M7.7 earthquake near Wuwei, Gansu

What happened

A magnitude 7.7 earthquake struck 31 km SSW of Wuwei, China on 22 May 1927, 22:32 UTC at a depth of 15 km.

Earthquakes of this size are classed as Major. Can cause serious damage over large areas. This was a shallow earthquake, which tends to be felt more strongly at the surface.

The nearest town in our records is Wuwei, about 31 km away in Gansu, China.