© 2008 COST Office. Performance Assessment of Urban Infrastructure Services. Edited by Enrique
Cabrera Jr. & Miguel Angel Pardo. ISBN: 1 84339 191 0. Published by IWA Publishing, London,
UK.
35
Definition of performance indicators
for urban water distribution systems
in drought conditions
C. M. Fontanazza
1
, G. Freni
1
,G. La Loggia
1
and
V. Notaro
1
1
Dipartimento di Ingegneria Idraulica ed Applicazioni Ambientali, Università
degli Studi di Palermo. notaro@idra.unipa.it, Viale delle Scienze 90128
Palermo (Italy), Tlf +39 0916657720, Fax: +39 0916657749
Keywords: Drought condition, Equitable water supply, Intermittent water
service, Urban water distribution systems
ABSTRACT
The present study proposes a procedure for analysing urban water distribution
system characterised by intermittent supply service under drought conditions.
Namely, ten new performance indicators have been defined able to identify