Earthquakes in Maranzana
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 = 0.057 g (10% probability of exceedance in 50 years, rigid soil).
The “area” is Maranzana plus nearby towns.
The seismic history of Maranzana
The earthquakes that were actually felt in Maranzana over the centuries, with the intensity observed on site (Mercalli MCS scale).
- 2002NF13 November 2002
Imperceptible: only instruments record it.
Franciacorta earthquake (M4.2), epicentre 163 km away
- 2001V18 July 2001
Rather strong: felt by almost everyone; hanging objects swing.
Monferrato earthquake (M4.2), epicentre 6 km away
- 2000V-VI21 August 2000
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Monferrato earthquake (M4.9), epicentre 18 km away
- 1993NF17 July 1993
Imperceptible: only instruments record it.
Liguria occidentale earthquake (M4.3), epicentre 66 km away
- 1887VI23 February 1887
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Liguria occidentale earthquake (M6.3), epicentre 105 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 30 km from Eastern Monferrato, 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
7 eventsEarthquakes in the area
Nearby towns
How does it compare with the surroundings?
Maranzana 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 Asti0 events · 30gPiedmont region34 events · 30gFrequently asked questions
Were there earthquakes today in Maranzana?
No, no quakes were recorded today in the Maranzana area: the latest nearby dates back to 23 months ago.
Is Maranzana a seismic area?
Maranzana 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 Maranzana?
In the last ~12 years of INGV data, the strongest within 30 km of Maranzana was magnitude 3.1, in 2020.
When was the last quake near Maranzana?
The last quake recorded within 30 km of Maranzana was 4 months ago.
Tip. Click a nearby town to explore its seismicity.
Data: INGV — National Institute of Geophysics and Volcanology (CC-BY 4.0)