Province of Sassari

Earthquakes in Ozieri

1.5
very light
LATEST QUAKE

5 km North of Nughedu San Nicolò

10 months ago · 13 Nov, 11:45
Depth 8 km

Seismic activity in the surroundings

30 km radius
284
days since the last quake nearby
4
quakes recorded since 2014
~2.9 years
on average, one quake every
1.8
The strongest within 30 km
4 km South-East of Ozieri
21 months ago · 28 Nov, 10:22

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.

The national hazard map provides no value for this area: that happens in the quietest parts of Italy.

Hazard describes the long-term expected shaking: it is not a forecast.

Why the ground rarely shakes here

Ozieri 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.

Closest earthquake
Earthquake details
1
In the town
total on record
0
In the town
last 12 months
1
In the area
last 12 months
M1.8
Strongest ever
In the area

The “area” is Ozieri plus nearby towns.

Last earthquake: 21 months ago · 10,881 inhabitants

The seismic history of Ozieri

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

  1. 2000V26 April 2000

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

    Tirreno centrale earthquake (M4.8), epicentre 104 km away

Source: Italian Macroseismic Database DBMI15 (INGV, CC BY 4.0).

The closest seismic structure

Northern Africa offshore - East

The town lies about 250 km from Northern Africa offshore - East, one of the seismic structures mapped by INGV geologists.

estimated maximum magnitude 8.0between 1 and 25 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

November 20251eventmax 1.5
Oct
Jan '25
Apr
Jul
Oct
Jan '26
Apr
Jul

Earthquake map

3 events
Magnitude:lightweakmoderatestrong

Earthquakes in the area

1.5
5 km North of Nughedu San Nicolò
8 km South-East · 8 km
10 months ago
13 Nov, 11:45
1.4
4 km North of Nughedu San Nicolò
9 km South-East · 9 km
14 months ago
30 Jun, 08:52
1.8
4 km South-East of Ozieri
4 km South-East · 1 km
21 months ago
28 Nov, 10:22

Nearby towns

How does it compare with the surroundings?

Ozieri 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 82% of the 92 towns in the province.
Ozieri1
Nearby towns average0.2

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

Context

Province of Sassari0 events · 30gSardinia region0 events · 30g
ISTAT code: 090052

Frequently asked questions

Were there earthquakes today in Ozieri?

No, no quakes were recorded today in the Ozieri area: the latest nearby dates back to 10 months ago.

Is Ozieri a seismic area?

Ozieri 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 Ozieri?

In the last ~12 years of INGV data, the strongest within 30 km of Ozieri was magnitude 1.8, in 2024.

When was the last quake near Ozieri?

The last quake recorded within 30 km of Ozieri was 10 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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