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case studies

This page provides a small selection of case studies for some of the projects that WSO has completed. Client references for any of our completed projects are available on request.

• Orlando Utilities Commission Water Audit
• Learn how WSO used the new IWA/AWWA water audit methodology to develop a set of detailed recommendations to allow OUC to improve their apparent water loss control of their small meter population.
• Nashville Metro Water Services Leakage Control
• WSO is currently implementing a 5 year program to reduce water losses using DMAs to measure leakage levels in the distribution network followed up with targeted leak detection.
• CUWCC Revision of BMP3
• WSO provided assistance to the California Urban Water Conservation Council in the revision of their Best Management Practice (BMP) 3 - Water Audits and Leak Detection.
• SFPUC Water Audit FY2003/04
• Read how WSO carried out the first comprehensive AWWA/IWA water audit for the San Francisco Public Utilities Commission.
• SFPUC Water Audit FY2004/05
• In the second audit carried out for San Francisco Public Utilities Commission, WSO has disagregated the water audit into nine water supply zones to prioritize the city's loss management activities.
• El Dorado Irrigation District Water Audit
• An interesting case study on the implementation of a water balance and audit for the El Dorado Irrigation District of California.

• AwwaRF Research Project #2928
• WSO has recently completed the AwwaRF research project "Leakage Management Technologies". The report is due to be published in mid 2007
• Nashville Metro Water Services Water Audits
• WSO has carried out water audits over a 3 year period (2004 to 2006) using the new AWWA/IWA water audit methodology.
• City of Phildalephia Water Department
• WSO has been providing technical assistance for Leakage Management Assessment to the City of Phildapelphia Water Department for the past 5 years.
• Port Moresby Telemetry IWON Project
• A case study on the succcessful delivery of a mixed GSM / Radio network based telemetry system in a developing country.
• Port Moresby Non-Revenue Water Reduction Project
• This performance based non-revenue water reduction project delivered a saving of over 34MLD (approx 9.5MGD).