Earthquakes in Stroncone
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 = 0.164 g (10% probability of exceedance in 50 years, rigid soil).
The “area” is Stroncone plus nearby towns.
The seismic history of Stroncone
The earthquakes that were actually felt in Stroncone over the centuries, with the intensity observed on site (Mercalli MCS scale).
- 2000V-VI16 December 2000
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Ternano earthquake (M4.3), epicentre 7 km away
- 1998IV-V5 April 1998
Rather strong: felt by almost everyone; hanging objects swing.
Appennino umbro-marchigiano earthquake (M4.8), epicentre 80 km away
- 1997IV9 November 1997
Moderate: felt by many indoors; glasses and dishes rattle.
Valnerina earthquake (M4.9), epicentre 49 km away
- 1997V14 October 1997
Rather strong: felt by almost everyone; hanging objects swing.
Valnerina earthquake (M5.6), epicentre 51 km away
- 1997V26 September 1997
Rather strong: felt by almost everyone; hanging objects swing.
Appennino umbro-marchigiano earthquake (M6.0), epicentre 62 km away
- 1997IV-V26 September 1997
Rather strong: felt by almost everyone; hanging objects swing.
Appennino umbro-marchigiano earthquake (M5.7), epicentre 63 km away
- 1984IV29 April 1984
Moderate: felt by many indoors; glasses and dishes rattle.
Umbria settentrionale earthquake (M5.6), epicentre 88 km away
- 1979VI19 September 1979
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Valnerina earthquake (M5.8), epicentre 37 km away
- 1970IV7 September 1970
Moderate: felt by many indoors; glasses and dishes rattle.
Appennino umbro-marchigiano earthquake (M4.3), epicentre 69 km away
- 1915VII11 November 1915
Very strong: hard to stand; chimneys and roof tiles fall, serious damage to weaker buildings.
Ternano earthquake (M4.5), epicentre 6 km away
- 1915V13 January 1915
Rather strong: felt by almost everyone; hanging objects swing.
Marsica earthquake (M7.1), epicentre 89 km away
- 1747VI22 September 1747
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Appennino umbro-marchigiano earthquake (M5.4), epicentre 87 km away · observed at Montemaggio
…and 32 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 22 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?
Stroncone 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 Terni22 events · 30gUmbria region365 events · 30gFrequently asked questions
Were there earthquakes today in Stroncone?
Yes: today the Stroncone area (town and surroundings) recorded 1 quakes; the most recent 3 hours ago.
Is Stroncone a seismic area?
Stroncone 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 Stroncone?
In the last ~12 years of INGV data, the strongest within 30 km of Stroncone was magnitude 3.7, in 2017.
When was the last quake near Stroncone?
The last quake recorded within 30 km of Stroncone 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)