Proceedings of the 2006 AWWA Annual Conference and Exposition held June 2006 in San Antonio, TX. CD-ROM provides current information on all aspects of drinking water. Topics include water quality, water resources and conservation, water utility security, water utility vulnerability assessments, conventional and advanced water treatment, desalination, water reclamation and reuse, water transmission and distribution, system infrastructure, water utility management, water plant operations, privatization and competition, automation, regulations, benchmarking.