AmericasEvent

Valparaiso Earthquake

When: 1730
Where: Chilean coastline
Episodes: 1

On July 8, 1730, a significant earthquake struck Valparaíso at 04:45 local time. The seismic event caused severe structural damage across a wide region and generated a tsunami that impacted over 1,000 kilometers of the Chilean coastline.

Episodes

July 8, 1730 · Chilean coastlineTsunami and Damage
The earthquake caused severe damage from La Serena to Chillán and generated a tsunami affecting over 1,000 km of coastline.

Background and detail

Regional Impact. The seismic activity resulted in severe damage extending from La Serena to Chillán. Additionally, the earthquake triggered a tsunami that affected more than 1,000 kilometers of Chile's coastline, indicating a broad geographic reach of the disaster's consequences.

Sources

1730 Valparaíso earthquake Wikipedia, revision of 2026-07-26

Machine-drafted from the cited Wikipedia passages and checked by a reviewing model, not by a human editor. Every passage cites the revision it was written from; dates and places follow those passages.