The 1997 Umbria and Marche earthquakes occurred in the regions of Umbria and Marche, central Italy over a period of several months from September 1997 to April 1998. It consisted of eight earthquakes with magnitudes greater than Mw 5. The first of the larger shocks, which measured Mw 5.7, occurred at 02:33 CEST on 26 September 1997. It was preceded by several foreshocks, beginning with a Mw 4.5 event on 3 September. A second and slightly larger shock occurred about nine hours later at 11:40 CEST, rated Mw 6.0. The epicentres of first two larger earthquakes were in Annifo. The shaking associated with first two larger shocks was estimated at VIII (Severe) and X (Extreme) on the Mercalli intensity scale, respectively.
An earthquake strikes the Italian regions of Umbria and the Marche, causing part of the Basilica of St. Francis at Assisi to collapse.
On September 26, in the year 1997, An earthquake strikes the Italian regions of Umbria and the Marche, causing part of the Basilica of St. Francis at Assisi to collapse. This event is recorded as a Historical Events event in the history of September 26, one of 450 recorded events on this date across all of history.
Key Facts
- This event took place on September 26, 1997 (AD era).
- It is categorised as a Historical Events event in recorded history.
- Referenced in 1 Wikipedia article.
- The event is associated with a specific geographical location (see map below).
- Wikipedia source last updated on 27 August 2026.
On This Date in History 450
This article draws on content from Wikipedia, available under CC BY-SA 4.0.
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