Buying a home in Sant’Ambrogio sul Garigliano
879 residents at the 2021 census, 592 buildings and 9 km² of territory, Lazio.
Sant’Ambrogio sul Garigliano is in seismic zone 2 (the region uses the sub-zones 2B): in this zone strong earthquakes are possible. According to ISPRA’s mosaic, 0.7% of the territory of Sant’Ambrogio sul Garigliano has high or very high landslide hazard (P3 and P4), with 0.2% of the residents. 32.1% of the territory of Sant’Ambrogio sul Garigliano is in the flood area of the medium-probability scenario (P2), with 7.5% of the residents.
Find your address in Sant’Ambrogio sul Garigliano
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Sant’Ambrogio sul Garigliano compared
| ISPRA indicator | Sant'Ambrogio sul Garigliano | FR | Lazio |
|---|---|---|---|
| Landslide, very high hazard (P4) | 0.7% | 14.4% | 4.3% |
| Landslide, high hazard (P3) | 0% | 0.4% | 1.2% |
| Landslide, areas of attention | 19.3% | 27.8% | 8.3% |
| Residents in landslide areas P3-P4 | 0.2% | 7% | 1.5% |
| Buildings in landslide areas P3-P4 | 0% | 7.2% | 3.2% |
| Flood, high probability (P3) | 29.7% | 1.6% | 2.6% |
| Flood, medium probability (P2) | 32.1% | 2.2% | 3.5% |
| Flood, low probability (P1) | 32.1% | 2.9% | 5.7% |
| Residents in P2 flood areas | 7.5% | 2.3% | 3.2% |
| Buildings in P2 flood areas | 6.1% | 2.4% | 3.4% |
Questions
Which seismic zone is Sant’Ambrogio sul Garigliano in?
Sant’Ambrogio sul Garigliano is in seismic zone 2 (the region uses the sub-zones 2B): in this zone strong earthquakes are possible.
How much of Sant’Ambrogio sul Garigliano is in landslide class P3/P4?
According to ISPRA’s mosaic, 0.7% of the territory of Sant’Ambrogio sul Garigliano has high or very high landslide hazard (P3 and P4), with 0.2% of the residents. By share of territory with landslide hazard P3-P4, Sant’Ambrogio sul Garigliano ranks 89th of 91 municipalities in the province of Frosinone.
How much of Sant’Ambrogio sul Garigliano is in flood scenario P2?
32.1% of the territory of Sant’Ambrogio sul Garigliano is in the flood area of the medium-probability scenario (P2), with 7.5% of the residents. By share of territory in the P2 flood area, Sant’Ambrogio sul Garigliano ranks 2nd of 91 municipalities in the province of Frosinone.
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 |
|---|---|---|---|
| Sant’Apollinare | 2B | 12.9% | 42.6% |
| Rocca d’Evandro | 2 | 18.6% | 9% |
| Sant’Andrea del Garigliano | 2B | 14.2% | 9.4% |
| Vallemaio | 2B | 30.2% | 0% |
| San Giorgio a Liri | 2B | 16.7% | 17.2% |
| Galluccio | 2 | 13.9% | 0% |
Sources: ISPRA IdroGEO, Civil Protection, Istat (25 October 2026).
Updated on