Significant earthquakes of 1764

December 26, 1764 Earthquake: Lisbon, Portugal

December 26, 1764

An earthquake struck Lisbon, Portugal on December 26, 1764 at 10:00 UTC. It caused a tsunami.

Map

Where it struck, with the other significant earthquakes within 200 km. Circles are sized and colored by magnitude; select one for its page.

The earthquake

Date
December 26, 1764
Time
10:00 UTC
Place
Lisbon, Portugal
Epicenter
38.700° N, 9.200° W
Country
Portugal

The toll

The record gives no deaths, injuries or damage for this earthquake.

What the record says

NCEI’s account, from the sources it cites.

December 26, 1764, 11 a.m., an instantaneous vertical shock of great violence. The sea, though very low and quite calm, rose considerably. (reference #516)

December 26, 1764, 11:00 (local time), Lisbon, Portugal, 38.7, -9.2. (reference #1193)

Other significant earthquakes nearby

Within 200 km, the deadliest first.

More

Significant earthquakes of 1764The 1700sRecent earthquakes near hereThis day in weather history

Sources

Significant earthquakes from NOAA’s National Centers for Environmental Information, Global Historical Hazard Database, cited as NCEI/WDS, doi:10.7289/V5PN93H7. Public domain. Read 2026-09-24. NCEI earthquake 7938.