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Province of Varese

Natural hazards and seismic zone municipality by municipality, for home buyers.

According to ISPRA’s mosaic, 2% of the territory of the province of Varese has high or very high landslide hazard (P3 and P4), with 0.3% of the residents. 13.1% of the territory of the province of Varese is in the flood area of the medium-probability scenario (P2), with 2.2% of the residents. Among Italy’s 107 provinces it ranks 78th for landslide hazard P3-P4 and 28th for flood area (P2).

Municipalities by seismic zone: 136 in zone 4.

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Municipalities by share of territory in landslide class P3/P4

Valganna52.2%
Brusimpiano26.5%
Cassano Valcuvia19.2%
Cremenaga13.6%
Curiglia con Monteviasco12.5%
Cadegliano-Viconago10.7%
Barasso10.5%
Besano8%
Maccagno con Pino e Veddasca7.5%
Cuveglio7.3%

Municipalities by share of territory in flood scenario P2

Cazzago Brabbia70.6%
Ranco61.7%
Biandronno54.4%
Leggiuno54%
Laveno-Mombello49.1%
Monvalle48.6%
Germignaga47.2%
Porto Ceresio47.1%
Tronzano Lago Maggiore45.6%
Ispra45.3%

All 136 municipalities

MunicipalitySeismic zoneLandslide P3-P4Flood P2
Agra44.1%0%
Albizzate40%7.5%
Angera40%30.4%
Arcisate44.1%8.5%
Arsago Seprio40%0.7%
Azzate40.6%9%
Azzio41%3.5%
Barasso410.5%0.4%
Bardello con Malgesso e Bregano40%2.6%
Bedero Valcuvia40.1%2.1%
Besano48%4.2%
Besnate40%2.4%
Besozzo40%11.8%
Biandronno40%54.4%
Bisuschio43.6%7%
Bodio Lomnago40%19%
Brebbia40.4%23.3%
Brenta42.4%9.7%
Brezzo di Bedero40.7%39%
Brinzio40%0.1%
Brissago-Valtravaglia41.2%0.1%
Brunello40%4.9%
Brusimpiano426.5%33.9%
Buguggiate43.6%12.8%
Busto Arsizio40%0.1%
Cadegliano-Viconago410.7%12.3%
Cadrezzate con Osmate40%1%
Cairate40.2%15.3%
Cantello41%1.4%
Caravate43.6%0.2%
Cardano al Campo40%0.4%
Carnago40%1.7%
Caronno Pertusella40%11.4%
Caronno Varesino40.1%1.7%
Casale Litta40%10.6%
Casalzuigno40.3%1.3%
Casciago41.6%0%
Casorate Sempione40%0%
Cassano Magnago40%20.8%
Cassano Valcuvia419.2%0.6%
Castellanza40%0.5%
Castello Cabiaglio40%3%
Castelseprio40.3%7.3%
Castelveccana40.7%36.7%
Castiglione Olona40%1.3%
Castronno40%12.9%
Cavaria con Premezzo40%6.6%
Cazzago Brabbia40%70.6%
Cislago40%6.9%
Cittiglio40.2%1.9%
Clivio40.1%0.8%
Cocquio-Trevisago40%0.1%
Comabbio40%0.3%
Comerio40.9%8%
Cremenaga413.6%4.2%
Crosio della Valle40%6.7%
Cuasso al Monte42.9%1.8%
Cugliate-Fabiasco44.9%2.1%
Cunardo41.5%2.4%
Curiglia con Monteviasco412.5%0%
Cuveglio47.3%8.1%
Cuvio40.2%7.3%
Daverio40.1%0.2%
Dumenza46.5%0%
Duno41%0%
Fagnano Olona40%10.6%
Ferno40%0.2%
Ferrera di Varese40.4%0.1%
Gallarate40%2.8%
Galliate Lombardo40%32.5%
Gavirate41.5%21.7%
Gazzada Schianno40%1.7%
Gemonio40%1.2%
Gerenzano40%0.4%
Germignaga44.5%47.2%
Golasecca40%4.5%
Gorla Maggiore40%3.1%
Gorla Minore40%12.9%
Gornate Olona40%6.1%
Grantola41.5%4.7%
Inarzo40%44.7%
Induno Olona41.1%2.4%
Ispra40.2%45.3%
Jerago con Orago40%1.3%
Lavena Ponte Tresa43.3%15.4%
Laveno-Mombello41.1%49.1%
Leggiuno40%54%
Lonate Ceppino40%4.1%
Lonate Pozzolo40%14.2%
Lozza40%5.4%
Luino41.7%31.1%
Luvinate43.7%0%
Maccagno con Pino e Veddasca47.5%21.3%
Malnate40.4%13%
Marchirolo40.7%16.2%
Marnate40%3.3%
Marzio40.2%0.1%
Masciago Primo40%0.9%
Mercallo40%0%
Mesenzana43%3.8%
Montegrino Valtravaglia43.6%0.7%
Monvalle41%48.6%
Morazzone40%0%
Mornago40%0.1%
Oggiona con Santo Stefano40%5.4%
Olgiate Olona40%2%
Origgio40%0.7%
Orino40.2%0.2%
Porto Ceresio45.6%47.1%
Porto Valtravaglia41.6%36.1%
Rancio Valcuvia41.3%26.7%
Ranco40%61.7%
Saltrio40%0%
Samarate40%0.4%
Sangiano40.5%1.4%
Saronno40%3.4%
Sesto Calende41.3%20.2%
Solbiate Arno40%8.3%
Solbiate Olona40%2.7%
Somma Lombardo40%7.5%
Sumirago40%0%
Taino40.4%2.6%
Ternate40%11.2%
Tradate40%20.7%
Travedona-Monate40%0%
Tronzano Lago Maggiore42.1%45.6%
Uboldo40%11.3%
Valganna452.2%21%
Varano Borghi40.2%11.3%
Varese40.8%11%
Vedano Olona40%15.8%
Venegono Inferiore40%5.3%
Venegono Superiore40%2.9%
Vergiate40%0.1%
Viggiù42.2%2.2%
Vizzola Ticino40%29.6%

Landslides and floods in the province

ISPRA indicatorVALombardia
Landslide, very high hazard (P4)1.5%3.7%
Landslide, high hazard (P3)0.6%2.9%
Landslide, areas of attention0%0%
Residents in landslide areas P3-P40.3%0.4%
Buildings in landslide areas P3-P40.4%1.1%
Flood, high probability (P3)10.8%7.9%
Flood, medium probability (P2)13.1%10.2%
Flood, low probability (P1)16%20.3%
Residents in P2 flood areas2.2%4.4%
Buildings in P2 flood areas2.3%4.7%

Sources: ISPRA IdroGEO, Civil Protection, Istat (25 October 2026).

Updated on