Buying a home in Segni
8,983 residents at the 2021 census, 2,851 buildings and 60.9 km² of territory, Lazio.
Segni is in seismic zone 2 (the region uses the sub-zones 2B): in this zone strong earthquakes are possible. According to ISPRA’s mosaic, 15% of the territory of Segni has high or very high landslide hazard (P3 and P4), with 2% of the residents. 1.6% of the territory of Segni is in the flood area of the medium-probability scenario (P2), with 0.5% of the residents.
Find your address in Segni
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Segni compared
| ISPRA indicator | Segni | RM | Lazio |
|---|---|---|---|
| Landslide, very high hazard (P4) | 15% | 2.1% | 4.3% |
| Landslide, high hazard (P3) | 0% | 0.6% | 1.2% |
| Landslide, areas of attention | 49% | 6.5% | 8.3% |
| Residents in landslide areas P3-P4 | 2% | 0.6% | 1.5% |
| Buildings in landslide areas P3-P4 | 4.5% | 1.2% | 3.2% |
| Flood, high probability (P3) | 1.2% | 3.4% | 2.6% |
| Flood, medium probability (P2) | 1.6% | 4.7% | 3.5% |
| Flood, low probability (P1) | 2% | 7% | 5.7% |
| Residents in P2 flood areas | 0.5% | 3.6% | 3.2% |
| Buildings in P2 flood areas | 0.5% | 4.5% | 3.4% |
Questions
Which seismic zone is Segni in?
Segni is in seismic zone 2 (the region uses the sub-zones 2B): in this zone strong earthquakes are possible.
How much of Segni is in landslide class P3/P4?
According to ISPRA’s mosaic, 15% of the territory of Segni has high or very high landslide hazard (P3 and P4), with 2% of the residents. By share of territory with landslide hazard P3-P4, Segni ranks 9th of 121 municipalities in the Metropolitan City of Roma.
How much of Segni is in flood scenario P2?
1.6% of the territory of Segni is in the flood area of the medium-probability scenario (P2), with 0.5% of the residents. By share of territory in the P2 flood area, Segni ranks 30th 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 |
|---|---|---|---|
| Colleferro | 2B | 2.9% | 3.6% |
| Gavignano | 2B | 2.7% | 1.5% |
| Montelanico | 2B | 23.2% | 1% |
| Rocca Massima | 2B | 8.9% | 0% |
| Cori | 2B | 2.8% | 0.8% |
| Paliano | 2B | 2.9% | 0.7% |
Sources: ISPRA IdroGEO, Civil Protection, Istat (25 October 2026).
Updated on