Lac du Verney is an artificial reservoir in the department of
Isère, in the
Rhône-Alpes
Rhône-Alpes () was an administrative region of France. Since 1 January 2016, it is part of the new region Auvergne-Rhône-Alpes. It is located on the eastern border of the country, towards the south. The region was named after the river Rhône a ...
of
France
France (), officially the French Republic ( ), is a country primarily located in Western Europe. It also comprises of overseas regions and territories in the Americas and the Atlantic, Pacific and Indian Oceans. Its metropolitan ar ...
. It serves as the lower reservoir for the
Grand'Maison Dam
The Grand'Maison Dam is an embankment dam on L'Eau d'Olle, a tributary of the Romanche River. It is located in Vaujany of Isère within the French Alps. The primary purpose of the dam is to serve as the upper reservoir for a pumped-storage hydro ...
pumped-storage
Pumped-storage hydroelectricity (PSH), or pumped hydroelectric energy storage (PHES), is a type of hydroelectric energy storage used by electric power systems for load balancing. The method stores energy in the form of gravitational potenti ...
scheme.
Neighbouring lakeside communities include Oz and
Allemond.
Since 2006 it has hosted the opening swim of the
Alpe d'Huez Triathlon.

{{DEFAULTSORT:Verney, Lake
Reservoirs in France
Dams in France
Lakes of Isère