The Sauer ( German and Luxembourgish, , ) or Sûre (

French French (french: français(e), link=no) may refer to: * Something of, from, or related to France ** French language, which originated in France, and its various dialects and accents ** French people, a nation and ethnic group identified with Franc ...

, ) is a river in

Belgium Belgium, ; french: Belgique ; german: Belgien officially the Kingdom of Belgium, is a country in Northwestern Europe. The country is bordered by the Netherlands to the north, Germany to the east, Luxembourg to the southeast, France to ...

Luxembourg Luxembourg ( ; lb, Lëtzebuerg ; french: link=no, Luxembourg; german: link=no, Luxemburg), officially the Grand Duchy of Luxembourg, ; french: link=no, Grand-Duché de Luxembourg ; german: link=no, Großherzogtum Luxemburg is a small land ...

and

Germany Germany, officially the Federal Republic of Germany (FRG),, is a country in Central Europe. It is the most populous member state of the European Union. Germany lies between the Baltic and North Sea to the north and the Alps to the sou ...

. A left tributary of the

Moselle The Moselle ( , ; german: Mosel ; lb, Musel ) is a river that rises in the Vosges mountains and flows through north-eastern France and Luxembourg to western Germany. It is a bank (geography), left bank tributary of the Rhine, which it jo ...

, its total length is . Rising near

Vaux-sur-Sûre Vaux-sur-Sûre (, ''Vaux on Sûre''; wa, Li Vå-so-Seure) is a municipality of Wallonia located in the province of Luxembourg, Belgium. On 1 January 2007 the municipality, which covers 135.87 km2, had 4,759 inhabitants, giving a populatio ...

in the Ardennes in southeastern Belgium, the Sauer flows eastwards and becomes the border with Luxembourg near Martelange. It forms the border between Belgium and Luxembourg for north of Martelange. West of

Esch-sur-Sûre Esch-sur-Sûre ( lb, Esch-Sauer, , german: Esch-Sauer ) is a commune and small town in north-western Luxembourg. It is part of the canton of Wiltz, which is part of the district of Diekirch. At one point it was the second smallest commune by ar ...

it flows into an artificial lake, the

Upper Sûre Lake , image = Staumauer Esch - Sauer - panoramio.jpg , alt = , caption = , image_bathymetry = , alt_bathymetry = , caption_bathymetry = , location = , group = , coordin ...

created by the

Esch-sur-Sûre Dam The Esch-sur-Sûre Dam is an arch dam on the River Sauer just upstream of Esch-sur-Sûre in the Wiltz canton of Luxembourg. The primary purpose of the dam and its reservoir, Upper Sûre Lake, is to provide municipal water supply and hydroelectric ...

, which gives its (French) name to the Luxembourgian commune of

Lac de la Haute-Sûre Lac de la Haute-Sûre ( lb, Stauséigemeng), (german: Stauseegemeinde) is a Communes of Luxembourg, commune, in the Wiltz (canton), canton of Wiltz in north-western Luxembourg. The commune is named after the Upper Sûre Lake, a reservoir (water), ...

. After flowing through Ettelbruck and Diekirch, the Sauer forms the border between Luxembourg and Germany for the last of its course, passing Echternach before emptying into the

Wasserbillig Wasserbillig ( lb, Waasserbëlleg ) is a town in the Communes of Luxembourg, commune of Mertert, in eastern Luxembourg. , Wasserbillig has 2,186 inhabitants, which makes it the largest town in Mertert. Wasserbillig is the administrative seat of ...

. The rivers Wiltz, Alzette,

White Ernz The White Ernz (, , ) is a river flowing through Luxembourg, joining the Sauer at Reisdorf. It flows through the towns of Larochette, Medernach and Ermsdorf. The river valley also includes the notable feature of having a twin castle from the 14t ...

Black Ernz The Black Ernz (, , ) is a river flowing through Luxembourg, joining the Sauer at Grundhof. It flows through the towns of Junglinster Junglinster ( lb, Jonglënster) is a commune in central Luxembourg, which draws its name from its principal ...

, Our, and Prüm are tributaries.

References

External links

*
The Obersauer Nature Park
International rivers of Europe Belgium–Luxembourg border Germany–Luxembourg border Rivers of the Ardennes (Belgium) Rivers of the Ardennes (Luxembourg) Rivers of Rhineland-Palatinate Rivers of Belgium Rivers of Wallonia Rivers of Luxembourg (Belgium) Rivers of Luxembourg Rivers of Ettelbruck Diekirch Echternach Martelange Vaux-sur-Sûre Rivers of the Eifel Rivers of Germany Border rivers {{RhinelandPalatinate-river-stub