1840 Ararat earthquake
| Local date | 2 July 1840 |
|---|---|
| Local time | 16:00 |
| Magnitude | 7.4 Ms |
| Epicenter | 39°36′N 44°06′E / 39.6°N 44.1°E |
| Areas affected | Russian Empire Ottoman Empire |
| Max. intensity | MMI IX (Violent) |
| Casualties | 10,000 dead |
An earthquake occurred on 2 July 1840 at 16:00 local time with an epicenter near Mount Ararat, where it triggered an eruption and caused a landslide that destroyed villages. An estimated 10,000 people were killed by the earthquake and its damaging aftershocks. Earthquake catalogs place the surface-wave magnitude at Ms 7.4 and maximum Modified Mercalli intensity scale assigned IX (Violent).