GROUNDWATER IN JÚCAR RIVER BASIN

APLICATION OF WATER FRAMEWORK DIRECTIVE

Teodoro Estrela

2

The Implementation Strategy of European WFD

B, F, N (Scheldt)D, F, Lux (Moselle-Sarre)Denmark (Odense)Finland (Oulujoki)Norway(Suldalsvassdraget)France (Marne)Ireland (Shannon)Greece (Pinios)Portugal (Guadiana)Spain (Júcar)Italy (Cecina, Tevere)Romania Hungary (Somos)CZ, D, PL (Neisse)UK (Ribble)

THE PILOT RIVER BASIN NETWORK

Delineation and initial characterisation of groundwater

bodies

Surface water(25%)Groundwater(75%)

Origin of water resources

3 600Water demand (hm3/year)3 300Water resources (hm3/year)

370 000Irrigated land (ha)

1 400 000Equivalent population due to tourism (inhabitants)

4 360 000Population (inhabitants)43 000Area (km2)

Delineation of groundwater bodies at Júcar RBD

GALICIA

PRINCIPADO DEASTURIAS

CANTABRIA

PAISVASCO

NAVARRA

ARAGON

CATALUÑA

VALENCIACASTILLA-LA MANCHA

MADRID

EXTREMADURA

ANDALUCIA

MURCIA

BALEARES

CANARIAS

LA RIOJA

CEUTA

MELILLA

CASTILLA-LEON

Júcar

•Delineation criteria established on national scale•79 groundwater bodies•Size ranges from 10 km2 to 6.289 km2 (mean value 513 km2)

Origin of water for irrigation

Well for groundwater abstraction in aquifers

Initial characterisation of groundwater bodies

Código Nombre Superficie (km2) Tipo Litología

Dependencia con

ecosistema acuático

Ecosistemas acuáticos

dependientes (ríos y zonas

húmedas) 080.001 HOYA DE ALFAMBRA 745.69 Libre Detrítico No

080.002 JAVALAMBRE OCCIDENTAL 608.70 Mixto Carbonatado No

080.003 JAVALAMBRE ORIENTAL 807.83 Mixto Carbonatado Sí Río Mijares

080.004 MAESTRAZGO OCCIDENTAL 865.53 Mixto Carbonatado No

080.005 PUERTOS DE BECEITE 376.75 Libre Carbonatado Sí Río Cenia 080.006 PLANA DE CENIA 246.50 Mixto Mixto No 080.007 PLANA DE VINAROZ 101.86 Libre Detrítico No

080.008 MAESTRAZGO ORIENTAL 2285.30 Mixto Carbonatado Sí Ramblas del Maestrazgo

080.009 PLANA DE OROPESA-TORREBLANCA 69.87 Libre Detrítico Sí

Prat de Cabanes -

Torreblanca

080.010 LUCENA-ALCORA 1105.46 Mixto Carbonatado Sí Río Villahermosa

080.011 HOYA DE TERUEL 607.26 Mixto Carbonatado No

080.012 ARQUILLO 180.29 Mixto Carbonatado Sí Río Guadalaviar

080.013 GEA DE ALBARRACÍN 152.77 Libre Carbonatado Sí Río Turia o Guadalaviar

Dependence with aquatic ecosystems (springs)

Inventory of springs

Algar Spring

Effect of human activity on groundwater bodies

Pressure-impact analysis

HIGH

MEDIUM

LOW

WITHOUT RISK

RISK ASSESSMENT

WATER BODIES

−With Sig. Pres.−Without Sig.Pres.−Without data

−Sure Impact−Probable Impact−Without impact−Without data

Identify Water Bodies

Identify significant pressures

Impact Analysis

Main pressures on groundwater bodies

Abstractions Diffuse pollution

Marine intrusion

Urban and industrial use

Use of fertilisers

Agricultural use

Use of pesticides

Groundwater abstractions near

the coast

Assessment of pressures due to abstractions

Abstraction (hm3/year)

Exploitation index = abstraction / available

resource

Available resource (hm3/year)

Pressure: diffuse pollution (excess of agricultural nitrogen and pesticides)

Modelling excess of agricultural nitrogen in the soil

Pesticides

C ultivos Gana do Estiércol

AGUA

N orgánico

N Mineral

(NO3, NH4)

Fert ilizan tes

Cosech a Fijación (N2)

Produc tos a ni males

Alimen tos

Vola tilización (NH3 )

Deposición a t mosférica

Lixiviación

Volatilización

Des ni trificación SUELO

ATMÓSFERA

Irrigación

Analysis of pressures due marine intrusion

Abstractions near the coast (hm3/year) Significant pressure due to marine intrusion

Pressures on groundwater

Excess of nitrogen in the

soil (kg/ha/year)

Saline intrusion of seawater

Pesticides applied on the soil (kg/ha/year)

Exploitation index

Groundwater bodies with significant global pressure

Fuentes de contaminación difusa

Código Nombre Índice de

explotación K>1

Fuentes de contamina

ción puntual Exceso

nitrógeno Pesticidas

Intrusión marina

Presión global

significativa

080.001 HOYA DE ALFAMBRA No No No No No No

080.002 JAVALAMBRE OCCIDENTAL No No No No No No

080.003 JAVALAMBRE ORIENTAL No No No No No No

080.004 MAESTRAZGO OCCIDENTAL No No No No No No

080.005 PUERTOS DE BECEITE No No No No No No

080.006 PLANA DE CENIA No No Sí Sí No Sí

080.007 PLANA DE VINAROZ Sí No Sí Sí Sí Sí

080.008 MAESTRAZGO ORIENTAL No No No No No No

080.009 PLANA DE OROPESA-

TORREBLANCA No No Sí No Sí Sí

080.010 LUCENA-ALCORA No No No No No No

080.011 HOYA DE TERUEL No No No No No No

080.012 ARQUILLO No No No No No No

Sure impact

Groundwater bodies with provisional overexploitation declaration

Groundwater bodies with chemical sure impact: nitrate> 50 mg/l

Quantitative probable impactGroundwater bodies with

significant water level decreases

Piezómetro 08.29.036 -

595,2615,2635,2655,2675,2

janv

-74

janv

-77

janv

-80

janv

-83

janv

-86

janv

-89

janv

-92

janv

-95

janv

-98

janv

-01

janv

-04

M.S

.N.M

Piezómetro 08.34.003 -

650,9

660,9

670,9

680,9

ju ju ju ju ju ju ju ju ju

M.S

.N.M

Piezómetro 08.40.004 -

442,9452,9462,9472,9482,9492,9

janv

-81

janv

-84

janv

-87

janv

-90

janv

-93

janv

-96

janv

-99

janv

-02

janv

-05

M.S

.N.M

Probable impact:Characterisation of quantitative status

Improvements on the monitoring network

Water level monitoring network (year 2005)

130 control points

Improved water level monitoring network (under construction)

287 control points

Nitrate Conductivity

Ammonium

Water quality monitoring networks (150 control points) are used to define chemical status of groundwater bodies

Chemical status

Conductivity

Ammonium

Probable impact:Characterisation of chemical status

Nitrate

Nitrate Conductivity

Probable impact: map of chemical status

AmmoniumChemical Status

Combination of pressures and impacts to define risk not to reach EO

IMPACTRISK

SURE PROBABLE NO IMPACT NO DATA

SIGNIFICATIVE HIGH LOW MEDIUM

NO SIGNIFICATIVE

NULL LOW

PRES

SUR

E

NO DATA

HIGH

MEDIUM

LOW NOT ALLOWED

GW at risk of not to reach environmental objectives

Risk Number og GW Percentage High 29 36,7%

Medium 6 7,6% Low 28 35,4% Null 16 20,3%

% Groundwater body at risk as consequences of pressures due to: Sure Risk

(SR)

Risk on Study (ROS)

1 Diffuse pollution: fertilizers 15,19% (12) 2,53% (2) 2 Diffuse pollution: pesticides 15,19% (12) 5,06% (4) 3 Abstractions 29,11% (23) 0% (0) 4 Marine intrusion 10,13% (8) 0% (0)

GW at risk of not to reach environmental objectives

Further characterisation of groundwater bodies

Further Groundwater Body characterization

Initial characterization ofInitial characterization ofGround Waters BodiesGround Waters Bodies

WATER FRAMEWORK DIRECTIVEArt. 5 & Annex II

Poor Status confirmed

NoRisk of failing to meet the Env. Objectives

Further characterizationFurther characterization

a) Location & rates of abstractionsb) Location & rates of dischargesc) Chemical compositiond) Land use

Optimize monitoring program

Optimize program of measures

Art. 8

Art. 11

Further characterisation: Case study of ManchaOriental Aquifer

Irrigated area

0

50

100

150

200

250

300

350

400

450

1980 1982 1984 1986 1988 1990 1992 1994 1996 1998 2000 2002

Year

Abs

trac

tions

(hm

3/ye

ar)

0

10000

20000

30000

40000

50000

60000

70000

80000

90000

100000

Irri

gate

d su

rpha

ces

(ha)

Volume irrigated surphace

Development of mathematical models

08.29.056

610615620625630635640645650655

0 10 20 30 40 50 60añ os

m

Calculada Observada

08 .29 .03 2

610620630640650660670680690

0 10 20 30 40 50 60a ños

m

Calculada Observada

08 .29 .04 8

614

615

616

617

618

619

620

621

0 10 20 30 40 50 60

a ños

m

C alculada Observada

Modelling Mancha Oriental aquifer

Salidas al río. Simulación en régimen transitorio.

0

50

100

150

200

250

300

350

400

1940

1950

1960

1970

1980

1990

2000

hm3

R. Alterado R. Natural DetracciónJúcar river near “Los Frailes”

1974 -2001