Risks · 2024

Land area exposed to river flooding (1-in-10-year flood)

Land area exposed to river flooding (1-in-10-year flood): Schwadernau comes top with 91.5% and Avusy comes last with 0.0%. The median across 900 municipalities is 3.0%. The ranking covers municipalities with at least 500 residents.

Podium and top 100

The row you point atNational medianHover over, tap or select a row with the keyboard to see where it stands on the national scale.

1Schwadernau91.5%2Worben86.3%3Brugg85.4%

#	Municipality	Canton	Land area exposed to river flooding (1-in-10-year flood)
1	Schwadernau	Bern	91.5%
2	Worben	Bern	86.3%
3	Brugg	Aargau	85.4%
4	Widnau	St. Gallen	84.9%
5	Kappelen	Bern	81.0%
6	Scheuren	Bern	79.3%
7	Diepoldsau	St. Gallen	76.6%
8	Noville	Vaud	73.2%
9	Au (SG)	St. Gallen	72.8%
10	Walperswil	Bern	68.3%
11	Wangen an der Aare	Bern	66.8%
12	Chessel	Vaud	66.0%
13	Flaach	Zurich	59.0%
14	Murten	Fribourg	58.6%
15	Rottenschwil	Aargau	56.7%
16	Luterbach	Solothurn	56.6%
17	Siselen	Bern	55.6%
18	Balgach	St. Gallen	55.2%
19	Müntschemier	Bern	52.4%
20	Martigny	Valais	52.0%
21	Bargen (BE)	Bern	51.1%
22	Studen (BE)	Bern	50.6%
23	Gampelen	Bern	50.0%
24	Merenschwand	Aargau	49.7%
25	Ins	Bern	48.8%
26	Rüdtligen-Alchenflüh	Bern	48.6%
27	Büren an der Aare	Bern	47.6%
28	Dotzigen	Bern	44.2%
29	Jens	Bern	44.1%
30	Nidau	Bern	44.1%
31	Finsterhennen	Bern	44.0%
32	Locarno	Ticino	42.5%
33	Roche (VD)	Vaud	42.0%
34	Meinisberg	Bern	41.7%
35	Treycovagnes	Vaud	41.6%
36	Hünenberg	Zug	40.7%
37	Rennaz	Vaud	40.6%
38	Obergösgen	Solothurn	40.4%
39	Mont-Vully	Fribourg	39.9%
40	Aegerten	Bern	39.8%
41	Full-Reuenthal	Aargau	39.8%
42	Benken (SG)	St. Gallen	39.4%
43	Bellach	Solothurn	39.3%
44	Aefligen	Bern	38.1%
45	Mellingen	Aargau	37.9%
46	Aarberg	Bern	37.9%
47	Gals	Bern	37.6%
48	Aristau	Aargau	37.6%
49	Schwaderloch	Aargau	37.5%
50	Täuffelen	Bern	37.3%
51	Deitingen	Solothurn	36.3%
52	Solothurn	Solothurn	35.9%
53	Felben-Wellhausen	Thurgau	35.3%
54	Laupen	Bern	35.2%
55	Lalden	Valais	35.2%
56	Altikon	Zurich	34.7%
57	Lengnau (BE)	Bern	34.7%
58	Brüttelen	Bern	34.1%
59	Dietwil	Aargau	33.8%
60	Eggenwil	Aargau	33.6%
61	Belp	Bern	33.6%
62	Geroldswil	Zurich	33.2%
63	Kiesen	Bern	33.0%
64	Vernayaz	Valais	33.0%
65	Flumenthal	Solothurn	32.5%
66	Andelfingen	Zurich	32.3%
67	Kallnach	Bern	32.1%
68	Payerne	Vaud	31.9%
69	Ipsach	Bern	31.4%
70	Zuchwil	Solothurn	31.4%
71	Rüthi (SG)	St. Gallen	31.3%
72	Rüderswil	Bern	30.9%
73	Interlaken	Bern	30.7%
74	Fischbach-Göslikon	Aargau	30.3%
75	Safnern	Bern	30.1%
76	Aarau	Aargau	30.0%
77	Dietikon	Zurich	29.9%
78	Yvorne	Vaud	29.8%
79	Oberrüti	Aargau	29.4%
80	St. Margrethen	St. Gallen	29.4%
81	Buchs (SG)	St. Gallen	29.3%
82	Sierre	Valais	29.2%
83	Buchrain	Lucerne	28.0%
84	Büetigen	Bern	27.9%
85	Saint-Léonard	Valais	27.8%
86	Wichtrach	Bern	27.4%
87	Utzenstorf	Bern	27.1%
88	Böttstein	Aargau	26.8%
89	Emmen	Lucerne	26.4%
90	Sion	Valais	26.1%
91	Saint-Aubin (FR)	Fribourg	25.9%
92	Hüttlingen	Thurgau	25.8%
93	Schönenwerd	Solothurn	25.8%
94	Tuggen	Schwyz	25.7%
95	Massongex	Valais	25.6%
96	Collombey-Muraz	Valais	25.6%
97	Niedergösgen	Solothurn	25.6%
98	Zwingen	Basel-Landschaft	24.8%
99	Sant'Antonino	Ticino	24.6%
100	Mühlau	Aargau	24.3%

Bottom of the ranking

#	Municipality	Canton	Land area exposed to river flooding (1-in-10-year flood)
868	Altnau	Thurgau	0.0%
868	Güttingen	Thurgau	0.0%
868	Lavertezzo	Ticino	0.0%
868	Muralto	Ticino	0.0%
868	Magliaso	Ticino	0.0%
868	Mendrisio	Ticino	0.0%
868	Orny	Vaud	0.0%
868	Pompaples	Vaud	0.0%
868	Lutry	Vaud	0.0%
868	Prangins	Vaud	0.0%
868	Arnex-sur-Orbe	Vaud	0.0%
868	Bavois	Vaud	0.0%
868	Vulliens	Vaud	0.0%
868	Champvent	Vaud	0.0%
868	Avusy	Geneva	0.0%

Regions compared

Population-weighted averages for rates; totals for counts.

Other rankings on the same theme

Land area exposed to river flooding (1-in-100-year flood)Land area exposed to river flooding (1-in-500-year flood)Land area under more than 1 m of water in a 1-in-100-year river flood Seismic hazard: peak ground acceleration (10 % in 50 years)

Frequently asked questions

Which municipality ranks first for “Land area exposed to river flooding (1-in-10-year flood)”?

Schwadernau ranks first for “Land area exposed to river flooding (1-in-10-year flood)”, with 91.5%.

What is the median for “Land area exposed to river flooding (1-in-10-year flood)”?

The median across the 900 ranked municipalities is 3.0%.