Buying a home in Usellus
727 residents at the 2021 census, 696 buildings and 35.1 km² of territory, Sardegna.
Usellus is in seismic zone 4: the least hazardous zone: the probability of an earthquake is very low. According to ISPRA’s mosaic, 0.4% of the territory of Usellus has high or very high landslide hazard (P3 and P4), with 0% of the residents. 0.3% of the territory of Usellus is in the flood area of the medium-probability scenario (P2), with 2.2% of the residents.
Find your address in Usellus
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Usellus compared
| ISPRA indicator | Usellus | OR | Sardegna |
|---|---|---|---|
| Landslide, very high hazard (P4) | 0% | 0.6% | 2.1% |
| Landslide, high hazard (P3) | 0.4% | 4.2% | 7.3% |
| Landslide, areas of attention | 0% | 0% | 0% |
| Residents in landslide areas P3-P4 | 0% | 0.5% | 1.3% |
| Buildings in landslide areas P3-P4 | 0% | 0.9% | 2% |
| Flood, high probability (P3) | 0.3% | 7% | 3.4% |
| Flood, medium probability (P2) | 0.3% | 8% | 4% |
| Flood, low probability (P1) | 0.3% | 11.4% | 7% |
| Residents in P2 flood areas | 2.2% | 14.8% | 7.5% |
| Buildings in P2 flood areas | 2.3% | 11.6% | 7.5% |
Questions
Which seismic zone is Usellus in?
Usellus is in seismic zone 4: the least hazardous zone: the probability of an earthquake is very low.
How much of Usellus is in landslide class P3/P4?
According to ISPRA’s mosaic, 0.4% of the territory of Usellus has high or very high landslide hazard (P3 and P4), with 0% of the residents. By share of territory with landslide hazard P3-P4, Usellus ranks 49th of 87 municipalities in the province of Oristano.
How much of Usellus is in flood scenario P2?
0.3% of the territory of Usellus is in the flood area of the medium-probability scenario (P2), with 2.2% of the residents. By share of territory in the P2 flood area, Usellus ranks 62nd of 87 municipalities in the province of Oristano, tied with 1 others.
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 |
|---|---|---|---|
| Villa Verde | 4 | 1.8% | 0.3% |
| Albagiara | 4 | 4.7% | 0.3% |
| Pau | 4 | 19.2% | 0% |
| Ales | 4 | 0.3% | 0.3% |
| Mogorella | 4 | 0.3% | 4.3% |
| Assolo | 4 | 1% | 0% |
Sources: ISPRA IdroGEO, Civil Protection, Istat (25 October 2026).
Updated on