-24 09:36:39 UTC (3 hours ago)

On April 24, 2026 at 09:36 UTC, a magnitude 3.0 intermediate depth earthquake struck 120 km NNW of Chignik Lake, Alaska, at a depth of 152.9 km and coordinates 57.2350°, -159.6110°.

Map showing earthquake epicenter at 57.23°, -159.61°

Earthquake Details

Magnitude
3.0 ml
Depth
152.9 km
intermediate depth
Location
57.2350°N
-159.6110°E
Intensity (MMI)
1.0
weak

Technical Information

Event ID
aka2026iaeeag
Event Type
earthquake
Status
Automatic
Significance
138
Stations Used
45
Azimuthal Gap
312.0°
Min Station Distance
1.700°
RMS Residual
0.70 sec
Last Updated
2026-04-24 09:45:50 UTC

Common Questions

How strong was the magnitude 3.0 earthquake near Chignik Lake, Alaska?

The magnitude 3.0 earthquake that struck 120 km NNW of Chignik Lake, Alaska on April 24, 2026 at 09:36 UTC had a depth of 152.9 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.