Earthquakes in Grizzana Morandi
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 = 0.161 g (10% probability of exceedance in 50 years, rigid soil).
The “area” is Grizzana Morandi plus nearby towns.
The seismic history of Grizzana Morandi
The earthquakes that were actually felt in Grizzana Morandi over the centuries, with the intensity observed on site (Mercalli MCS scale).
- 2003V-VI14 September 2003
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Appennino bolognese earthquake (M5.2), epicentre 20 km away
- 2002NF18 June 2002
Imperceptible: only instruments record it.
Frignano earthquake (M4.3), epicentre 39 km away
- 2002NF8 June 2002
Imperceptible: only instruments record it.
Frignano earthquake (M4.2), epicentre 41 km away
- 2000NF10 May 2000
Imperceptible: only instruments record it.
Faentino earthquake (M4.8), epicentre 64 km away
- 1996NF14 March 1996
Imperceptible: only instruments record it.
Appennino tosco-romagnolo earthquake (M3.6), epicentre 26 km away
- 1992III17 April 1992
Light: felt by few people, like a passing truck.
Appennino bolognese earthquake (M4.1), epicentre 22 km away
- 1964IV-V5 September 1964
Rather strong: felt by almost everyone; hanging objects swing.
Appennino tosco-emiliano earthquake (M4.3), epicentre 15 km away
- 1956II3 June 1956
Very light: felt only by a few people at rest, on upper floors.
Appennino forlivese earthquake (M4.5), epicentre 66 km away
- 1956V26 April 1956
Rather strong: felt by almost everyone; hanging objects swing.
Appennino bolognese earthquake (M4.7), epicentre 17 km away
- 1830V26 January 1830
Rather strong: felt by almost everyone; hanging objects swing.
Alto Reno earthquake (M4.5), epicentre 6 km away · observed at Vimignano
- 1830V26 January 1830
Rather strong: felt by almost everyone; hanging objects swing.
Alto Reno earthquake (M4.5), epicentre 6 km away · observed at Collina di Savignano
- 1830V26 January 1830
Rather strong: felt by almost everyone; hanging objects swing.
Alto Reno earthquake (M4.5), epicentre 6 km away · observed at Montovolo
…and 3 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 17 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?
Grizzana Morandi records more quakes than the average of its province.
Each quake is attributed to the town closest to its epicentre: the numbers describe the area, not the municipal territory alone.
Context
Province of Bologna16 events · 30gEmilia-Romagna region45 events · 30gFrequently asked questions
Were there earthquakes today in Grizzana Morandi?
No, no quakes were recorded today in the Grizzana Morandi area: the latest nearby dates back to 10 hours ago.
Is Grizzana Morandi a seismic area?
Grizzana Morandi 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 Grizzana Morandi?
In the last ~12 years of INGV data, the strongest within 30 km of Grizzana Morandi was magnitude 4.3, in 2015.
When was the last quake near Grizzana Morandi?
The last quake recorded within 30 km of Grizzana Morandi was 10 hours ago.
Tip. Click a nearby town to explore its seismicity.
Data: INGV — National Institute of Geophysics and Volcanology (CC-BY 4.0)