Province of Varese

Earthquakes in Comerio

Low-seismicity area

No epicentres recorded in Comerio in our archive. Here is the seismicity of the area and its surroundings.

Seismic activity in the surroundings

30 km radius
1,163
days since the last quake nearby
2
quakes recorded since 2014
~5.8 years
on average, one quake every
1.8
The strongest within 30 km
1 km North-West of Travedona-Monate
39 months ago · 18 Jun, 21:56

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

How seismic is this area?

Zone4
Seismic zone 4

The quietest class: the probability of strong earthquakes is very low.

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

Very 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 = 0.038 g (10% probability of exceedance in 50 years, rigid soil).

Why the ground rarely shakes here

Comerio sits in one of the most stable areas of Italy: far from the boundary between the Eurasian and African plates, on ancient, rigid crust that hardly accumulates tectonic stress any more.

That is why earthquakes here are rare and almost always weak: a small geological privilege.

0
In the town
total on record
0
In the town
last 12 months
0
In the area
last 12 months
Strongest ever
In the area

The “area” is Comerio plus nearby towns.

No earthquakes recorded in Comerio · 2,616 inhabitants

The seismic history of Comerio

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

  1. 2000NF21 August 2000

    Imperceptible: only instruments record it.

    Monferrato earthquake (M4.9), epicentre 109 km away

  2. 1993NF14 June 1993

    Imperceptible: only instruments record it.

    Val d'Ossola earthquake (M4.3), epicentre 38 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.

19184.6
Pianura lombarda earthquake
13 January 1918 · 45 km from here
IV-VRather strong: felt by almost everyone; hanging objects swing.
19934.3
Val d'Ossola earthquake
14 June 1993 · 38 km from here
V-VIStrong: felt by everyone, many get scared; objects fall, first light damage to buildings.
19234.3
Ticino, Bellinzona earthquake
9 November 1923 · 45 km from here
18874.0
Lecchese earthquake
20 May 1887 · 47 km from here
VRather strong: felt by almost everyone; hanging objects swing.

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

The closest seismic structure

Western S-Alps internal thrust

The town lies about 51 km from Western S-Alps internal thrust, one of the seismic structures mapped by INGV geologists.

estimated maximum magnitude 6.9between 5 and 12 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 2026no events
Oct
Jan '25
Apr
Jul
Oct
Jan '26
Apr
Jul

Earthquake map

0 events
Magnitude:lightweakmoderatestrong

Earthquakes in the area

No events in the selected period.

Nearby towns

How does it compare with the surroundings?

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

quietermore active
More epicentres than 0% of the 138 towns in the province.
Comerio0
Nearby towns average0

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

Context

Province of Varese0 events · 30gLombardy region11 events · 30g
ISTAT code: 012055

Frequently asked questions

Were there earthquakes today in Comerio?

No, no quakes were recorded today in the Comerio area.

Is Comerio a seismic area?

Comerio is classified in seismic zone 4 by the Civil Protection. The quietest class: the probability of strong earthquakes is very low.

What was the strongest earthquake near Comerio?

In the last ~12 years of INGV data, the strongest within 30 km of Comerio was magnitude 1.8, in 2023.

When was the last quake near Comerio?

The last quake recorded within 30 km of Comerio was 39 months 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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