Water Meter Measurement and Verification Best Practice
PNNL-SA-27804
Water Meter Measurement and Verification Best Practice
August 2018
K McMordie Stoughton R Rosenkilde
PNNL-SA-27804
Water Meter Measurement and Verification Best Practice
K McMordie Stoughton R Rosenkilde
August 2018
Prepared for Western Resource Advocates as model guidelines for the State Performance Contracting Program of Colorado.
Pacific Northwest National Laboratory Richland, Washington 99352
Technical Leads Kate McMordie Stoughton Rick Rosenkilde
Research Engineer, Pacific Northwest National Laboratory Research Engineer, Pacific Northwest National Laboratory
Project Co-Leads Drew Beckwith Amelia Nuding
Senior Water Policy Manager, Western Resource Advocates Senior Water Resources Analyst, Western Resource Advocates
Senior Advisors Will Jernigan, P.E. Mirka della Cava Taylor Lewis, P.E.
Director of Water Efficiency, Cavanaugh Senior Program Manager, State of Colorado Energy Office Program Engineer, State of Colorado Energy Office
Acknowledgments
The authors would like to thank all of the experts who participated in the stakeholder review process. We are grateful for their invaluable time and generous support. We also genuinely appreciate, and are fortunate for, the excellent and gracious guidance of the Colorado Energy Office and expertise provided by Will Jernigan of Cavanaugh.
This work was funded through a grant from the Rosin Fund -- Environment Program.
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Acronyms, Abbreviations, and Definitions
AWWA AMI AMR commissioning
ESCO IGA
IPMVP measurement frequency measurement period M&V O&M PRL
study period
WRF
American Water Works Association
Advanced metering infrastructure
Automatic meter reading
The process whereby the measure improvements made to the equipment and/or the control system have been verified to comply with the approved plan, and visually inspected and evaluated for proper operation.
Energy service company (performance contractor)
Investment grade audit. The purpose of the IGA is to develop a scope of work to be implemented by the ESCO, establish guaranteed savings, develop an agreed-upon plan to measure and verify the guaranteed savings, and ensure that the agreed-upon project meets statute requirements.
International Performance Measurement and Verification Protocol
The number of measurements that will be collected over the measurement period to determine water use savings.
The timeframe during which the performance metric is monitored
Measurement and verification
Operations and maintenance
Potential recoverable leakage. Potential recoverable real losses are the amount of potential apparent water losses that can be captured through a leak detection and repair program.
The total timeframe that water use will be monitored per the contractual arrangement for the baseline and post-installation periods.
Water Research Foundation
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