Province of Verbano-Cusio-Ossola

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

According to ISPRA’s mosaic, 6.6% of the territory of the province of Verbano-Cusio-Ossola has high or very high landslide hazard (P3 and P4), with 14.9% of the residents. 6.9% of the territory of the province of Verbano-Cusio-Ossola is in the flood area of the medium-probability scenario (P2), with 15.3% of the residents. Among Italy’s 107 provinces it ranks 54th for landslide hazard P3-P4 and 53rd for flood area (P2).

Municipalities by seismic zone: 28 in zone 3, 46 in zone 4.

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Municipalities by share of territory in landslide class P3/P4

Crodo	36.7%
Antrona Schieranco	34%
Masera	21.2%
Crevoladossola	18.9%
Villadossola	16.1%
Montescheno	14.7%
Stresa	13.2%
Trasquera	13%
Craveggia	12.7%
Pallanzeno	12.6%

Municipalities by share of territory in flood scenario P2

Belgirate	77.6%
Cannero Riviera	57.1%
Verbania	56.7%
Ghiffa	55.7%
Stresa	45.4%
Baveno	44.1%
Oggebbio	42.4%
Vogogna	25.4%
Cannobio	25.3%
Pallanzeno	24.3%

All 74 municipalities

Municipality	Seismic zone	Landslide P3-P4	Flood P2
Antrona Schieranco	3	34%	0.6%
Anzola d’Ossola	4	2.2%	10.1%
Arizzano	4	0.4%	0%
Arola	4	0.1%	0.6%
Aurano	4	0.5%	0.4%
Baceno	3S	5.4%	1.6%
Bannio Anzino	3	3%	1.1%
Baveno	4	10%	44.1%
Bee	4	0.1%	0.4%
Belgirate	4	0%	77.6%
Beura-Cardezza	3	8.5%	3.3%
Bognanco	3	6.5%	0.8%
Borgomezzavalle	3	5.3%	2%
Brovello-Carpugnino	4	0.1%	0%
Calasca-Castiglione	3	1.8%	0.8%
Cambiasca	4	0.9%	2.1%
Cannero Riviera	4	0.5%	57.1%
Cannobio	4	1.9%	25.3%
Caprezzo	4	0%	0.1%
Casale Corte Cerro	4	7.3%	6.1%
Ceppo Morelli	3	4.5%	1.1%
Cesara	4	0.1%	0.8%
Cossogno	4	0.2%	0%
Craveggia	3	12.7%	1.8%
Crevoladossola	3	18.9%	7.2%
Crodo	3S	36.7%	5.7%
Domodossola	3	5.9%	5.7%
Druogno	3	6.9%	3.4%
Formazza	3	1.9%	1.5%
Germagno	4	1.3%	0%
Ghiffa	4	0.1%	55.7%
Gignese	4	0.9%	0.2%
Gravellona Toce	4	5.6%	14%
Gurro	4	0%	0.3%
Intragna	4	1.5%	0.8%
Loreglia	4	2.8%	0%
Macugnaga	3	4.4%	2.3%
Madonna del Sasso	4	0%	0%
Malesco	4	4.1%	3.2%
Masera	3	21.2%	11.5%
Massiola	4	1%	0%
Mergozzo	4	3.3%	23.3%
Miazzina	4	2.5%	0%
Montecrestese	3	1.3%	1.6%
Montescheno	3	14.7%	0%
Nonio	4	7.6%	0.2%
Oggebbio	4	0.3%	42.4%
Omegna	4	1.9%	2.8%
Ornavasso	4	5.9%	19.3%
Pallanzeno	3	12.6%	24.3%
Piedimulera	3	6.3%	9.2%
Pieve Vergonte	4	7.5%	10.1%
Premeno	4	0.5%	0.3%
Premia	3	5.6%	2.8%
Premosello-Chiovenda	4	3%	14.8%
Quarna Sopra	4	0.8%	0.3%
Quarna Sotto	4	1.2%	0.1%
Re	4	3.5%	1.2%
San Bernardino Verbano	4	0.1%	0.1%
Santa Maria Maggiore	3	3.5%	2.5%
Stresa	4	13.2%	45.4%
Toceno	3	0.1%	1.5%
Trarego Viggiona	4	0%	0%
Trasquera	3S	13%	1.7%
Trontano	3	1.1%	1.1%
Valle Cannobina	4	0.3%	0.5%
Valstrona	4	1%	0.3%
Vanzone con San Carlo	3	11.5%	1.5%
Varzo	3S	5.5%	0.7%
Verbania	4	0.1%	56.7%
Vignone	4	0.1%	1.4%
Villadossola	3	16.1%	17.5%
Villette	4	1%	2.6%
Vogogna	4	4.4%	25.4%

Landslides and floods in the province

ISPRA indicator	VB	Piemonte
Landslide, very high hazard (P4)	3.8%	3.1%
Landslide, high hazard (P3)	2.8%	3.7%
Landslide, areas of attention	0%	0%
Residents in landslide areas P3-P4	14.9%	1.8%
Buildings in landslide areas P3-P4	11.6%	4.4%
Flood, high probability (P3)	5.2%	5.1%
Flood, medium probability (P2)	6.9%	8.3%
Flood, low probability (P1)	8.5%	13%
Residents in P2 flood areas	15.3%	4.9%
Buildings in P2 flood areas	12.7%	5.8%

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

Updated on 25 October 2026