Earthquakes in Alviano
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 = 0.146 g (10% probability of exceedance in 50 years, rigid soil).
The “area” is Alviano plus nearby towns.
The seismic history of Alviano
The earthquakes that were actually felt in Alviano over the centuries, with the intensity observed on site (Mercalli MCS scale).
- 2000IV16 December 2000
Moderate: felt by many indoors; glasses and dishes rattle.
Ternano earthquake (M4.3), epicentre 26 km away
- 1997IV-V9 November 1997
Rather strong: felt by almost everyone; hanging objects swing.
Valnerina earthquake (M4.9), epicentre 64 km away
- 1997IV-V14 October 1997
Rather strong: felt by almost everyone; hanging objects swing.
Valnerina earthquake (M5.6), epicentre 60 km away
- 1997V6 October 1997
Rather strong: felt by almost everyone; hanging objects swing.
Appennino umbro-marchigiano earthquake (M5.5), epicentre 66 km away
- 1997V-VI3 October 1997
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Appennino umbro-marchigiano earthquake (M5.2), epicentre 66 km away
- 1997V-VI26 September 1997
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Appennino umbro-marchigiano earthquake (M6.0), epicentre 66 km away
- 1997V26 September 1997
Rather strong: felt by almost everyone; hanging objects swing.
Appennino umbro-marchigiano earthquake (M5.7), epicentre 69 km away
- 1978D30 July 1978
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Ternano earthquake (M4.3), epicentre 24 km away
- 1960V12 July 1960
Rather strong: felt by almost everyone; hanging objects swing.
Monti Martani earthquake (M4.9), epicentre 23 km away
- 1931V13 May 1931
Rather strong: felt by almost everyone; hanging objects swing.
Alto Viterbese earthquake (M4.3), epicentre 11 km away
- 1919IV-V10 September 1919
Rather strong: felt by almost everyone; hanging objects swing.
Val di Paglia earthquake (M5.4), epicentre 46 km away
- 1911VI18 January 1911
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Lugnano in Teverina earthquake (M4.4), epicentre 3 km away
…and 13 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 40 km from Mugello-Citta' di Castello-Leonessa, 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?
Alviano is among the quietest towns of its province: very few epicentres are recorded here.
Each quake is attributed to the town closest to its epicentre: the numbers describe the area, not the municipal territory alone.
Context
Province of Terni22 events · 30gUmbria region365 events · 30gFrequently asked questions
Were there earthquakes today in Alviano?
No, no quakes were recorded today in the Alviano area: the latest nearby dates back to 5 days ago.
Is Alviano a seismic area?
Alviano 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 Alviano?
In the last ~12 years of INGV data, the strongest within 30 km of Alviano was magnitude 4.1, in 2016.
When was the last quake near Alviano?
The last quake recorded within 30 km of Alviano was 3 hours ago.
Tip. Click a nearby town to explore its seismicity.
Data: INGV — National Institute of Geophysics and Volcanology (CC-BY 4.0)