4.5

M4.5 Earthquake 83 km WSW of Shuanglong, ChinaApril 18, 2026

2026-04-18 14:26:11 UTC (2 days ago)

On April 18, 2026 at 14:26 UTC, a magnitude 4.5 shallow crustal earthquake struck 83 km WSW of Shuanglong, China, at a depth of 10.0 km and coordinates 28.3075°, 103.5102°. This earthquake was detected by 36 seismic stations with excellent location accuracy and was assigned a USGS significance rating of 312, placing it among routine seismic activity.

Map showing earthquake epicenter at 28.31°, 103.51°

Earthquake Details

Magnitude
4.5 mb
Depth
10.0 km
shallow crustal
Location
28.3075°N
103.5102°E

Technical Information

Event ID
us6000sr4f
Event Type
earthquake
Status
✓ Reviewed
Significance
312
Stations Used
36
Azimuthal Gap
68.0°
Min Station Distance
8.535°
RMS Residual
0.77 sec
Last Updated
2026-04-18 14:54:11 UTC

Common Questions

How strong was the magnitude 4.5 earthquake near Shuanglong, China?

The magnitude 4.5 earthquake that struck 83 km WSW of Shuanglong, China on April 18, 2026 at 14:26 UTC had a depth of 10.0 km. For context, this was a light earthquake commonly felt near the epicenter.

Where did the earthquake occur?

The earthquake epicenter was located at 28.3075°, 103.5102°, which is 83 km WSW of Shuanglong, China.

Were there aftershocks?

Aftershock activity is monitored continuously by the USGS. Aftershock sequences from magnitude 4.5 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.