1718 Tongwei–Gansu earthquake
1718 CE.
Shown on the map at 35.050°, 105.033°.
An earthquake occurred on June 19, 1718, in Tongwei County, Gansu Province, Qing dynasty, present-day China. The estimated surface wave magnitude (Ms) 7.5 earthquake was designated a maximum Modified Mercalli intensity of X (Extreme), causing tremendous damage and killing 73,000 people.
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