Ensuring the future of mega manila's water security by ramon alikpala
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Transcript of Ensuring the future of mega manila's water security by ramon alikpala
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Ensuring the futureof Mega Manila’sWater Securityby Ramon Alikpala, ChairmanMetropolitan Waterworks and Sewerage System (MWSS), Philippines
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36%
26%
15%
17%
60% of the world’s population resides in
AsiaUNESCO
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Sustainable water management in large cities requires a holistic, integrated approach
1.Tokyo2.Delhi4.Mumbai7.Shanghai8.Kolkota9.Dhaka10.Karachi13.Beijing15.Manila16.Osaka-Kobe19. Moscow20.Istanbul22.Seoul23.Chongquing24.Jakarta26.Shenzhen28.Guangzhou
12 of the world’s 21 mega-cities are in Asia. UNESCAP (2010)
Manila ranks 9th in Asia, 15th in the world.
Population is growing at almost 2% a year
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If left unattended, the twin engines of urbanisation and resource depletion will undermine efforts to achieve and sustain water security: water availability and access will be eroded and conflicts over use will escalate Global Water Partnership, “Towards
Integrated Urban Water Management”
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-0.4%Rural Population Growth Rate
2.9%Urban Population Growth Rate
Source: World Bank, 2012
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46.4 MUrban Population
49%Urban Population % of Total Population
Source: World Bank, 2012
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The Mega Manila Experience
1997 - 2012Achieving Synergy through PPP
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40The number of cities and municipalities served by MWSS
1,940The area in square kilometers of the MWSS Service Area
Considered the largest Water PPP worldwide
EASTManilaWater
WESTMayniladWater
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5.84MThe number of MWSS customers in 1997 / 9.73M population.16 Hours a day service
13.8MThe number of MWSS customers today / 15.8M population24 Hours a day service
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9.8The number of employees per 1000 connections in 1997
2.2The number of employees per 1000 connections today
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68%The amount of water lost to pilferage or leaks (Non-Revenue Water) in 1997
35%The Non-Revenue Water level today
The West Zone has recovered over 1000 MLD NRW in 4 years
Manila Water reports NRW of 11%
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Ensuring Mega Manila’s Long Term Water Security
2012 - 2037
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The future of urban water management is improved water governance
US$ 2.2 Billion in Infrastructure Projects Angat Dam and Dyke Strengthening Project Rehabilitation, Operation and Maintenance of
Angat Hydro-electric Power Plant Auxiliary Turbines No. 4 & 5
Angat Water Utilization and Aqueduct Improvement Project, Phase 3
New Centennial Water Source Project Bulacan Bulk Water Supply Project
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Investing in Sewerage Services
Maynilad(West Zone)
Manila Water(East Zone)
Sewer Coverage
9% 12%
Operational STPs
4(141 MLD)
25(91.3 MLD)
New STPs2012-2016
7(272 MLD)
5(455 MLD)
2017-2037
19 18
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The future of urban water management is improved water governance
Demand Management Water Conservation Tariff Reviews
Organizational Excellence Partnership Building
Exploring Synergies
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Exploring SYNERGIES
the interaction of elements that when combined produce a total effect that is greater than the sum of the individual elements
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Wastewater Energy
Exploring SYNERGIES
Power comprises 30% of Manila Water’s Costs
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Aqueducts
Energy
Exploring SYNERGIES
Power comprises 10% of Maynilad’s Costs
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Exploring SYNERGIES
WaterSupply
Irrigation
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Exploring SYNERGIES
WaterSupply
FloodManagem
ent
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Exploring SYNERGIES Water
ReuseRainwaterHarvesting
Groundwater Recharging
Desalination
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Salamat