479 BC Potidaea earthquake
The 479 BC Potidaea tsunami is the oldest record of a paleotsunami in human history. The tsunami is believed to have been triggered by a Ms 7.0 earthquake in the north Aegean Sea. The associated tsunami may have saved the colony of Potidaea from an invasion by Persians from the Achaemenid Empire.
| Local date | 479 BC |
|---|---|
| Magnitude | 7.0 Ms |
| Epicenter | North Aegean Sea |
| Areas affected | Ancient Greece |
| Max. intensity | MMI IX (Violent) |
| Tsunami | Yes |
| Casualties | Many, possibly at least hundreds of fatalities |
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