COMENIUS PROJECT LYCEE SAVARY DE MAULEON LES SABLES D’OLONNE Presentation of VEND‰E EAU Strategic directions and operational decisions to fight water scarcity

  • View
    215

  • Download
    0

Embed Size (px)

Text of COMENIUS PROJECT LYCEE SAVARY DE MAULEON LES SABLES D’OLONNE Presentation of...

  • COMENIUS PROJECT LYCEE SAVARY DE MAULEON LES SABLES DOLONNE Presentation of VENDE EAU Strategic directions and operational decisions to fight water scarcity

  • CONTENTSA few key figuresPresentation of Vende EauStrategic direction : Water safety planOperational decisions : Raise peoples awareness of water scarcity The fight against water waste program

  • A few key figures Did you know that ?The average daily water comsumption per person :In France : 151 litres on average

    In the Pays de la Loire region : around 138 litres In Cyprus : around 85 litres (figures for 2005 to 2007)

  • The water footprint concept or virtual waterLitres of water required to produce : 1 kg of lettuce 25 litres1 kg of wheat 1 500 litres 1 hamburger 2 400 litres 1 glass of orange juice 170 litres1 ton of steel 20,000 litres1 ton of plastic 2 million litresA car 35,000 litres1 ton of medecine 5 billion litresA pair of shoes 8 000 litres

    A few key figures Did you know that ?

  • How is water consumptiondistributed (in France)A few key figures Did you know that ?DrinkingCookingCar/GardenWashing-upLaundryToiletsBaths/ShowersMiscellaneous

  • Water consumption at Savary de Maulon High School2007 : 3,906 m32008 : 4,186 m32009 : 4,507 m32010 : 4,479 m3 NB : A large swimming-pool holds about 500 m3 of water. A years water consumption in Savary de Maulon would fill about 9 swimming-pools.

    A few key figures Did you know that ?

  • General code for territorial groupingsArt.L2224-7-1 The communes have jurisdiction over the matter of drinking water distribution. Within this framework, they settle upon a drinking water distribution scheme defining the areas served by the water distribution network. They can also provide drinking water production as well as its transportation and storage.Presentation of Vende Eau

  • Presentation of Vende Eau1961 : 1936 1955 : Jurisdiction : Drinking water distribution to 276 communes in VendeJurisdiction : Drinking water production20 inter-communal syndicates and 2 communesAmalgamation into inter-communal syndicates 276 communes in Vende out of 282Amalgamation into a single departmental service

  • The missions of Vende Eau Operate and maintain the public service of water distribution on behalf of communes, that is to say supply drinking water in sufficient quantity.Satisfy peoples needs and activities while respecting present quality standards. Offer subscribers a quality service in accordance with their requirements and at the cheapest price possible.Presentation of Vende Eau

  • Presentation of Vende EauCommunes which adhere to Vende EauIndependent communesInter-communal syndicates boundaries

  • Presentation of Vende Eau

    Budget : 105 million Investment : 25 million Operating coasts: 80 million

  • Water distribution by private contractorsSubcontractors are selected after a competitive tendering procedure, in accordance with the French Code of Public Markets, and for a limited period of timeSubcontractors are responsible for the daily overseeing of water works potabilisation plants, water towers, pipesThey are responsible for taking metre readingsand invoicing on behalf of Vende Eau Vende Eau supervises their work and retains total control over subscribers terms and conditions of servicePresentation of Vende Eau

  • Presentation of Vende EauPrivate contractorsoperating zones for the distribution of potable water

  • Origin of the water supply45 200 000 m3 of water produced in 2009 90 % surface water12 water dams and 10 water production plants5 % groundwater12 groundwater abstractions and drillings5 % water imports, mainly from Loire AtlantiquePresentation of Vende Eau

  • Presentation of Vende EauWhere water requirements are higher in summer Where the most important resources are located DamDamWater production plantWater catchmentSurface water collection

  • Presentation of Vende Eau

  • Public drinking water networks14,000 km of water pipes, from 60 to 600 mm in diameter (steel, cast-iron, PVC, HDPE, asbestos cement)331,000 water subscribers56 water towers, 25 reservoirs30 high pressure and chlorine stationsPresentation of Vende Eau

  • Presentation of Vende Eau

    Pipe Laying worksite

  • Painted water tower in Saint Rvrend

    Prsentation de Vende Eau

  • Presentation of Vende EauWater resources : Surface water around 90 %Ground water around 10 %Population served : 520 000 Subscribers : 336 000 in 2009Total water consumption : 34 275 000 m3

  • Strategic direction of water safety planIncreased needs in summertime 33 % of the water is consumed during summer months (June, July, August), half of which in the coastal areasGrowing needs in the coastal areas and in the North East of the Vende departement.

  • INSEE study (December 2010) : Population growth forecast 840 000 inhabitants en 2040 Critical years, close to water shutdown ( 2003 - 2004 - 2005 - 2009) Water supply safety plan (Vende Eau Novembre 2004) Water waste reduction programme Strategic direction of Water safety plan

  • Strategic direction of Water safety planStructural assessment and transfer in 2005

  • PPreliminary and voluntary actionsDevelopment of groundwater useFuture use of specific quarriesFurthering localized seawater desalinationDevelopment of water quality recovery programsOverall plan for water conservation and the fight against water wastingStrategic direction of Water safety plan

  • Strategic direction of Water safety planGroundwater research campaign

  • A few structuring scenarios to study :Building of an impounding reservoir (reservoir on the Auzance river)Desalination of seawaterWater transfer from the South of the Vende (Mervent) to coastal areas (Apremont)Transfer of treated water from Nantes (water plant in La Roche) to the North West of VendeRe-use of water from wastewater treatment plants

    Strategic direction of Water safety plan

  • Water framework directive of October 22, 2000Ensure the ecological stability of waterways1964 and 1992 laws on water / 2006 laws on water and on aquatic environmentsSDAGE Loire-Bretagne Water orientation and planification documents for the Loire-Brittany areaSAGE (Auzance Vertonne / Vie et Jaunay, Lay, the Vende )Orientation documents for the catchment area The dam reservoir on the Auzance river is subject to necessary derogation

    Strategic direction of Water safety plan

  • Regional communitiesSubscribers and the general publicPupilsA communication adapted to allOperational Decisions Fight water waste

  • Programme (2008-2012) : Targeting communitiesGoalsCarry on the programme initiated with specific diagnosesEncourage the use of hydro-saving devicesEncourage people to watch their water consumptionActionsDiagnosis survey results, thoughts on the continuation of the survey, updating database recordsAdvice and technical support from communities Editing guides, providing IT tools, advice for installing hydro-saving devices, AEU/HQE project monitoring (HQE = High Environmental Quality)

    Operational Decisions Fight water waste

  • Programme (2008-2012) : Targeting private individualsGoalsCarry on water information campaigns to promote water conservation Incite people to install hydro-saving devicesStart new and more concrete test actions

    Operational Decisions Fight water waste

  • Programme (2008-2012) : Targeting private individualsActionsCarry on parntnerships and find new onesDevelop pilot actions Install water-saving devices in show housesImprove our knowledge on water consumption ratiosPromote water-saving appliancesCarry on marketing communication Release new documents Partnership with media Gardening charter

    Operational Decisions Fight water waste

  • Programme (2008-2012) : Targeting studentsGoalsInitiate a teaching programme for the fight against water wasteMeet schools requestsActionsSetting-up an educational programmeIntervention in schoolsWater consumption assessments in schools and installation support for water-saving appliances (Eco-school)

    Operational Decisions Fight water waste

  • This slide show was realized by the students of Management Literacy class (first year, 1re STG) at Savary de Maulon High School, following a conference by our partner Vende Eau.