The Hourtin-Carcans Lake (french: lac d'Hourtin-Carcans, ; oc, lac de Hortin e de Carcan) is a

lake A lake is an area filled with water, localized in a basin, surrounded by land, and distinct from any river or other outlet that serves to feed or drain the lake. Lakes lie on land and are not part of the ocean, although, like the much large ...

in the

natural region A natural region (landscape unit) is a basic geographic unit. Usually, it is a region which is distinguished by its common natural features of geography, geology, and climate. From the ecological point of view, the naturally occurring flora and ...

of Médoc, located in the

French department In the administrative divisions of France, the department (french: département, ) is one of the three levels of government under the national level ("territorial collectivity, territorial collectivities"), between the regions of France, admin ...

of Gironde,

Aquitaine Aquitaine ( , , ; oc, Aquitània ; eu, Akitania; Poitevin-Saintongeais: ''Aguiéne''), archaic Guyenne or Guienne ( oc, Guiana), is a historical region of southwestern France and a former administrative region of the country. Since 1 Janu ...

. It is one of the largest lakes in France, and the largest freshwater lake, by surface area, situated entirely in France. It lies at an elevation of 14 m (46 ft), and has a surface area of 56.67 km² (21.88 sq. miles). In winter, its size is exceeded by

Lac de Grand-Lieu Lac de Grand-Lieu () is a lake located to the southwest of Nantes, in the Loire-Atlantique, France, and almost entirely in Saint-Philbert-de-Grand-Lieu. At an elevation of , its surface area is , making it the largest lake in France in winter, bu ...

in the Loire-Atlantique which expands to cover 62.92 km² but shrinks to 35 km² in summer.

Geography

The lake, one of the Great Lakes of the Landes, extends 18 km at its longest and 5 km at its widest, parallel to the

Côte d'Argent Côte d’Argent (; ) is a name given to part of the Atlantic coast of the Aquitaine region in France. Etymology The term was first coined to describe the Aquitaine coast in 1905 by the journalist and poet Maurice Martin. The Congrès national d ...

on the

Atlantic Ocean The Atlantic Ocean is the second-largest of the world's five oceans, with an area of about . It covers approximately 20% of Earth's surface and about 29% of its water surface area. It is known to separate the " Old World" of Africa, Europe ...

. The closest towns to Lac d'Hourtin-Carcans are

Hourtin Hourtin (; oc, Hortin, ) is a commune of southwestern France, located in the Gironde department, administrative region of Nouvelle-Aquitaine (before 2015: Aquitaine). It is located in the canton Le Sud-Médoc, part of the district of Lesparre- ...

to the north east, Carcans to the south east and the resort of Maubuisson on the lake's southwestern shore.

Nature reserve

The 21.5 km² area of dunes and marshland between the north-western shore of the lake and the Atlantic Ocean, known as the 'dunes et marais d'Hourtin', has been designated a

nature reserve A nature reserve (also known as a wildlife refuge, wildlife sanctuary, biosphere reserve or bioreserve, natural or nature preserve, or nature conservation area) is a protected area of importance for flora, fauna, or features of geological or ...

since 2009.Dunes et marais d'Hourtin
in French

References

Hourtin Carcans Landforms of Gironde {{Gironde-geo-stub