Lay (river)

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Lay
Grand Lay
The Lay in Mareuil-sur-Lay

The Lay in Mareuil-sur-Lay

Data
Water code FR :  N3-0160
location France , Pays de la Loire region
River system Lay
source in the municipality of Saint-Pierre-du-Chemin
46 ° 42 ′ 35 ″  N , 0 ° 42 ′ 37 ″  W
Source height approx.  190  m
muzzle at L'Aiguillon-sur-Mer in the Atlantic Coordinates: 46 ° 17 ′ 32 "  N , 1 ° 15 ′ 54"  W 46 ° 17 ′ 32 "  N , 1 ° 15 ′ 54"  W
Mouth height approx.  0  m
Height difference approx. 190 m
Bottom slope approx. 1.6 ‰
length 120 km
Catchment area 1972 km²
Left tributaries Maine , Loing , Smagne
Right tributaries Petit Lay , Marillet , Yon , Graon
Reservoirs flowed through Retenue de Rocheron , Retenue de l'Angle Guignard
Small towns Chantonnay
Navigable in the mouth area

The Lay (in the upper reaches: Grand Lay ) is a coastal river in France that runs in the Vendée department , in the Pays de la Loire region . It rises in the municipality of Saint-Pierre-du-Chemin under the name Grand Lay , drains generally in a south-westerly direction and takes on the Petit Lay tributary in the village of L'Assemblée des Deux Lay (municipality of La Réorthe ) . From here on it will only be referred to by the name Lay . It passes the landscape of the Marais Poitevin and flows into the Atlantic after 120 kilometers at L'Aiguillon-sur-Mer .

Places on the river

(in flow order)

Web links

Commons : Lay  - collection of pictures, videos and audio files

Individual evidence

  1. ↑ a b geoportail.fr (1: 16,000)
  2. ↑ a b c The information on the length of the river is based on the information on the Lay at SANDRE (French), accessed on November 26, 2011, rounded to full kilometers.