integrated urban water reclamation and reuse system · • tarifa urbana: 32 euros/año+ 0’27...
TRANSCRIPT
INTEGRATED URBAN WATER
RECLAMATION AND REUSE SYSTEM
OS DESAFIOS DA IMPLEMENTAÇAO DE PROJECTOS DE
REUTILIZAÇÄO DE AGUAS RESIDUALES EM PORTUGAL: Casos de sucesso de reutilizaçäo de águas residuais
Región de Murcia
Miguel Ángel Ródenas Cañada, President of the Segura RBA (Spain)
Evora, Portugal 9 de outubro 2012
Aportaciones : 110.000 Hm3/año
Aportaciones : 110.000 Hm3/año
Abastecimiento: 5.000 Hm3/año
Aportaciones: 110.000 Hm3/año
Abastecimiento: 5.000 Hm3/año
Retornos abastec: 4.000 Hm3/año
Aportaciones: 110.000 Hm3/año
Abastecimiento: 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
EXPORTACIÓN FRUTAS Y HORTALIZAS
POBLACIÓN
Cuenca del Segura
4’3 % 30 %
ESPAÑA ESPAÑA
3 millones Tm / año 2.550 millones euros No subvencionada (PAC)
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
NO SOSTENIBLE
REUTILIZACIÓN
DESALINIZACIÓN
TRASVASE TAJO-SEGURA
AGUAS PROPIAS CUENCA
300 m3/h año
DÉFICIT
500 m3/h año
600 m3/h año
650 m3/h año
1000 m3/h año
2 MILLONES HAB.
RECURSOS HÍDRICOS CUENCA ‘RÍO SEGURA’
RIVER SEGURA – ‘CONTRAPARADA’ Control
0
5
10
15
20
25
m³/s 19
75
1980
1985
1990
1995
2000
2005
2010
EQUIVALENT CONTINUOUS FLOW (m³/seg)
Segura River Contraparada control station
RIVER SEGURA ‘CONTRAPARADA’
0
5
10
15
20
25
m³/s 19
75
1980
1985
1990
1995
2000
2005
2010
0
50
100
150
200
250
DBO5 mg/L EQUIVALENT CONTINUOUS FLOW (m³/seg)
BOD5 (mg/L) O2
Segura River 80´s
Segura River
MURCIA CITY
MASTER PLAN FOR URBAN
WASTEWATER RECLAMATION 2001-2010
MORE WATER (FOR AGRICULTURAL USE)
RECOVERY SEGURA RIVER (AND NATURE)
OBJECTIVES
ENSURING WASTEWATER TREATMENT (EU DIRECTIVE 91/ 271/CEE)
MASTER PLAN FOR URBAN WASTEWATER RECLAMATION 2001-2010
BUILDING INFRASTRUCTURES
WASTEWATER MANAGEMENT SYSTEM
INDUSTRIAL WASTEWATER • SEWER DISCHARGES CONTROL • AT SOURCE TREATMENT
BASIC POLICIES
MASTER PLAN FOR URBAN WASTEWATER RECLAMATION 2001-2010
INFRASTRUCTURE
MASTER PLAN FOR URBAN WASTEWATER RECLAMATION 2001-2010
‘WHOLE’ COLLECTING SYSTEMS : 99% URBAN POPULATION CONNECTED TO TREATMENT
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
MASTER PLAN FOR URBAN WASTEWATER RECLAMATION 2001-2010
PROJECT COST
CO-FINANCED PROJECT BY EUROPEAN UNION
COHESION FUND / ERDF
645 MILLION EUROS
• AGRICULTURE AND WATER REGIONAL DEPARTMENT
• MINISTRY OF AGRICULTURE, FOOD AND ENVIRONMENT (Segura River Basin Authority)
• CITY COUNCILS
INTEGRATED URBAN WATER RECLAMATION AND REUSE SYSTEM
WASTEWATER MANAGEMENT SYSTEM
WASTEWATER RECLAMATION LEVY ‘You contaminate, you pay’ REGIONAL AGENCY ‘ESAMUR’
MASTER PLAN FOR URBAN WASTEWATER RECLAMATION 2001-2010
RESULTS OVERALL CONTAMINATION LOAD IN TREATMENT PLANTS
SOURCE: ESAMUR
SOURCE: ESAMUR
98%
INTEGRATED URBAN WATER RECLAMATION AND REUSE SYSTEM
COSTES DEPURACIÓN INTEGRATED URBAN WATER RECLAMATION AND REUSE SYSTEM
• 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)
Saved Water 0 KWh/m3
Reclaimed Water 0,6 KWh/m3
Tajo-Segura Transfer 1 KWh/m3
Seawater Desalination 5 KWh/m3
ENERGY CONSUMPTION
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
INTEGRATED URBAN WATER RECLAMATION AND REUSE SYSTEM
2010
TRATED WASTEWATER 111 Million m3
REUSED WATER (Directly o indirectly) 100 Million m3
REUSED / TRATED 90%
MBR WASTEWATER TREATMENT PLANTS ‘SAN PEDRO PINATAR’ MBR 20,000 m3/day
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..…
Source: Ministry of Environmental, Rural and Marine
SURFACE WATER QUALITY BY SPANISH RIVER BASINS
WETLANDS RECOVERY
INTEGRATED URBAN WATER RECLAMATION AND REUSE SYSTEM
Birds migration corridor
New tertiary wastewater treatment plant
Old lagooning wastewater treatment plant . 30 has
MOLINA-CAMPOTEJAR
MOLINA-CAMPOTEJAR
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
INTEGRATED URBAN WATER RECLAMATION AND REUSE SYSTEM
• 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, [email protected] President of the Segura River Basin Authority