Buying a home in Olzai
774 residents at the 2021 census, 715 buildings and 69.8 km² of territory, Sardegna.
Olzai is in seismic zone 4: the least hazardous zone: the probability of an earthquake is very low. According to ISPRA’s mosaic, 2.1% of the territory of Olzai has high or very high landslide hazard (P3 and P4), with 0.1% of the residents. 0% of the territory of Olzai is in the flood area of the medium-probability scenario (P2), with 0% of the residents.
Find your address in Olzai
The preview is free: the parcel, the seismic zone and the types of flags. The full dossier costs €29 including applicable VAT.
Olzai compared
| ISPRA indicator | Olzai | NU | Sardegna |
|---|---|---|---|
| Landslide, very high hazard (P4) | 0.2% | 3.8% | 2.1% |
| Landslide, high hazard (P3) | 1.9% | 13.1% | 7.3% |
| Landslide, areas of attention | 0% | 0% | 0% |
| Residents in landslide areas P3-P4 | 0.1% | 4.4% | 1.3% |
| Buildings in landslide areas P3-P4 | 0.4% | 5.4% | 2% |
| Flood, high probability (P3) | 0% | 2.3% | 3.4% |
| Flood, medium probability (P2) | 0% | 2.7% | 4% |
| Flood, low probability (P1) | 1.2% | 3.9% | 7% |
| Residents in P2 flood areas | 0% | 4.7% | 7.5% |
| Buildings in P2 flood areas | 0% | 5% | 7.5% |
Questions
Which seismic zone is Olzai in?
Olzai is in seismic zone 4: the least hazardous zone: the probability of an earthquake is very low.
How much of Olzai is in landslide class P3/P4?
According to ISPRA’s mosaic, 2.1% of the territory of Olzai has high or very high landslide hazard (P3 and P4), with 0.1% of the residents. By share of territory with landslide hazard P3-P4, Olzai ranks 57th of 74 municipalities in the province of Nuoro.
How much of Olzai is in flood scenario P2?
0% of the territory of Olzai is in the flood area of the medium-probability scenario (P2), with 0% of the residents. In the province of Nuoro, 13 of 74 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 |
|---|---|---|---|
| Teti | 4 | 3.3% | 0% |
| Sarule | 4 | 0.7% | 0% |
| Ottana | 4 | 0% | 3.9% |
| Ollolai | 4 | 28.6% | 0% |
| Austis | 4 | 12.1% | 0% |
| Nughedu Santa Vittoria | 4 | 3.1% | 0% |
Sources: ISPRA IdroGEO, Civil Protection, Istat (25 October 2026).
Updated on