Fromclimateinforma.ontoclimateservicesinWaterSector

JucarRiverStory

TeodoroEstrelaMonrealJúcarRiverBasinAuthority,SpainPermanentSecretaryofMENBO

InSpain,theCCimpactswillbeaggravatedinregionsaffectedbyfrequentdroughtsandwaterscarcityandthusitwillcauseimbalancesbetweenwaterdemandandresources.

Droughts,scarcityandclimatechange

Mapofreduc.onofrunoffwithadecreaseof5%in

themeanannualprecipita.onandincreaseof1ºCinthetemperature

(MMA,2000)

MapofWaterExploita.onIndexinSpanishRiverBasinDistricts.Source:MAPAMA,2016

Studyofpoten.aleffectsofclimatechangeon:

•  Thewaterresourcesinanaturalregime•  Thewaterdemands(irriga.on,urbansupplyand

industry)•  Theavailablewaterresourcesinthewater

resourcessystems.•  Theecologicalstatusofwaterbodies.

TheSpanishPlanofAdapta.ontoCC

CurrentWaterExploita.onIndex(WEI)

WaterExploita.onIndex(WEI)2041-2070ScenarioA2

Impactsonwaterresources

Precipitación 1969 Evapotransp. potencial 1969 Humedad suelo 1969

Recarga acuífero 1969 Evapotranspiración 1969 Volumen acuífero 1969

Escorrentía subterránea 1969 Escorrentía superficial 1969 Escorrentía total 1969

DistributedhydrologicalmodelSIMPA.Inputs:Regionalisedclimatescenarios(AEMET).Outputs:monthlymaps(1kmx1km)ofriverinflows,aquifersrecharge,AET,soilmoisture,....

JucarRiverBasinDistrict

Surface ( km2) 42.735

Permanent population (2012)

5.188.660

Equivalent population due to tourism (2012)

409.670

Irrigated surface (ha) 385.000

Water resources (hm3/año)

3.800

Water Demand (hm3/año) 3.120

Afragilebalancebetweenresourcesanddemands

JúcarRiverBasinDistrictisformedbytheaggrega.onofdifferentriverbasinsofdifferenthidro-clima.ccharacteris.cs.

Waterresourcesystems

• Meanannualprecipita.onisaround500mm.• Meanannualrunoffisaround90mm/year,muchlowerthanthemeanvalueinSpain(200mm/year).• 83%ofrunoffcomesfromgroundwater.

WaterresourcesunJucarRBD

Meanannualprecipita.on(mm)

Meanannualrunoff(mm)Annualstreamflows(hm3/year)

0

1.000

2.000

3.000

4.000

5.000

6.000

7.000

1940

-41

1942

-43

1944

-45

1946

-47

1948

-49

1950

-51

1952

-53

1954

-55

1956

-57

1958

-59

1960

-61

1962

-63

1964

-65

1966

-67

1968

-69

1970

-71

1972

-73

1974

-75

1976

-77

1978

-79

1980

-81

1982

-83

1984

-85

1986

-87

1988

-89

1990

-91

1992

-93

1994

-95

1996

-97

1998

-99

2000

-01

2002

-03

2004

-05

2006

-07

2008

-09

2010

-11

hm3

Streamflows (hm3) in Jucar RBD

Aportación anual Media 1940/41-2011/12 Media 1980/81-2011/12

Non-conven.onalresourcesplayanimportantroleinJúcarRBD

a)Seawaterdesalina.on:currentlyaround10hm3/yearandexpectedtoincreaseintheshortandmediumterm.

b)Reclaimedwater:around120hm3peryear.

c)Externalwaterresources:around50hm3peryearforurbansupplyofAlicante,Elcheandtheirareasofinfluence.

WaterresourcesunJucarRBD

Meanannualvolumeofreclaimedwater(mm)

Desalina.onplantinMuchamiel(Alicante)

Waterdemands

Themostpopulatedurbanareasareonthecoastandinthemaininlandci.es.

Urbandemand:549hm3/year

TheJucarRBDhasanirrigatedsurfaceof385.000ha

Agriculturaldemand:2.470hm3/year

Maininfrastructures

Thereare27reservoirsinopera.onwithaglobalcapacityof3.160hm3

Reservoirs Mainchannels

Thereare95canalsandimportantchannelsinopera.onwithalengthof1.170Km

•  JúcarRBDisonethemostaffectedterritoriesinSpainbyCC

•  CCstudiesinJúcarRBDwithaglobalmodeldownscaling(ECHAM5)andaregionalmodel(RegCM3).

•  Thepredictedimpactonwaterresourcesmeansareduc.onaround21%fortheperiod2010-2040overthecontrolperiod1990-2000.

ClimateChangeimpacts

Nestedgrid

Coarsegrid

Visionofstakeholders

CreateClimateImpactindicators

WebDemonstrator

CaseStudies

Design Implement

EDGE:aCOPERNICUSprojectObject:Apan-Europeanhydro-climateimpactindicatorstowateruserstohelpthemtoimprovedecisionmakingasregardsmi.ga.onandadapta.onstrategiesfacingclimatechange.EDgEwillprovideCCpredic.onsandseasonalforecastforEuropeLeadedbyCentreforEcologyandHydrology(UK).JúcarRBA-MENBOisapartneroftheproject

EDGEproject

Value: €1.6 M Duration: 25 Moths

Focusgroups:

Averypar.cipatoryapproachhasbeenadoptedtocapturingthestakeholderview:

Ø Whomakes/whatdecisionsdotheymake?Ø Whatclimateinforma.ondotheyuse/neednow?Ø Howmightdecisionsbeimproved?

Norway UnitedKingdomSpain

EDGE:Par.cipatoryapproach

Demonstrator:

• Anear-real-.meclimatemonitoringfacility• Maphydro-climateinforma.on• Allowuserstointeractanddownloadthedata• Helpuserstomakedecisions

• Graphicalforecastproducts:• Mul.-modelseasonalforecast• Climateprojec.onsatglobalandregionalscalesto2100

ServiceforSeasonalForecast ServiceforClimateProjec>ons

QdPETmPm

SMmSWEmGRm

EDGE:Demonstrator

• CCwilllikelyaffecttowatermanagementinJúcarRBD• Informa.onaboutCCandeffectsmustbeavailableandeasilyaccessibletoallstake-holdersandwatermanagers.• Seasonal,mediumandlong-term(3-6months),predic.onsarealsoneededinordertoimprovewatermanagement.• Ac.onstolinkmeasuresoftheriverbasinmanagementplanstotheimpactsofClimateChangeshouldbedeveloped.

Thewayforward

Thankyouforyouraken.on