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Molise earthquake of 1805

When
1805
Where
Epicentral area; Affected regions
Episodes
2

The 1805 Molise earthquake struck on 26 July at 21:01 UTC, causing significant destruction in Molise and Campania. With an estimated magnitude of 6.6 and maximum intensity of X, the event resulted in approximately 5,573 deaths, including those from subsequent aftershocks.

Episodes

  1. 26 July 1805 · Epicentral areaMain Shock Occurrence

    The earthquake struck on 26 July 1805 at 21:01 UTC with magnitude 6.6 and intensity X.

  2. 26 July 1805 · Affected regionsCasualty Estimate

    Approximately 5,573 deaths resulted from the earthquake and two aftershocks.

Background and detail

Background. The seismic event occurred on 26 July 1805 at 21:01 UTC. It affected regions in Molise and Campania, Italy. The earthquake had an estimated magnitude of 6.6 on the equivalent magnitude scale, derived from seismic intensity data. The maximum perceived intensity reached X on the Mercalli intensity scale, indicating severe shaking.

Casualties. The earthquake resulted in an estimated 5,573 deaths. This figure includes fatalities caused by the main shock and two subsequent aftershocks. The high death toll reflects the severity of the event and its impact on populated areas in the affected regions.

Geology. The major normal fault in the epicentral area of the 1805 event is the Bojano fault system. This geological feature is associated with the seismic activity that caused the earthquake and its associated damage.

Sources

  1. 1805 Molise earthquake Wikipedia, revision of 2026-07-30

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.