Earthquakes today in Onzo
Today, within 30 km: no earthquakes recorded (updated at 12:26). Latest: M0.9 on 11 October 2026 at 19:58, 2 km North-West of Rialto, 8 km deep.
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 Onzo: 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 = 0.139 g (10% probability of exceedance in 50 years, rigid soil).
“Within 30 km”: epicentres less than 30 km from the centre of Onzo. “In the town”: quakes whose nearest town to the epicentre is Onzo.
The seismic history of Onzo
The earthquakes that were actually felt in Onzo over the centuries, with the intensity observed on site (Mercalli MCS scale).
- 2001III25 February 2001
Light: felt by few people, like a passing truck.
Mar Ligure earthquake (M4.4), epicentre 82 km away · observed at Onzo (Capitolo)
- 1995III21 April 1995
Light: felt by few people, like a passing truck.
Liguria occidentale earthquake (M4.4), epicentre 50 km away · observed at Onzo (Capitolo)
- 1993IV-V17 July 1993
Rather strong: felt by almost everyone; hanging objects swing.
Liguria occidentale earthquake (M4.3), epicentre 21 km away · observed at Onzo (Capitolo)
- 1968VI18 April 1968
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Liguria occidentale earthquake (M4.9), epicentre 4 km away · observed at Onzo (Capitolo)
- 1957III8 March 1957
Light: felt by few people, like a passing truck.
Liguria occidentale earthquake (M3.8), epicentre 38 km away · observed at Onzo (Capitolo)
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 26 km from Imperia Promontory, 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?
Onzo is about average for its province in recorded quakes.
Each quake is attributed to the town closest to its epicentre: the numbers describe the area, not the municipal territory alone.
Context
Province of Savona20 events · last 30 daysLiguria region30 events · last 30 daysFrequently asked questions
Were there earthquakes near Onzo today?
No, no quakes were recorded today within 30 km of Onzo. The latest dates back to 11 October 2026.
Is Onzo a seismic area?
Onzo 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 Onzo?
In the INGV catalogue since 2015, the strongest earthquake within 30 km of Onzo was magnitude 2.5, on 11 October 2026.
When was the last quake near Onzo?
The last quake recorded within 30 km of Onzo dates back to 11 October 2026, magnitude 0.9.
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)