4.5

M4.5 Earthquake 20 km NNW of Wujia, ChinaApril 13, 2026

2026-04-13 08:39:50 UTC (2026-04-13)

On April 13, 2026 at 08:39 UTC, a magnitude 4.5 shallow crustal earthquake struck 20 km NNW of Wujia, China, at a depth of 10.0 km and coordinates 29.7974°, 105.2952°. This earthquake was detected by 45 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 29.80°, 105.30°

Earthquake Details

Magnitude
4.5 mb
Depth
10.0 km
shallow crustal
Location
29.7974°N
105.2952°E

Technical Information

Event ID
us6000splu
Event Type
earthquake
Status
✓ Reviewed
Significance
312
Stations Used
45
Azimuthal Gap
70.0°
Min Station Distance
10.518°
RMS Residual
0.54 sec
Last Updated
2026-04-13 09:00:47 UTC

Common Questions

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

The magnitude 4.5 earthquake that struck 20 km NNW of Wujia, China on April 13, 2026 at 08:39 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 29.7974°, 105.2952°, which is 20 km NNW of Wujia, 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.