Province of Oristano

Earthquakes in Santu Lussurgiu

1.1
very light
LATEST QUAKE

4 km South-West of Macomer

25 months ago · 26 Jul, 12:20
Depth 1 km

Seismic activity in the surroundings

30 km radius
759
days since the last quake nearby
1
quakes recorded since 2014
on average, one quake every
1.1
The strongest within 30 km
4 km South-West of Macomer
25 months ago · 26 Jul, 12:20

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

Santu Lussurgiu 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
Go to Macomer Earthquake details
0
In the town
total on record
0
In the town
last 12 months
0
In the area
last 12 months
M1.1
Strongest ever
In the area

The “area” is Santu Lussurgiu plus nearby towns.

No earthquakes recorded in Santu Lussurgiu · 2,440 inhabitants

The seismic history of Santu Lussurgiu

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

  1. 2000NF26 April 2000

    Imperceptible: only instruments record it.

    Tirreno centrale earthquake (M4.8), epicentre 150 km away

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

The closest seismic structure

Northern Africa offshore - East

The town lies about 215 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

August 2026no events
Oct
Jan '25
Apr
Jul
Oct
Jan '26
Apr
Jul

Earthquake map

1 events
Magnitude:lightweakmoderatestrong

Earthquakes in the area

1.1
4 km South-West of Macomer
15 km North-East · 1 km
25 months ago
26 Jul, 12:20

Nearby towns

How does it compare with the surroundings?

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

quietermore active
More epicentres than 0% of the 87 towns in the province.
Santu Lussurgiu0
Nearby towns average0.1

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

Context

Province of Oristano0 events · 30gSardinia region0 events · 30g
ISTAT code: 095049

Frequently asked questions

Were there earthquakes today in Santu Lussurgiu?

No, no quakes were recorded today in the Santu Lussurgiu area: the latest nearby dates back to 25 months ago.

Is Santu Lussurgiu a seismic area?

Santu Lussurgiu 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 Santu Lussurgiu?

In the last ~12 years of INGV data, the strongest within 30 km of Santu Lussurgiu was magnitude 1.1, in 2024.

When was the last quake near Santu Lussurgiu?

The last quake recorded within 30 km of Santu Lussurgiu was 25 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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