Big Data: Business Case in Alicante

3. The city of Alicante • Southeast of Spain, classified as semi-arid • Scarce and irregular rainfall • No local surface water resources • Profile of water demand: • Concentrated and increasing water demand on the coast. • Peak seasonal demand (tourism): pop. 335,000  +500,000 @aszapla

4. Google Trends: “Big Data” @aszapla

5. @aszapla

6. 1880: The Start of Information Overload (U.S. Census) @aszaplahttp://www.winshuttle.com/big-data-timeline/ 1997: 1st “Big Data” term used

7. Big Data = Many data to be transformed into information @aszapla

8. 4 steps to “knowledge cake” @aszapla

9. “Sexy” Big Data “Real” Big Datavs @aszapla

10. What concerns citizens? https://decide.madrid.es/debates @aszapla

11. 1st Business Case: Decision Support Systems for Asset Management @aszapla

12. 12. https://www.youtube.com/watch?v=er2mMuSHFvc @aszapla

13. Why Decision Support for Asset Management?  Investment Decision Support Systems have become a priority issue for the water business  Does really Asset Management require a DSS?  High number of invisible assets  High maintenance costs: need to optimize the investments  Increasing risk of failure (hydraulic, structural, environmental) due to ageing  Need to keep the service level  Account for necessary resources @aszapla

14. Network Renewal: Questions to answer Network & Risk diagnosisWhy should I rehabilitate? Condition Mapping Where are my defective conduits? Priority & Planning When should I rehabilitate? Direct cost, annual budget How much should I invest? Optimal rehabilitation technologiesHow to rehabilitate? @aszapla

15. DSS for Water Network Renewal: METRAWA BIG DATA STRUCTURAL ANALYSIS HYDRAULIC ANALYSIS RISK ANALYSIS OPTIMAL TIMING ECONOMIC ANALYSIS DMA ANALYSIS Legislation Traffic Customers Existing projects City Planning Pressure Flow Hydraulic performance Age Lab Condition assessment Leaks Ageing Model Internal Rate of Return Replace vs Repair ILI Qmin @aszapla

16. METRAWA: Structural Network Evolution Scenarios Alicante 2013-2037 according to budget Global Condition Network Renewal FD (Km) 629,94 67,71% 788,72 84,78% FC (Km) 300,43 32,29% 141,64 15,22% 2013 2038 Leak rate evolution 2013 2038 Growth Rate (leaks/Km/year) 0,22 0,41 83,36% Network Age Mean network age (years) 2013 2038 Diff. 0 € investment 24,47 49,47 20,84% 1,7 M€ investment 24,47 39,16 @aszapla

17. @aszapla METRAWA: Uses & features • Yearly and long-term renewal planning • Investment optimization & assessment of renewal funds • Service level forecast • Tariff analysis, contract renewal, bids… Optimal time for renewal Web platform Hydraulic Assessment Risk Analysis GIS linked

18. 2nd Business Case: Efficient use of water @aszapla

19. http://www.fundacionaquae.org/consumo-agua- ciudad/consumo-agua-ciudad.html http://www.fundacionaquae.org/consumo-agua-ciudad/consumo-agua-ciudad.html @aszapla

20. INTERNET DE LAS COSAS PARA EL CIUDADANO Alicante: 80.000 contadores en línea @aszapla

21. @aszapla

22. Big Data @aszapla

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25. 감사합니다 Antonio Sánchez Zaplana @aszapla