Earthquakes in Anzio
Seismic activity in the surroundings
30 km radiusINGV catalogue epicentres of the last ~12 years, within the given radius from the town centre.
How seismic is this area?
Medium-low seismicity: strong quakes are rare, but not impossible.
Official Civil Protection classification (upd. 2025), used for building codes.
Hazard describes the long-term expected shaking: it is not a forecast. Technical value: ag = 0.095 g (10% probability of exceedance in 50 years, rigid soil).
The “area” is Anzio plus nearby towns.
The seismic history of Anzio
The earthquakes that were actually felt in Anzio over the centuries, with the intensity observed on site (Mercalli MCS scale).
- 2005V-VI22 August 2005
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Costa laziale earthquake (M4.8), epicentre 20 km away · observed at Lavinio
- 2005V-VI22 August 2005
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Costa laziale earthquake (M4.8), epicentre 20 km away
- 2005V22 August 2005
Rather strong: felt by almost everyone; hanging objects swing.
Costa laziale earthquake (M4.8), epicentre 20 km away · observed at Lido dei Pini
- 1987V11 April 1987
Rather strong: felt by almost everyone; hanging objects swing.
Colli Albani earthquake (M4.3), epicentre 19 km away
- 1980IV23 November 1980
Moderate: felt by many indoors; glasses and dishes rattle.
Irpinia-Basilicata earthquake (M6.8), epicentre 235 km away
- 1980IV23 November 1980
Moderate: felt by many indoors; glasses and dishes rattle.
Irpinia-Basilicata earthquake (M6.8), epicentre 235 km away · observed at Lavinio
- 1927IV26 December 1927
Moderate: felt by many indoors; glasses and dishes rattle.
Colli Albani earthquake (M4.9), epicentre 24 km away
- 1919V4 December 1919
Rather strong: felt by almost everyone; hanging objects swing.
Anzio earthquake (M4.2), epicentre 5 km away
- 1919VII22 October 1919
Very strong: hard to stand; chimneys and roof tiles fall, serious damage to weaker buildings.
Anzio earthquake (M5.2), epicentre 9 km away
- 1915V13 January 1915
Rather strong: felt by almost everyone; hanging objects swing.
Marsica earthquake (M7.1), epicentre 96 km away
- 1899VI19 July 1899
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Colli Albani earthquake (M5.1), epicentre 34 km away
- 1892V22 January 1892
Rather strong: felt by almost everyone; hanging objects swing.
Colli Albani earthquake (M5.1), epicentre 27 km away
…and 15 more documented effects in this town's history.
Source: Italian Macroseismic Database DBMI15 (INGV, CC BY 4.0).
The great earthquakes in this area's history
Almost a thousand years of catalogues: the strongest documented events within ~50 km.
Source: Parametric Catalogue of Italian Earthquakes CPTI15 (INGV, CC BY 4.0).
The closest seismic structure
The town lies about 15 km from Castelli Romani, one of the seismic structures mapped by INGV geologists.
Faults are mapped to build better and understand the territory: knowing them says nothing about when an earthquake will occur, which remains unpredictable. Source: DISS 3.3 (INGV, CC BY 4.0).
Area over time
Earthquake map
60 eventsEarthquakes in the area
Nearby towns
How does it compare with the surroundings?
Anzio records more quakes than the average of its province.
Each quake is attributed to the town closest to its epicentre: the numbers describe the area, not the municipal territory alone.
Context
Province of Roma0 events · 30gLazio region78 events · 30gFrequently asked questions
Were there earthquakes today in Anzio?
No, no quakes were recorded today in the Anzio area: the latest nearby dates back to 3 months ago.
Is Anzio a seismic area?
Anzio is classified in seismic zone 3 by the Civil Protection. Medium-low seismicity: strong quakes are rare, but not impossible.
What was the strongest earthquake near Anzio?
In the last ~12 years of INGV data, the strongest within 30 km of Anzio was magnitude 3.2, in 2025.
When was the last quake near Anzio?
The last quake recorded within 30 km of Anzio was 3 months ago.
Tip. Click a nearby town to explore its seismicity.
Data: INGV — National Institute of Geophysics and Volcanology (CC-BY 4.0)