Plateau de Lannemezan
Encyclopedia
The plateau de Lannemezan is a plateau
Plateau
In geology and earth science, a plateau , also called a high plain or tableland, is an area of highland, usually consisting of relatively flat terrain. A highly eroded plateau is called a dissected plateau...

 in Hautes-Pyrénées
Hautes-Pyrénées
Hautes-Pyrénées is a department in southwestern France. It is part of the Midi-Pyrénées region.-History:...

 département, in Pyrenees
Pyrenees
The Pyrenees is a range of mountains in southwest Europe that forms a natural border between France and Spain...

 foothills,not far from spain, southwestern France
France
The French Republic , The French Republic , The French Republic , (commonly known as France , is a unitary semi-presidential republic in Western Europe with several overseas territories and islands located on other continents and in the Indian, Pacific, and Atlantic oceans. Metropolitan France...

, with about 10,000 inhabitants.

Its name is due to the city Lannemezan
Lannemezan
Lannemezan is a commune in the Hautes-Pyrénées department in south-western France.-Geography:The Petite Baïse has its source in the commune.Lannemezan is around 30 km east of Tarbes, and around 100 km south-west of Toulouse.-References:*...

, which lies in the middle of the plateau.
The plateau of Lannemezan
Lannemezan
Lannemezan is a commune in the Hautes-Pyrénées department in south-western France.-Geography:The Petite Baïse has its source in the commune.Lannemezan is around 30 km east of Tarbes, and around 100 km south-west of Toulouse.-References:*...

 through 155 years of work (1840-1995)can be considered the water tower across Biscay.The Canal de la Neste along with more than 28 km takes its water from the dam-Beyréde Jumet in Aure Valley laimenté itself by the lakes Massif Néouvielle (Aumar-Aubert-Orédon) and Louron (caillaouas) and ends on the Plateau de Lannemezan through the channel of sludge.

Numerous rivers have their source on the plateau:
  • Garonne
    Garonne
    The Garonne is a river in southwest France and northern Spain, with a length of .-Source:The Garonne's headwaters are to be found in the Aran Valley in the Pyrenees, though three different locations have been proposed as the true source: the Uelh deth Garona at Plan de Beret , the Ratera-Saboredo...

     basin
    Drainage
    Drainage is the natural or artificial removal of surface and sub-surface water from an area. Many agricultural soils need drainage to improve production or to manage water supplies.-Early history:...

    : Gesse
    Gesse
    The Gesse is a long river in the Hautes-Pyrénées, Haute-Garonne and Gers départements, southwestern France. Its source is at Arné, on the plateau de Lannemezan. It flows generally northeast...

    , Petite Baïse
    Petite Baïse
    The Petite Baïse is a long river in the Hautes-Pyrénées and Gers départements, southwestern France. Its source is in Lannemezan, on the plateau de Lannemezan. It flows generally north...

    , Gers
    Gers River
    The Gers is a 178 km long river in southern France, left tributary of the Garonne.Its source is in the foothills of the Pyrenees, near Lannemezan. It flows north through the départements Hautes-Pyrénées, Gers and Lot-et-Garonne. It flows into the Garonne near Agen. The city Auch lies along the...

    , Save
    Save (Garonne)
    The Save is a 143 km long river in southern France, left tributary of the Garonne. Its source is in the northern foothills of the Pyrenees, south of Lannemezan...

    , Gimone
    Gimone
    The Gimone is a 136 km long river in south-western France, left tributary of the Garonne. Its source is in the foothills of the Pyrenees, near Lannemezan...

    , Baïse
    Baïse
    The Baïse is a 188 km long river in south-western France, left tributary of the Garonne. Its source is in the foothills of the Pyrenees, near Lannemezan...

    , Arrats
    Arrats
    The Arrats is a 162 km long river in southern France, left tributary of the Garonne. Its source is in the northern foothills of the Pyrenees, near Sariac-Magnoac...

    , Louge
    Louge
    The Louge is a long river in southwestern France, left tributary of the Garonne. Its source is in the département of Hautes-Pyrénées, near Lannemezan.It flows generally north-northeast through the following départements and towns:*Hautes-Pyrénées:...

    , Touch
    Touch River
    The Touch is a long river in southwestern France, left tributary of the Garonne. Its source is in the département of Haute-Garonne, near Lilhac.It flows through the following département and towns:...

    , Osse
    Osse River
    The Osse is a long river in southwestern France, right tributary of the river Gélise. Its source is in the Hautes-Pyrénées, southeast of the village Bernadets-Debat, in the Plateau de Lannemezan...

  • Adour
    Adour
    The Adour is a river in southwestern France. It rises in High-Bigorre , at the Col du Tourmalet, and flows into the Atlantic Ocean near Bayonne. It is long, of which the uppermost as the Adour du Tourmalet. At its final stretch, i.e...

     basin: Bouès
    Bouès
    The Bouès, is a right tributary of the Arros, at the eastern end of the basin of the Adour, in the Southwest of France.- Geography :The Bouès rises near Capvern, west of Lannemezan where it is fed by the Neste Canal...

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