Province of Verbano-Cusio-Ossola

Earthquakes in Trasquera

1.1
very light
LATEST QUAKE

12 km East of Formazza

8 days ago · 17 Aug, 05:01
Depth 11 km

Seismic activity in the surroundings

30 km radius
42
days since the last quake nearby
89
quakes recorded since 2014
~48 days
on average, one quake every
2.4
The strongest within 30 km
10 km North-West of Macugnaga
21 months ago · 12 Dec, 05:31

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

How seismic is this area?

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 = 0.134 g (10% probability of exceedance in 50 years, rigid soil).

Closest earthquake
Earthquake details
7
In the town
total on record
0
In the town
last 12 months
18
In the area
last 12 months
M4.4
Strongest ever
In the area

The “area” is Trasquera plus nearby towns.

Last earthquake: 66 months ago · 211 inhabitants

The seismic history of Trasquera

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

  1. 1993III14 June 1993

    Light: felt by few people, like a passing truck.

    Val d'Ossola earthquake (M4.3), epicentre 29 km away

  2. 1887II-III23 February 1887

    Light: felt by few people, like a passing truck.

    Liguria occidentale earthquake (M6.3), epicentre 259 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.

18556.2
Vallese, Stalden-Visp earthquake
25 July 1855 · 26 km from here
17555.7
Vallese, Brig-Naters earthquake
9 December 1755 · 20 km from here
18555.5
Vallese, Stalden-Visp earthquake
26 July 1855 · 24 km from here
18375.4
Berna, Birgisch earthquake
24 January 1837 · 21 km from here

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

The closest seismic structure

Western Valais

The town lies about 20 km from Western Valais, one of the seismic structures mapped by INGV geologists.

estimated maximum magnitude 7.0between 3 and 15 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).

Area over time

August 20262eventsmax 3.2
Oct
Jan '25
Apr
Jul
Oct
Jan '26
Apr
Jul

Earthquake map

60 events
Magnitude:lightweakmoderatestrong

Earthquakes in the area

1.1
12 km East of Formazza
35 km North-East · 11 km
8 days ago
17 Aug, 05:01
3.2
France
267 km North-West · 6 km
11 days ago
13 Aug, 22:40
1.4
5 km North-West of Antrona Schieranco
17 km South-West · 10 km
1 month ago
14 Jul, 04:42
1.0
9 km North-West of Antrona Schieranco
18 km South-West · 11 km
2 months ago
16 Jun, 22:10
1.3
16 km North-West of Baceno
22 km North · 10 km
3 months ago
10 Jun, 00:58
2.1
Switzerland
137 km North · 7 km
4 months ago
17 Apr, 02:33
2.4
5 months ago
7 Apr, 08:36
2.6
5 months ago
2 Apr, 06:44
1.5
Svizzera (SVIZZERA)
57 km North-East · 8 km
6 months ago
16 Feb, 22:12
2.0
Svizzera (SVIZZERA)
129 km North · 10 km
7 months ago
8 Feb, 20:26

Nearby towns

How does it compare with the surroundings?

Trasquera sits in one of the most seismically active areas of its province: quakes are a familiar presence here, almost always light.

quietermore active
More epicentres than 92% of the 74 towns in the province.
Trasquera7
Nearby towns average14

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

Context

Province of Verbano-Cusio-Ossola2 events · 30gPiedmont region36 events · 30g
ISTAT code: 103067

Frequently asked questions

Were there earthquakes today in Trasquera?

No, no quakes were recorded today in the Trasquera area: the latest nearby dates back to 8 days ago.

Is Trasquera a seismic area?

Trasquera 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 Trasquera?

In the last ~12 years of INGV data, the strongest within 30 km of Trasquera was magnitude 2.4, in 2024.

When was the last quake near Trasquera?

The last quake recorded within 30 km of Trasquera was 1 month ago.

Tip. Click a nearby town to explore its seismicity.

Data: INGV — National Institute of Geophysics and Volcanology (CC-BY 4.0)

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