4.3

M4.3 Earthquake 19 km W of Neijiang, ChinaApril 16, 2026

2026-04-16 22:22:35 UTC (2 days ago)

On April 16, 2026 at 22:22 UTC, a magnitude 4.3 shallow crustal earthquake struck 19 km W of Neijiang, China, at a depth of 10.0 km and coordinates 29.5901°, 104.8632°.

Map showing earthquake epicenter at 29.59°, 104.86°

Earthquake Details

Magnitude
4.3 mb
Depth
10.0 km
shallow crustal
Location
29.5901°N
104.8632°E

Technical Information

Event ID
us6000sqnd
Event Type
earthquake
Status
✓ Reviewed
Significance
284
Stations Used
31
Azimuthal Gap
153.0°
Min Station Distance
4.078°
RMS Residual
0.81 sec
Last Updated
2026-04-17 01:49:44 UTC

Common Questions

How strong was the magnitude 4.3 earthquake near Neijiang, China?

The magnitude 4.3 earthquake that struck 19 km W of Neijiang, China on April 16, 2026 at 22:22 UTC had a depth of 10.0 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 4.3 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.