List of lakes with a dam in Switzerland with a volume of more than 10 million cubic metres (m3):

+ Dammed lakes with their location, volume, area and depth, as well as information on the relevant dam(s) Name of lake Canton Volume in million m3 Surface elevation (m) Surface area in km2 Maximal depth (m) Name of dam Type of dam Year of construction Height of dam (m) Lac des Dix Valais 401 2365 3.65 227 Grande Dixence Gravity 1961 285 Dixence Gravity 1935 87 Lac d'Emosson Valais 227 1930 3.27 161 Emosson Arch 1974 180 Barberine Gravity 1925 79 Lac de la Gruyère Fribourg 220 677 9.60 75 Rossens Arch 1947 83 Lac de Mauvoisin Valais 211 1961 2.08 180 Mauvoisin Arch 1957 250 Lago di Lei Italy, Grisons 197 1931 4.12 133 Valle di Lei Dam Arch 1961 141 Lago di Livigno Italy, Grisons 165 1805 4.71 119 Punt dal Gall Arch 1968 130 Wägitalersee Schwyz 150 900 4.18 65 Schräh Gravity 1924 111 Lago di Luzzone Ticino 108 1592 1.27 181 Luzzone Arch 1963 225 Lago di Vogorno Ticino 105 470 1.68 204 Verzasca Arch 1965 220 Grimselsee Bern 103 1908 2.63 100 Spitallamm Arch 1932 114 Mattmarksee Valais 101 2197 1.76 93 Mattmark Embankment 1967 120 Zervreilasee Grisons 101 1862 1.61 140 Zervreila Arch 1957 151 Sihlsee Schwyz 97 889 10.72 23 Hühnermatt Embankment 1937 17 In den Schlagen Gravity 1936 33 Limmerensee Glarus 93 1857 1.36 122 Limmern Arch 1963 146 Lac de Moiry Valais 78 2249 1.40 120 Moiry Arch 1958 148 Göscheneralpsee Uri 76 1792 1.32 106 Göscheneralp Embankment 1960 155 Albignasee Grisons 71 2163 1.13 108 Albigna Gravity 1959 115 Lai da Sontga Maria Grisons 67 1908 1.77 86 Santa Maria Arch 1968 117 Schiffenensee Fribourg 66 532 4.25 38 Schiffenen Arch 1963 47 Lago del Sambuco Ticino 63 1461 1.11 124 Sambuco Arch 1956 130 Oberaarsee Bern 61 2303 1.47 90 Oberaar Gravity 1953 100 Lai da Marmorera Grisons 60 1680 1.41 65 Marmorera(Castiletto) Embankment 1954 91 Klöntalersee Glarus 56 847 3.29 47 Rhodannenberg Embankment 1910 30 Lago Ritom Ticino 54 1850 1.49 69 Piora Gravity 1920 27 Lac de l'Hongrin Vaud 53 1255 1.60 105 Hongrin Nord Arch 1969 125 Hongrin Sud Arch 1969 90 Lac de Tseuzier Valais 51 1777 0.85 140 Proz-Riond Embankment 1957 20 Zeuzier Arch 1957 156 Lai da Nalps Grisons 45 1908 0.91 122 Nalps Arch 1962 127 Lai da Curnera Grisons 41 1956 0.81 136 Curnera Arch 1966 153 Lac de Salanfe Valais 40 1925 1.62 48 Salanfe Gravity 1952 52 Gigerwaldsee St.-Gallen 36 1335 0.71 135 Gigerwald Arch 1976 147 Lago del Narèt Ticino 32 2310 0.73 104 Naret I Arch 1970 80 Naret II Gravity 1970 45 Lago dei Cavagnöö Ticino 29 2310 0.46 100 Cavagnoli Arch 1968 111 Räterichsbodensee Bern 27 1767 0.67 77 Räterichsboden Gravity 1950 94 Lago di Lucendro Ticino 25 2134 0.54 96 Lucendro Buttress 1947 73 Wohlensee Bern 25 480 3.65 20 Mühleberg Gravity 1920 29 Lac de Moron Neuchâtel, France 21 716 0.69 59 Châtelot Arch 1953 74 Lac des Toules Valais 20 1810 0.61 75 Les Toules Arch 1963 86 Lac de Cleuson Valais 20 2186 0.51 76 Cleuson Gravity 1950 87 Griessee Valais 19 2386 0.50 66 Gries Gravity 1965 60 Lago Bianco Grisons 19 2234 1.50 53 Lago Biango Nord Gravity 1912 15 Lago Biango Süd Gravity 1912 26 Sufnersee Grisons 18 1401 0.90 51 Sufers Arch 1962 58 Gelmersee Bern 14 1850 0.64 48 Gelmer Gravity 1929 35 Lac du Vieux Emosson Valais 14 2205 0.55 42 Vieux-Emosson Arch 1955 45 Lac de Montsalvens Fribourg 13 801 0.74 50 Montsalvens Arch 1920 55 Arnensee Bern 11 1543 0.45 50 Arnensee Embankment 1942 17

Values in bold are the extreme values (e.g., highest and lowest) of the particular column.

Problems and challenges Hydroelectric power plants in the Alps are sometimes located on unstable mountain slopes. Melting glaciers (with landslides like the one in Blatten in May 2025), heavy rainfall, and flooding also pose challenges.srf.ch: []https://www.srf.ch/audio/rendez-vous/alpine-wasserkraft-stauseen-werden-fuer-die-sicherheit-wichtiger Stauseen werden für die Sicherheit wichtiger] (Reservoirs are becoming more important for safety) Water resource management has gained importance.Aletsch: Der Gletscher zieht sich zurück, das Wasser wird knapp (18 July 2025)

See also

List of tallest dams in Switzerland List of lakes of Switzerland List of mountain lakes of Switzerland

References