Earthquakes today in Castello dell'Acqua
Today, within 30 km: no earthquakes recorded (updated at 16:12). Latest: M0.6 on 13 September 2026 at 21:19, 6 km East of Mazzo di Valtellina, 8 km deep.
Latest earthquake within 30 km
6 km East of Mazzo di Valtellina
Seismic activity within 30 km
30 km radiusINGV catalogue epicentres of the last ~12 years, within the given radius from the town centre.
How seismic is Castello dell'Acqua: zone 3
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 = 0.078 g (10% probability of exceedance in 50 years, rigid soil).
“Within 30 km”: epicentres less than 30 km from the centre of Castello dell'Acqua. “In the town”: quakes whose nearest town to the epicentre is Castello dell'Acqua.
The seismic history of Castello dell'Acqua
The earthquakes that were actually felt in Castello dell'Acqua over the centuries, with the intensity observed on site (Mercalli MCS scale).
- 2001III17 July 2001
Light: felt by few people, like a passing truck.
Val Venosta earthquake (M4.8), epicentre 102 km away
- 1999NF31 December 1999
Imperceptible: only instruments record it.
Alpi Retiche earthquake (M4.1), epicentre 52 km away
- 1999NF29 December 1999
Imperceptible: only instruments record it.
Alpi Retiche earthquake (M4.8), epicentre 51 km away
- 1991IV-V20 November 1991
Rather strong: felt by almost everyone; hanging objects swing.
Grigioni, Vaz earthquake (M4.7), epicentre 75 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 55 km from Western S-Alps internal thrust, 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).
Over time within 30 km
Earthquake map within 30 km
60 eventsLatest earthquakes within 30 km
Nearby towns
How does it compare with the surroundings?
Castello dell'Acqua 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 Sondrio12 events · last 30 daysLombardy region14 events · last 30 daysFrequently asked questions
Were there earthquakes near Castello dell'Acqua today?
No, no quakes were recorded today within 30 km of Castello dell'Acqua. The latest dates back to 13 September 2026.
Is Castello dell'Acqua a seismic area?
Castello dell'Acqua 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 Castello dell'Acqua?
In the INGV catalogue since 2015, the strongest earthquake within 30 km of Castello dell'Acqua was magnitude 2.8, on 20 November 2019.
When was the last quake near Castello dell'Acqua?
The last quake recorded within 30 km of Castello dell'Acqua dates back to 13 September 2026, magnitude 0.6.
Tip. Click a nearby town to explore its seismicity.
Sources:INGV earthquake catalogueDBMI15 macroseismic historyCivil Protection seismic classification
Data: INGV — National Institute of Geophysics and Volcanology (CC-BY 4.0)