Feasibility of recycling grey water for non-drinking uses in urban - PowerPoint PPT Presentation

Recycling grey water in urban communities project Feasibility of recycling grey water for non-drinking uses in urban communities Singapore and Mexico City case study BERNAL Andrea – Instituto Politecnico Nacional (Mexico) EWEMOJE Oluseyi – University of Ibadan (Nigeria) LIM Jun Wei – Nanyang Technological University (Singapore) SILVA Talita – Université Paris-Est (France) Arcueil (France), 10 th June 2011 11 th World Wide Workshop Young Environm ental Scientists

Recycling grey water in urban communities project Outline • Context ▫ Problem ▫ Proposal • Objectives • Work plan ▫ Year 1 ▫ Year 2 and Year 3 • Budget • Participants 1

Recycling grey water in urban communities project Justification • Urban areas: Growing population • Urban water : local demand exceeds local supply • Water scarcity • Dependence on external sources Recycling grey water…… • Reduced fresh water consumption (70%) • Achieve water self-sufficiency • Towards sustainable development • Involvement of citizens in managing water 2

Recycling grey water in urban communities project Proposed Decentralized Grey Water Recycling S ystem 3

Recycling grey water in urban communities project Maj or research goals • Study public perception • Development of management system within community • Implement system in pilot scale • Review effectiveness of recycling system • Compare results of Singapore and Mexico City to evaluate applicability of system 4

Recycling grey water in urban communities project S tudy sites Waste Water System 10 0 % of waste water Inside the city SINGAPORE 5.0 0 0 .0 0 0 citizens 154 l/ inh./ d Diferent Sources: Reclaim ed Water Im ported from Malaysia RainWater Desalinization 9 m 3 / s Inside the city 5

Recycling grey water in urban communities project S tudy sites Not treated wastewater Waste Water System Lago Texcoco 10 % of waste MEXICO CITY water 20 .0 0 0 .0 0 0 25 km far from citizens city 20 0 l/ inh./ d (aprox) Groundwater Sources Quantitity: Unknown Fresh water system Sistem a Cutzam ala 19 m 3 / s 6 192 km far from cit y

Recycling grey water in urban communities project Work plan • Year 1 Year 1 Number Tasks 1 2 3 4 5 6 7 8 9 10 11 12 1 Community selection 2 Inhabitants assistance 3 Grey water assesment 4 Treatment plant details 5 Pilot design 6 Model management 7 Dissemination 7

Recycling grey water in urban communities project Work plan • Year 2 Year 2 Number Tasks 1 2 3 4 5 6 7 8 9 10 11 12 8 Inhabitants assistance 9 Pilot construction 10 Evaluation guidelines 11 Dissemination • Year 3 Year 3 Number Tasks 1 2 3 4 5 6 7 8 9 10 11 12 12 Inhabitants assistance 13 System implementation 14 Evaluation of performance 15 Dissemination 8

Recycling grey water in urban communities project Budget (euros) 9

Recycling grey water in urban communities project Participants STAKEHOLDERS STAKEHOLDERS FROM MEXICO PARTNERS FROM SINGAPORE CONAGUA – Water Public Utilities Aboard National Agency + STATE U Rio IPN - OF MEXICO Grande - Location: NTU- MEXICO BRASIL Singapore Student Location: Colonia Texcoco UFMG - LEESU - BRASIL Local Construction Local Construction FRANCE Companies Companies U. IBADAN NTU - NIGERIA SINGAPORE Local Laboratories Local Laboratories Local providers of Local providers of materials materials Technical issues Management issues Social Issues 10

Thank you for your attention! Recycling grey water in urban communities project 11