4.4

M4.4 Earthquake 279 km SSE of Amahai, IndonesiaApril 18, 2026

2026-04-18 04:37:12 UTC (1 day ago)

On April 18, 2026 at 04:37 UTC, a magnitude 4.4 intermediate depth earthquake struck 279 km SSE of Amahai, Indonesia, at a depth of 205.3 km and coordinates -5.6651°, 129.9006°.

Map showing earthquake epicenter at -5.67°, 129.90°

Earthquake Details

Magnitude
4.4 mb
Depth
205.3 km
intermediate depth
Location
-5.6651°N
129.9006°E

Technical Information

Event ID
us6000sr22
Event Type
earthquake
Status
✓ Reviewed
Significance
298
Stations Used
20
Azimuthal Gap
82.0°
Min Station Distance
1.135°
RMS Residual
0.87 sec
Last Updated
2026-04-18 05:11:15 UTC

Common Questions

How strong was the magnitude 4.4 earthquake near Amahai, Indonesia?

The magnitude 4.4 earthquake that struck 279 km SSE of Amahai, Indonesia on April 18, 2026 at 04:37 UTC had a depth of 205.3 km. For context, this was a light earthquake commonly felt near the epicenter.

Were there aftershocks?

Aftershock activity is monitored continuously by the USGS. Aftershock sequences from magnitude 4.4 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.