The 1622 North Guyuan earthquake struck Ningxia,

China China, officially the People's Republic of China (PRC), is a country in East Asia. It is the world's most populous country, with a population exceeding 1.4 billion, slightly ahead of India. China spans the equivalent of five time zones and ...

on 25 October with a magnitude of 7.0 and a maximum Mercalli intensity of X (''Extreme''). It was the only recorded big earthquake in western China for 148 years, between 1561 and 1709. The earthquake occurred on the "rake of the

Zhongwei-Tongxin fault The Zhongwei-Tongxin fault or Tianjingshan fault is an arcuate sinistral (left-lateral) strike-slip zone, forming one of the major structures on the northeastern margin of Tibetan plateau. Six paleoearthquake events in the past 14,000 years have be ...

", with a mid-seismogenic depth of about .

References

Earthquakes in Ningxia 1620s earthquakes 1622 natural disasters 1622 in China Disasters in Ming dynasty {{Asia-earthquake-stub

See also

References