Earthquakes in Castana
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 = 0.094 g (10% probability of exceedance in 50 years, rigid soil).
The “area” is Castana plus nearby towns.
The seismic history of Castana
The earthquakes that were actually felt in Castana over the centuries, with the intensity observed on site (Mercalli MCS scale).
- 2005NF18 April 2005
Imperceptible: only instruments record it.
Valle del Trebbia earthquake (M4.0), epicentre 34 km away
- 2005NF13 April 2005
Imperceptible: only instruments record it.
Valle del Trebbia earthquake (M3.7), epicentre 38 km away
- 2002NF13 November 2002
Imperceptible: only instruments record it.
Franciacorta earthquake (M4.2), epicentre 97 km away
- 2000NF21 August 2000
Imperceptible: only instruments record it.
Monferrato earthquake (M4.9), epicentre 72 km away
- 1971III6 January 1971
Light: felt by few people, like a passing truck.
Oltrepò Pavese earthquake (M3.9), epicentre 4 km away
- 1901NF23 January 1901
Imperceptible: only instruments record it.
Oltrepò Pavese earthquake (M4.2), epicentre 22 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 sits above this source area: the deep structure where this area's earthquakes can originate.
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
6 eventsEarthquakes in the area
Nearby towns
How does it compare with the surroundings?
Castana 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 Pavia0 events · 30gLombardy region11 events · 30gFrequently asked questions
Were there earthquakes today in Castana?
No, no quakes were recorded today in the Castana area: the latest nearby dates back to 11 months ago.
Is Castana a seismic area?
Castana 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 Castana?
In the last ~12 years of INGV data, the strongest within 30 km of Castana was magnitude 3.7, in 2020.
When was the last quake near Castana?
The last quake recorded within 30 km of Castana was 2 months ago.
Tip. Click a nearby town to explore its seismicity.
Data: INGV — National Institute of Geophysics and Volcanology (CC-BY 4.0)