Buying a home in Alia
3,367 residents at the 2021 census, 1,941 buildings and 46 km² of territory, Sicilia.
Alia is in seismic zone 2: in this zone strong earthquakes are possible. According to ISPRA’s mosaic, 0.3% of the territory of Alia has high or very high landslide hazard (P3 and P4), with 5% of the residents. 0% of the territory of Alia is in the flood area of the medium-probability scenario (P2), with 0% of the residents.
Find your address in Alia
The preview is free: the parcel, the seismic zone and the types of flags. The full dossier costs €29 including applicable VAT.
Alia compared
| ISPRA indicator | Alia | PA | Sicilia |
|---|---|---|---|
| Landslide, very high hazard (P4) | 0.1% | 5.4% | 2.2% |
| Landslide, high hazard (P3) | 0.2% | 1.4% | 0.8% |
| Landslide, areas of attention | 0% | 1.1% | 1.4% |
| Residents in landslide areas P3-P4 | 5% | 3.4% | 1.9% |
| Buildings in landslide areas P3-P4 | 2.2% | 5.1% | 2.4% |
| Flood, high probability (P3) | 0% | 0.6% | 1.6% |
| Flood, medium probability (P2) | 0% | 0.6% | 1.9% |
| Flood, low probability (P1) | 0% | 0.6% | 2.2% |
| Residents in P2 flood areas | 0% | 4.7% | 2.6% |
| Buildings in P2 flood areas | 0% | 3.2% | 2.3% |
Questions
Which seismic zone is Alia in?
Alia is in seismic zone 2: in this zone strong earthquakes are possible.
How much of Alia is in landslide class P3/P4?
According to ISPRA’s mosaic, 0.3% of the territory of Alia has high or very high landslide hazard (P3 and P4), with 5% of the residents. By share of territory with landslide hazard P3-P4, Alia ranks 79th of 82 municipalities in the Metropolitan City of Palermo.
How much of Alia is in flood scenario P2?
0% of the territory of Alia is in the flood area of the medium-probability scenario (P2), with 0% of the residents. In the Metropolitan City of Palermo, 40 of 82 municipalities have no territory in the P2 flood area.
Guides: seismic zone · landslides and floods · what to check before an offer. OMI prices: GEOPOI (how to read them).
Nearby municipalities
| Municipality | Seismic zone | Landslide P3-P4 | Flood P2 |
|---|---|---|---|
| Sclafani Bagni | 2 | 1.3% | 0% |
| Valledolmo | 2 | 0.7% | 0% |
| Montemaggiore Belsito | 2 | 3% | 0% |
| Roccapalumba | 2 | 1.7% | 0% |
| Vallelunga Pratameno | 3 | 0% | 0% |
| Lercara Friddi | 2 | 1.3% | 0% |
Sources: ISPRA IdroGEO, Civil Protection, Istat (25 October 2026).
Updated on