Optimization of urban water supply portfolios combining infrastructure capacity expansion and water use decisions

Caetano Coelho Silva Fraga1, Josue Medellin-Azuara2, Guilherme Marques3 and Carlos A Mendes1,3, (1)UFRGS Federal University of Rio Grande do Sul, Rio Grande, Brazil, (2)University of California Davis, Civil and Environmental Engineering, Davis, CA, United States, (3)Institute of Hydraulic Research UFGRS, Porto Alegre, Brazil