1709 Zhongwei earthquake
| Local date | October 14, 1709 |
|---|---|
| Local time | morning |
| Magnitude | 7.5 Ms |
| Epicenter | 37°24′N 105°18′E / 37.4°N 105.3°E |
| Fault | Tianjingshan Fault |
| Type | Strike-slip |
| Areas affected | Zhongwei, Viceroy of Shan-Shaan, Qing Dynasty |
| Max. intensity | MMI X (Extreme) |
| Casualties | 2,032 dead |
The region of Ningxia (then part of Shaanxi, ruled by the Viceroy of Shan-Shaan) was struck by a major earthquake on the morning of 14 October 1709. It had an estimated magnitude of 7.5 Ms and a maximum felt intensity of X (extreme) on the Modified Mercalli intensity scale. The city of Zhongwei was badly damaged, including a section of the Great Wall. A total of 2,032 people were killed.