Earthquakes in Alia
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 = 0.103 g (10% probability of exceedance in 50 years, rigid soil).
The “area” is Alia plus nearby towns.
The seismic history of Alia
The earthquakes that were actually felt in Alia over the centuries, with the intensity observed on site (Mercalli MCS scale).
- 2005NF21 November 2005
Imperceptible: only instruments record it.
Sicilia centrale earthquake (M4.6), epicentre 38 km away
- 2004NF5 May 2004
Imperceptible: only instruments record it.
Isole Eolie earthquake (M5.4), epicentre 127 km away
- 1996III-IV14 December 1996
Moderate: felt by many indoors; glasses and dishes rattle.
Monti Madonie earthquake (M4.3), epicentre 16 km away
- 1995NF11 April 1995
Imperceptible: only instruments record it.
Sicilia centrale earthquake (M4.0), epicentre 19 km away
- 1977II5 June 1977
Very light: felt only by a few people at rest, on upper floors.
Monti Nebrodi earthquake (M4.6), epicentre 56 km away
- 1968VI15 January 1968
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Valle del Belice earthquake (M6.4), epicentre 66 km away
- 1959III23 December 1959
Light: felt by few people, like a passing truck.
Piana di Catania earthquake (M5.1), epicentre 113 km away
- 1927III22 September 1927
Light: felt by few people, like a passing truck.
Valledolmo earthquake (M3.9), epicentre 9 km away
- 1907II21 January 1907
Very light: felt only by a few people at rest, on upper floors.
Tirreno meridionale earthquake (M4.1), epicentre 32 km away
- 1905NF8 September 1905
Imperceptible: only instruments record it.
Calabria centrale earthquake (M7.0), epicentre 229 km away
- 1819III-IV24 February 1819
Moderate: felt by many indoors; glasses and dishes rattle.
Monti Madonie earthquake (M5.4), epicentre 33 km away
- 1818III-IV8 September 1818
Moderate: felt by many indoors; glasses and dishes rattle.
Monti Madonie earthquake (M5.3), epicentre 31 km away
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 39 km from Monte Magaggiaro-Pizzo Telegrafo, 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?
Alia is about average for its province in recorded quakes.
Each quake is attributed to the town closest to its epicentre: the numbers describe the area, not the municipal territory alone.
Context
Province of Palermo13 events · 30gSicily region126 events · 30gFrequently asked questions
Were there earthquakes today in Alia?
No, no quakes were recorded today in the Alia area: the latest nearby dates back to 7 days ago.
Is Alia a seismic area?
Alia 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 Alia?
In the last ~12 years of INGV data, the strongest within 30 km of Alia was magnitude 3.7, in 2018.
When was the last quake near Alia?
The last quake recorded within 30 km of Alia was 7 days ago.
Tip. Click a nearby town to explore its seismicity.
Data: INGV — National Institute of Geophysics and Volcanology (CC-BY 4.0)