After both the Upper Sûre and Weiswampach lakes have been affected, Remerschen too is now closed for swimming.

According to an announcement from the Ministry for the Environment sent out on Friday afternoon, animals should not drink, nor should fish caught in the lake be eaten.

It was only just this Tuesday that the Weiswampach lake was closed to swimmers.

In terms of the Upper Sûre lake, visitors need to stay clear from the "Rommwiss" beach, the other official spots remain open "for the time being".