Lac de Derborence
Encyclopedia
Lac de Derborence is a mountain lake
in the municipality of Conthey
, Valais
, Switzerland
, located near the hamlet of Derborence
. It was formed after rockfall
s on 24 September 1714 and 23 June 1749. In 1749, an estimated 50 mio m³ of rocks blocked the course of the Derbonne river and lead to the formation of the lake.
Lake
A lake is a body of relatively still fresh or salt water of considerable size, localized in a basin, that is surrounded by land. Lakes are inland and not part of the ocean and therefore are distinct from lagoons, and are larger and deeper than ponds. Lakes can be contrasted with rivers or streams,...
in the municipality of Conthey
Conthey
Conthey is a municipality in the district of Conthey in the canton of Valais in Switzerland.-History:Conthey is first mentioned about 800 as curtis Contextis. In 1146 it was mentioned as ecclesiam de Plano Contesio.-Geography:...
, Valais
Valais
The Valais is one of the 26 cantons of Switzerland in the southwestern part of the country, around the valley of the Rhône from its headwaters to Lake Geneva, separating the Pennine Alps from the Bernese Alps. The canton is one of the drier parts of Switzerland in its central Rhône valley...
, Switzerland
Switzerland
Switzerland name of one of the Swiss cantons. ; ; ; or ), in its full name the Swiss Confederation , is a federal republic consisting of 26 cantons, with Bern as the seat of the federal authorities. The country is situated in Western Europe,Or Central Europe depending on the definition....
, located near the hamlet of Derborence
Derborence
Derborence is a hamlet in the municipality of Conthey, in the canton of Valais, in Switzerland. It is located at 1,450 metres in an isolated valley on the south side of the Bernese Alps and is not permanently inhabited. Derborence is completely surrounded by mountains: The Diablerets on the north,...
. It was formed after rockfall
Rockfall
Rockfall or rock-fall refers to quantities of rock falling freely from a cliff face. A rockfall is a fragment of rock detached by sliding, toppling, or falling, that falls along a vertical or sub-vertical cliff, proceeds down slope by bouncing and flying along ballistic trajectories or by rolling...
s on 24 September 1714 and 23 June 1749. In 1749, an estimated 50 mio m³ of rocks blocked the course of the Derbonne river and lead to the formation of the lake.