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Quiet zone - 4 lakes

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4 Lakes sector: A zone of tranquility for wildlife and natural environments

From April 15 to September 15


Remarkable site, classified Natura 2000, the 4 lakes welcome many visitors. To preserve the balance of the site and its natural heritage, a voluntary quiet zone has been established for several years (in orange on the map). It makes it possible to limit the disturbance of animal species during periods of reproduction and rearing of young, to prevent trampling, to preserve the tranquility of different natural environments, etc.


stay on the many marked trails of the site and not to frequent the area.

he is also compulsory to hold his dog on a leash.


As a reminder, boating (and paddle) (except for people in possession of a fishing license) is prohibited on Lake Ilay.

Swimming is tolerated, under your own responsibility.


To swim in complete peace of mind and enjoy different facilities (beaches, games, etc.) you can go to:

- To chalain lake (30 minutes) : www.lac-chalain.com

- to lakes of Clairvaux-les-lacs (25 minutes) : www.juralacs.com

- To Vouglans lake (40 minutes) : www.lac-de-vouglans.com

Lake Ilay is a preserved and fragile natural space, which is home to many wildlife species.

It is also the source of drinking water for the surrounding villages.

We are counting on you to show discretion and sensitivity to the environment of this lake:

collect your waste, keep your distance from wild fauna and flora, keep your animals near the banks, limit the use of synthetic products, etc.


Together, let's be respectful of this site and its natural treasures.