Significant earthquakes of 1997

September 26, 1997 Earthquake: Marche, Umbria, Central, Italy

September 26, 1997 · M5.7

A magnitude 5.7 earthquake struck Marche, Umbria, Central, Italy on September 26, 1997 at 00:33:12 UTC, 10 km below the surface.

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
September 26, 1997
Time
00:33:12 UTC
Place
Marche, Umbria, Central, Italy
Magnitude
5.7 (Mw)
Focal depth
10 km (6 mi)
Intensity
8 on the Modified Mercalli scale
Tsunami
None recorded
Epicenter
43.048° N, 12.879° E
Country
Italy

The toll

Damage
Limited (under about $1 million)

Where the literature gives no number, NCEI records a description on a scale of 1 to 4, printed here in its words. Damage is in millions of US dollars of the year of the event, not adjusted for inflation.

What the record says

NCEI’s account, from the sources it cites.

September 26, 1997 00:33:12.1 UTC, Central Italy. Casualties and damage in the Marche and Umbria regions are included in the comment for the event at 09:40:26 UTC on September 26. Maximum intensity (VIII) in the epicentral area. Damage to the Basilica of St. Francis at Assisi. (reference #1053)

Other significant earthquakes nearby

Within 200 km, the deadliest first.

More

Significant earthquakes of 1997The 1900sEvery quake the USGS located in 1997Recent 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 5472.