Earthquakes in Collazzone
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 = 0.161 g (10% probability of exceedance in 50 years, rigid soil).
The “area” is Collazzone plus nearby towns.
The seismic history of Collazzone
The earthquakes that were actually felt in Collazzone over the centuries, with the intensity observed on site (Mercalli MCS scale).
- 2009V15 December 2009
Rather strong: felt by almost everyone; hanging objects swing.
Valle del Tevere earthquake (M4.2), epicentre 16 km away
- 1998IV-V26 March 1998
Rather strong: felt by almost everyone; hanging objects swing.
Appennino umbro-marchigiano earthquake (M5.3), epicentre 43 km away
- 1997V14 October 1997
Rather strong: felt by almost everyone; hanging objects swing.
Valnerina earthquake (M5.6), epicentre 41 km away
- 1997V-VI6 October 1997
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Appennino umbro-marchigiano earthquake (M5.5), epicentre 39 km away
- 1997V3 October 1997
Rather strong: felt by almost everyone; hanging objects swing.
Appennino umbro-marchigiano earthquake (M5.2), epicentre 38 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 39 km away
- 1997V-VI26 September 1997
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Appennino umbro-marchigiano earthquake (M5.7), epicentre 42 km away
- 1979V19 September 1979
Rather strong: felt by almost everyone; hanging objects swing.
Valnerina earthquake (M5.8), epicentre 49 km away
- 1915VI-VII13 January 1915
Very strong: hard to stand; chimneys and roof tiles fall, serious damage to weaker buildings.
Marsica earthquake (M7.1), epicentre 135 km away
- 1832VII-VIII13 January 1832
Ruinous: partial collapses in ordinary buildings, widespread heavy damage.
Valle Umbra earthquake (M6.4), epicentre 19 km away · observed at Casalalta
- 1832VII13 January 1832
Very strong: hard to stand; chimneys and roof tiles fall, serious damage to weaker buildings.
Valle Umbra earthquake (M6.4), epicentre 19 km away · observed at Collepepe
- 1832VII13 January 1832
Very strong: hard to stand; chimneys and roof tiles fall, serious damage to weaker buildings.
Valle Umbra earthquake (M6.4), epicentre 19 km away · observed at Assignano
…and 38 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 14 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?
Collazzone 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 Perugia343 events · 30gUmbria region365 events · 30gFrequently asked questions
Were there earthquakes today in Collazzone?
No, no quakes were recorded today in the Collazzone area: the latest nearby dates back to 2 days ago.
Is Collazzone a seismic area?
Collazzone 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 Collazzone?
In the last ~12 years of INGV data, the strongest within 30 km of Collazzone was magnitude 3.7, in 2025.
When was the last quake near Collazzone?
The last quake recorded within 30 km of Collazzone was 23 hours ago.
Tip. Click a nearby town to explore its seismicity.
Data: INGV — National Institute of Geophysics and Volcanology (CC-BY 4.0)