integrated urban water reclamation and reuse system

Región
de Murcia
INTEGRATED URBAN WATER
RECLAMATION AND REUSE SYSTEM
Miguel Ángel Ródenas Cañada, President of the Segura RBA (Spain)
OS DESAFIOS DA IMPLEMENTAÇAO DE PROJECTOS DE
REUTILIZAÇÄO DE AGUAS RESIDUALES EM PORTUGAL:
Casos de sucesso de reutilizaçäo de águas residuais
Evora, Portugal
9 de outubro 2012
Aportaciones : 110.000 Hm3/año
Aportaciones : 110.000 Hm3/año
Abastecimiento: 5.000 Hm3/año
Aportaciones:
Abastecimiento:
110.000 Hm3/año
5.000 Hm3/año
Retornos abastec: 4.000 Hm3/año
Aportaciones:
Abastecimiento:
110.000 Hm3/año
5.000 Hm3/año
Retornos abastec: 4.000 Hm3/año
Reuso potencial:
3.300 Hm3/año
1984
1984
TRASPASO COMPETENCIAS AUTONOMÍAS
1991
DIRECTIVA 91/271/CEE
1995 PLAN NACIONAL SANEAMIENTO DEPURACIÓN(2005)
2000
DIRECTIVA MARCO UE 2000/60
2007
RD1620/2007 REGULACIÓN REUTILIZACIÓN
•
PLAN NACIONAL CALIDAD AGUAS
OTROS PLANES Y LEGISLACIÓN NACIONAL ( PLANES HIDROLÓGICOS, LODOS, LEY
AGUAS, LEY COSTAS)
Segura River Basin District
RAINFALL
300 mm
IRRIGATION TRANSFER TAJO-SEGURA: 150.000 Ha
IRRIGATION TRANSFER ‘TAJO-SEGURA’
‘CAMPO DE CARTAGENA’ 33.000 Ha.
DISTRIBUTION NETWORKS 900 Km. LARGE PRESSURE PIPELINES
POBLACIÓN
ESPAÑA
EXPORTACIÓN FRUTAS
Y HORTALIZAS
ESPAÑA
4’3 %
Cuenca del Segura
3 millones Tm / año
2.550 millones euros
No subvencionada (PAC)
30 %
Cuenca del Segura
UE: 500 million people
AGUA PARA TODOS
AGUA PARA LA VIDA
“Informe sobre el desarrollo de los recursos hídricos en el mundo”
(III FORO MUNDIAL KYOTO 2003)
Disponibilidad hídrica < 1.000 m3/hab y año: Catastróficamente baja
RECURSOS HÍDRICOS CUENCA ‘RÍO SEGURA’
1000
m3/h año
DÉFICIT
NO SOSTENIBLE
DESALINIZACIÓN
650
m3/h año
REUTILIZACIÓN
600
m3/h año
500
m3/h año
300
m3/h año
TRASVASE TAJO-SEGURA
AGUAS PROPIAS CUENCA
2 MILLONES HAB.
RIVER SEGURA – ‘CONTRAPARADA’ Control
m³/s
EQUIVALENT CONTINUOUS FLOW (m³/seg)
25
20
15
10
5
2010
2005
2000
1995
1990
1985
1980
1975
0
Segura River
Contraparada control station
RIVER SEGURA ‘CONTRAPARADA’
m³/s
DBO5
mg/L
EQUIVALENT CONTINUOUS FLOW (m³/seg)
BOD5 (mg/L) O2
25
250
20
200
15
150
10
100
2010
2005
2000
1995
1990
0
1985
0
1980
50
1975
5
Segura River
80´s
MURCIA CITY
Segura River
MASTER PLAN
FOR URBAN
WASTEWATER RECLAMATION
2001-2010
MASTER PLAN FOR URBAN WASTEWATER RECLAMATION 2001-2010
OBJECTIVES
MORE WATER
(FOR AGRICULTURAL USE)
RECOVERY SEGURA RIVER (AND NATURE)
ENSURING WASTEWATER TREATMENT
(EU DIRECTIVE 91/ 271/CEE)
MASTER PLAN FOR URBAN WASTEWATER RECLAMATION 2001-2010
BASIC POLICIES
BUILDING INFRASTRUCTURES
WASTEWATER MANAGEMENT SYSTEM
INDUSTRIAL WASTEWATER
• SEWER DISCHARGES CONTROL
• AT SOURCE TREATMENT
MASTER PLAN FOR URBAN WASTEWATER RECLAMATION 2001-2010
INFRASTRUCTURE
‘WHOLE’ COLLECTING SYSTEMS :
99% URBAN POPULATION CONNECTED TO TREATMENT
MASTER PLAN FOR URBAN WASTEWATER RECLAMATION 2001-2010
DESIGN CRITERIA FOR WW TREATMENT PLANTS
Title 22 STATE CALIFORNIA WATER CODE
Total coliform <2.2 ufc/100 mL
Turbidity < 2 NTU
TERTIARY TREATMENT
MASTER PLAN FOR URBAN WASTEWATER RECLAMATION 2001-2010
WASTEWATER TREATMENT PLANTS
46 LARGE WASTEWATER TREATMENT PLANTS
Treatment capacity: 525.000 m3/d
Population capacity : 5 million
70 % Tertiary treatment capacity
51 SMALL WASTEWATER TREATMENT PLANTS
INTEGRATED URBAN WATER RECLAMATION AND REUSE SYSTEM
PROJECT COST
645 MILLION EUROS
•
AGRICULTURE AND WATER REGIONAL DEPARTMENT
•
MINISTRY OF AGRICULTURE, FOOD AND
ENVIRONMENT (Segura River Basin Authority)
•
CITY COUNCILS
CO-FINANCED PROJECT BY EUROPEAN UNION
COHESION FUND / ERDF
MASTER PLAN FOR URBAN WASTEWATER RECLAMATION 2001-2010
WASTEWATER MANAGEMENT SYSTEM
WASTEWATER RECLAMATION LEVY
‘You contaminate, you pay’
REGIONAL AGENCY ‘ESAMUR’
INTEGRATED URBAN WATER RECLAMATION AND REUSE SYSTEM
RESULTS
OVERALL CONTAMINATION LOAD IN TREATMENT PLANTS
SOURCE: ESAMUR
98%
SOURCE: ESAMUR
INTEGRATED URBAN WATER RECLAMATION AND REUSE SYSTEM
COSTES DEPURACIÓN
• COSTE MEDIO FUNCIONAMIENTO 0’30 (4-0’16) Eur/m3
• COSTE FUNC. TERCIARIO 0’06-0’08 Eur/m3 (20-30%)
• TARIFA: 0’44 Eur/m3
• TARIFA URBANA: 32 Euros/año+ 0’27 e/m3
• (Consumo 150 m3/año 0’48 e/m3)
(Consumo 100 m3/año 0’59 e/m3)
INTEGRATED URBAN WATER RECLAMATION AND REUSE SYSTEM
ENERGY CONSUMPTION
Saved Water
0 KWh/m3
Reclaimed Water
0,6 KWh/m3
Tajo-Segura Transfer
1 KWh/m3
Seawater Desalination
5 KWh/m3
INTEGRATED URBAN WATER RECLAMATION AND REUSE SYSTEM
Saved Water
0 euros/m3
Reclaimed Water
0,4 euros/m3
Tajo-Segura Transfer
0’12 euros/m3
Seawater Desalination
1
euro/m3
INTEGRATED URBAN WATER RECLAMATION AND REUSE SYSTEM
2010
TRATED WASTEWATER
111 Million m3
REUSED WATER (Directly o indirectly)
100 Million m3
REUSED / TRATED
90%
‘SAN PEDRO PINATAR’ MBR 20,000 m3/day
MBR WASTEWATER TREATMENT PLANTS
GENERAL PLAN WASTEWATER RECLAMATION
2001-2010
MBR WASTEWATER TREATMENT PLANTS
‘SAN PEDRO PINATAR’ MBR 20,000 m3/day
SEGURA RIVER WATER QUALITY ALONG THE
LONGITUDINAL PROFILE
Source: Segura River Basin Authority
A fishing day in Murcia City ..…
And the old bridge sees amazed
how they enjoy in the river..…
SURFACE WATER QUALITY BY SPANISH RIVER BASINS
Source: Ministry of Environmental, Rural and Marine
INTEGRATED URBAN WATER RECLAMATION AND REUSE SYSTEM
WETLANDS RECOVERY
Birds migration corridor
Old lagooning wastewater treatment plant . 30 has
MOLINA-CAMPOTEJAR
New tertiary wastewater treatment plant
MOLINA-CAMPOTEJAR
INTEGRATED URBAN WATER RECLAMATION AND REUSE SYSTEM
WETLANDS RECOVERY
Two wetlands in the Region of Murcia with
reclaimed wastewater have been included in the
RAMSAR CONVENTION LIST OF WETLANDS OF
INTERNATIONAL IMPORTANCE
( January 4th, 2011)
INTEGRATED URBAN WATER RECLAMATION AND REUSE SYSTEM
ACHIEVED OBJECTIVES
• MORE WATER : 100 Million m3
• SEGURA RIVER RECOVERY
• WETLANDS RICOVERY (TWO ‘RAMSAR LIST’)
• EU WASTEWATER TREATMENT DIRECTIVE (100% Agreed)
INTEGRATED URBAN WATER RECLAMATION AND REUSE SYSTEM
The ‘General System for Wastewater Reclamation
and Reuse. Region of Murcia’ has been awarded
‘ Acueducto de Segovia Prize in Civil Works and
Environmental Projects’
Fifth Edition, 2011
Spanish Society of Civil Engineers
“The River Segura: Reclaimed Water, Recovered River”
Accepted for publication in the
“IWA JOURNAL OF WATER REUSE AND DESALINATION”
THANKS FOR YOUR ATTENTION
Miguel A. Ródenas,
miguela.rodenas@chsegura.es
President of the Segura River Basin Authority