Province of Alessandria

Earthquakes today in Castelnuovo Bormida

Today, within 30 km: no earthquakes recorded (updated at 10:58). Latest: M1.6 on 5 July 2026 at 16:40, 1 km West of Tiglieto, 10 km deep.

1.6
very light

Latest earthquake within 30 km

1 km West of Tiglieto

3 months ago · 5 Jul 2026, 16:40
Depth 10 km

Seismic activity within 30 km

30 km radius
100
days since the last quake within 30 km
99
quakes recorded since 2015
~43 days
on average, one quake every
3.1
The strongest within 30 km
3 km West of Serravalle Scrivia
6 years ago · 11 Sept 2020, 11:28

INGV catalogue epicentres of the last ~12 years, within the given radius from the town centre.

How seismic is Castelnuovo Bormida: zone 3

Zone3
Seismic zone 3

Medium-low seismicity: strong quakes are rare, but not impossible.

Official Civil Protection classification (upd. 2025), used for building codes.

Low
Expected shaking, compared with the other Italian municipalities (INGV MPS04 model)

Hazard describes the long-term expected shaking: it is not a forecast. Technical value: ag = 0.067 g (10% probability of exceedance in 50 years, rigid soil).

Closest earthquake
Go to Sezzadio Earthquake details
0
In the town
total on record
0
In the town
last 12 months
10
Within 30 km
last 12 months
M3.1
Strongest since 2015
Within 30 km

“Within 30 km”: epicentres less than 30 km from the centre of Castelnuovo Bormida. “In the town”: quakes whose nearest town to the epicentre is Castelnuovo Bormida.

No epicentre attributed to Castelnuovo Bormida in the INGV catalogue since 2015 · 680 inhabitants

The seismic history of Castelnuovo Bormida

The earthquakes that were actually felt in Castelnuovo Bormida over the centuries, with the intensity observed on site (Mercalli MCS scale).

  1. 2005NF18 April 2005

    Imperceptible: only instruments record it.

    Valle del Trebbia earthquake (M4.0), epicentre 64 km away

  2. 2001IV-V18 July 2001

    Rather strong: felt by almost everyone; hanging objects swing.

    Monferrato earthquake (M4.2), epicentre 11 km away

  3. 2000V-VI21 August 2000

    Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.

    Monferrato earthquake (M4.9), epicentre 23 km away

  4. 1998NF26 March 1998

    Imperceptible: only instruments record it.

    Appennino umbro-marchigiano earthquake (M5.3), epicentre 385 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.

18285.7
Oltrepò Pavese earthquake
9 October 1828 · 41 km from here
VIIIRuinous: partial collapses in ordinary buildings, widespread heavy damage.
15415.3
Valle Scrivia earthquake
22 October 1541 · 29 km from here
VIIIRuinous: partial collapses in ordinary buildings, widespread heavy damage.
19455.1
Oltrepò Pavese earthquake
29 June 1945 · 47 km from here
VII-VIIIRuinous: partial collapses in ordinary buildings, widespread heavy damage.
16805.1
Valle Scrivia earthquake
30 April 1680 · 21 km from here
VIIVery strong: hard to stand; chimneys and roof tiles fall, serious damage to weaker buildings.

Source: Parametric Catalogue of Italian Earthquakes CPTI15 (INGV, CC BY 4.0).

The closest seismic structure

Eastern Monferrato

The town lies about 29 km from Eastern Monferrato, one of the seismic structures mapped by INGV geologists.

estimated maximum magnitude 6.4between 1 and 8 km deep

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

July 20261eventmax 1.6
Jan '25
Apr
Jul
Oct
Jan '26
Apr
Jul
Oct

Earthquake map within 30 km

60 events
Magnitude:lightweakmoderatestrong

Latest earthquakes within 30 km

1.6
1 km West of Tiglieto
27 km South · 10 km
3 months ago
5 Jul 2026, 16:40
2.0
2 km North of Rossiglione
21 km South-East · 9 km
6 months ago
22 Apr 2026, 06:46
1.3
2 km South-East of Tiglieto
28 km South · 9 km
7 months ago
17 Mar 2026, 01:58
2.0
1 km East of Tiglieto
27 km South · 7 km
7 months ago
16 Mar 2026, 21:44
1.7
1 km South-East of Tiglieto
28 km South · 8 km
7 months ago
16 Mar 2026, 21:44
1.2
4 km North-East of Rossiglione
22 km South-East · 10 km
7 months ago
7 Mar 2026, 02:35
0.8
3 km North-West of Spigno Monferrato
28 km South-West · 10 km
8 months ago
23 Feb 2026, 22:32
1.2
3 km South-East of Mombaldone
25 km South-West · 10 km
8 months ago
22 Feb 2026, 14:18
0.6
2 km North of Spigno Monferrato
28 km South-West · 11 km
8 months ago
22 Feb 2026, 12:43
1.5
2 km South-West of Mombaldone
27 km South-West · 10 km
8 months ago
22 Feb 2026, 12:22

Nearby towns

How does it compare with the surroundings?

Castelnuovo Bormida is among the quietest towns of its province: very few epicentres are recorded here.

quietermore active
More epicentres than 0% of the 187 towns in the province.
Castelnuovo Bormida0
Nearby towns average0.7

Each quake is attributed to the town closest to its epicentre: the numbers describe the area, not the municipal territory alone.

Context

Province of Alessandria0 events · last 30 daysPiedmont region58 events · last 30 days
ISTAT code: 006052

Frequently asked questions

Were there earthquakes near Castelnuovo Bormida today?

No, no quakes were recorded today within 30 km of Castelnuovo Bormida. The latest dates back to 5 July 2026.

Is Castelnuovo Bormida a seismic area?

Castelnuovo Bormida 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 Castelnuovo Bormida?

In the INGV catalogue since 2015, the strongest earthquake within 30 km of Castelnuovo Bormida was magnitude 3.1, on 11 September 2020.

When was the last quake near Castelnuovo Bormida?

The last quake recorded within 30 km of Castelnuovo Bormida dates back to 5 July 2026, magnitude 1.6.

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)