Climate and hazards: seismic zone 3 and ISPRA flood and landslide risk indicators
In the Civil Protection list updated to 31 May 2025 the Comune of Pisa is in seismic zone 3. The ISPRA IdroGEO municipal sheet (2024 Report) counts 40,386 residents at risk from floods (47% of the population) and no residents at risk from landslides. Temperatures, rainfall and PM10 in the data.
Sections: Seasons · Rainfall · Temperatures · Air quality · Environmental hazards
Seismic risk
In the seismic classification of municipalities published by the Civil Protection Department (list updated to 31 May 2025) the Comune of Pisa is in zone 3, where, in the Department's definition, strong earthquakes are less likely than in zones 1 and 2. The Department explains that the seismic zone is used for planning and land control; to design or assess a building, the Technical Standards for Construction use the hazard calculated for the individual site.
Floods and landslides
The sheet for the Comune of Pisa on ISPRA's IdroGEO platform, based on the 2024 ISPRA Report on hydrogeological instability, shows 40,386 residents at risk from floods (47% of the population) and no residents at risk from landslides. According to the same sheet, 7,258 buildings, 4,736 businesses and 572 cultural heritage sites are also exposed to flood risk. On the same platform the landslide and flood hazard areas can be viewed on the map, which is worth checking before choosing a home.
Data
Sources
Updated: 2026-10-22
Updated: 2026-10-22
Updated: 2026-10-22
Reviewed: 10/23/2026 · by piero.avolio · rev. 1 · Period: → 2027-10-31
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