Buying a home in Nazzano
1,367 residents at the 2021 census, 528 buildings and 12.4 km² of territory, Lazio.
Nazzano is in seismic zone 2 (the region uses the sub-zones 2B): in this zone strong earthquakes are possible. According to ISPRA’s mosaic, 3.8% of the territory of Nazzano has high or very high landslide hazard (P3 and P4), with 1.7% of the residents. 18.7% of the territory of Nazzano is in the flood area of the medium-probability scenario (P2), with 0% of the residents.
Find your address in Nazzano
The preview is free: the parcel, the seismic zone and the types of flags. The full dossier costs €29 including applicable VAT.
Nazzano compared
| ISPRA indicator | Nazzano | RM | Lazio |
|---|---|---|---|
| Landslide, very high hazard (P4) | 0.1% | 2.1% | 4.3% |
| Landslide, high hazard (P3) | 3.7% | 0.6% | 1.2% |
| Landslide, areas of attention | 0% | 6.5% | 8.3% |
| Residents in landslide areas P3-P4 | 1.7% | 0.6% | 1.5% |
| Buildings in landslide areas P3-P4 | 2.6% | 1.2% | 3.2% |
| Flood, high probability (P3) | 16.6% | 3.4% | 2.6% |
| Flood, medium probability (P2) | 18.7% | 4.7% | 3.5% |
| Flood, low probability (P1) | 19.8% | 7% | 5.7% |
| Residents in P2 flood areas | 0% | 3.6% | 3.2% |
| Buildings in P2 flood areas | 0% | 4.5% | 3.4% |
Questions
Which seismic zone is Nazzano in?
Nazzano is in seismic zone 2 (the region uses the sub-zones 2B): in this zone strong earthquakes are possible.
How much of Nazzano is in landslide class P3/P4?
According to ISPRA’s mosaic, 3.8% of the territory of Nazzano has high or very high landslide hazard (P3 and P4), with 1.7% of the residents. By share of territory with landslide hazard P3-P4, Nazzano ranks 33rd of 121 municipalities in the Metropolitan City of Roma.
How much of Nazzano is in flood scenario P2?
18.7% of the territory of Nazzano is in the flood area of the medium-probability scenario (P2), with 0% of the residents. By share of territory in the P2 flood area, Nazzano ranks 8th of 121 municipalities in the Metropolitan City of Roma.
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 |
|---|---|---|---|
| Torrita Tiberina | 2B | 3.3% | 29.2% |
| Civitella San Paolo | 2B | 0.9% | 0% |
| Filacciano | 2B | 0.7% | 41.4% |
| Ponzano Romano | 2B | 1.4% | 30.5% |
| Montopoli di Sabina | 2B | 1.3% | 3.3% |
| Sant’Oreste | 2B | 2.2% | 5.1% |
Sources: ISPRA IdroGEO, Civil Protection, Istat (25 October 2026).
Updated on