Earthquakes in Nemi
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?
A zone where strong earthquakes are possible: new buildings follow strict anti-seismic criteria.
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 = 0.166 g (10% probability of exceedance in 50 years, rigid soil).
The “area” is Nemi plus nearby towns.
The seismic history of Nemi
The earthquakes that were actually felt in Nemi over the centuries, with the intensity observed on site (Mercalli MCS scale).
- 1989V19 December 1989
Rather strong: felt by almost everyone; hanging objects swing.
Colli Albani earthquake (M3.9), epicentre 6 km away
- 1989V19 October 1989
Rather strong: felt by almost everyone; hanging objects swing.
Colli Albani earthquake (M4.2), epicentre 1 km away
- 1989V-VI23 April 1989
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Colli Albani earthquake (M3.6), epicentre 1 km away
- 1987VI11 April 1987
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Colli Albani earthquake (M4.3), epicentre 7 km away
- 1927VIII26 December 1927
Ruinous: partial collapses in ordinary buildings, widespread heavy damage.
Colli Albani earthquake (M4.9), epicentre 2 km away
- 1919V22 October 1919
Rather strong: felt by almost everyone; hanging objects swing.
Anzio earthquake (M5.2), epicentre 34 km away
- 1915VI13 January 1915
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Marsica earthquake (M7.1), epicentre 76 km away
- 1911V10 April 1911
Rather strong: felt by almost everyone; hanging objects swing.
Colli Albani earthquake (M4.7), epicentre 9 km away
- 1899V19 July 1899
Rather strong: felt by almost everyone; hanging objects swing.
Colli Albani earthquake (M5.1), epicentre 10 km away
- 1892VII22 January 1892
Very strong: hard to stand; chimneys and roof tiles fall, serious damage to weaker buildings.
Colli Albani earthquake (M5.1), epicentre 1 km away
- 1829VI1 June 1829
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Colli Albani earthquake (M4.9), epicentre 5 km away
- 1806VII26 August 1806
Very strong: hard to stand; chimneys and roof tiles fall, serious damage to weaker buildings.
Colli Albani earthquake (M5.6), epicentre 1 km away
…and 14 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 sits above this source area: the deep structure where this area's earthquakes can originate.
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?
Nemi sits in one of the most seismically active areas of its province: quakes are a familiar presence here, almost always light.
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 region80 events · 30gFrequently asked questions
Were there earthquakes today in Nemi?
No, no quakes were recorded today in the Nemi area: the latest nearby dates back to 3 months ago.
Is Nemi a seismic area?
Nemi is classified in seismic zone 2 by the Civil Protection. A zone where strong earthquakes are possible: new buildings follow strict anti-seismic criteria.
What was the strongest earthquake near Nemi?
In the last ~12 years of INGV data, the strongest within 30 km of Nemi was magnitude 3.6, in 2019.
When was the last quake near Nemi?
The last quake recorded within 30 km of Nemi 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)