Province of Viterbo

Earthquakes in Villa San Giovanni in Tuscia

1.3
very light
LATEST QUAKE

3 km North of Vetralla

11 months ago · 20 Sept, 02:51
Depth 11 km

Seismic activity in the surroundings

30 km radius
340
days since the last quake nearby
35
quakes recorded since 2014
~4 months
on average, one quake every
2.5
The strongest within 30 km
2 km East of Viterbo
112 months ago · 26 Jun, 23:17

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

How seismic is this area?

Zone2
Seismic zone 2

A zone where strong earthquakes are possible: new buildings follow strict anti-seismic criteria.

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 = 0.124 g (10% probability of exceedance in 50 years, rigid soil).

Closest earthquake
Go to Vetralla Earthquake details
0
In the town
total on record
0
In the town
last 12 months
1
In the area
last 12 months
M2.5
Strongest ever
In the area

The “area” is Villa San Giovanni in Tuscia plus nearby towns.

No earthquakes recorded in Villa San Giovanni in Tuscia · 1,313 inhabitants

The seismic history of Villa San Giovanni in Tuscia

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

  1. 2005NF15 December 2005

    Imperceptible: only instruments record it.

    Val Nerina earthquake (M4.1), epicentre 78 km away

  2. 1971V6 February 1971

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

    Tuscania earthquake (M4.8), epicentre 24 km away

  3. 1969V2 July 1969

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

    Monti della Tolfa earthquake (M4.8), epicentre 13 km away

  4. 1915V13 January 1915

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

    Marsica earthquake (M7.1), epicentre 126 km away

  5. 1877V23 December 1877

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

    Viterbese earthquake (M4.7), epicentre 6 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.

16955.8
Lazio settentrionale earthquake
11 June 1695 · 37 km from here
IXDestructive: many buildings partly or fully collapse.
12765.6
Orvietano earthquake
22 May 1276 · 49 km from here
VIII-IXDestructive: many buildings partly or fully collapse.
17145.3
Narni earthquake
1714 · 47 km from here
VII-VIIIRuinous: partial collapses in ordinary buildings, widespread heavy damage.
18195.1
Tarquinia earthquake
26 May 1819 · 24 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

Salto Lake-Ovindoli-Barrea

The town lies about 75 km from Salto Lake-Ovindoli-Barrea, one of the seismic structures mapped by INGV geologists.

estimated maximum magnitude 7.1between 1 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

September 20251eventmax 1.3
Oct
Jan '25
Apr
Jul
Oct
Jan '26
Apr
Jul

Earthquake map

12 events
Magnitude:lightweakmoderatestrong

Earthquakes in the area

1.3
3 km North of Vetralla
6 km North-West · 11 km
11 months ago
20 Sept, 02:51
1.7
14 months ago
22 Jun, 22:50
1.7
6 km West of Caprarola
10 km East · 7 km
35 months ago
29 Sept, 14:27
1.3
7 km North-East of Tuscania
20 km North-West · 9 km
78 months ago
19 Mar, 20:18
1.5
7 km North of Vetralla
10 km North-West · 10 km
82 months ago
12 Dec, 21:21
1.6
3 km East of Vetralla
3 km North · 10 km
88 months ago
2 Jun, 03:52
1.5
6 km West of Monte Romano
17 km West · 5 km
99 months ago
1 Jul, 08:52
2.3
3 km West of Nepi
21 km East · 6 km
110 months ago
13 Aug, 23:43
2.5
2 km East of Viterbo
14 km North-East · 3 km
112 months ago
26 Jun, 23:17
1.3
3 km North-East of Vetralla
4 km North · 10 km
118 months ago
9 Dec, 20:51

Nearby towns

How does it compare with the surroundings?

Villa San Giovanni in Tuscia is among the quietest towns of its province: very few epicentres are recorded here.

quietermore active
More epicentres than 0% of the 60 towns in the province.
Villa San Giovanni in Tuscia0
Nearby towns average1

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

Context

Province of Viterbo1 events · 30gLazio region83 events · 30g
ISTAT code: 056046

Frequently asked questions

Were there earthquakes today in Villa San Giovanni in Tuscia?

No, no quakes were recorded today in the Villa San Giovanni in Tuscia area: the latest nearby dates back to 11 months ago.

Is Villa San Giovanni in Tuscia a seismic area?

Villa San Giovanni in Tuscia is classified in seismic zone 2 by the Civil Protection. A zone where strong earthquakes are possible: new buildings follow strict anti-seismic criteria.

What was the strongest earthquake near Villa San Giovanni in Tuscia?

In the last ~12 years of INGV data, the strongest within 30 km of Villa San Giovanni in Tuscia was magnitude 2.5, in 2017.

When was the last quake near Villa San Giovanni in Tuscia?

The last quake recorded within 30 km of Villa San Giovanni in Tuscia was 11 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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