What the records say
- When
- 25 Oct 1622
- Kind
- Earthquake
- Magnitude
- 7.0
- Where
- China
- Coordinates
- 36.50° N, 106.30° E
- Deaths
- 12000
- Houses destroyed
- 11800
- Intensity mmi
- 10
Placed at the area, not an exact site.
1622 North Guyuan earthquake
Earthquake in Ningxia, China
The 1622 North Guyuan earthquake struck Ningxia, China on 25 October with a magnitude of 7.0 Ms 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", with a mid-seismogenic depth of about 15 kilometres (9.3 mi).
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The source
- NCEI significant earthquakes, tsunamis and volcanic eruptionsNOAA National Centers for Environmental InformationPublic domainSource page