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1 All rights reserved. No part of this publication may be reproduced, adapted, published or transmitted in any form or otherwise dealt with, without the prior permission of the copyright owner. Masterton District Council PO Box 444 Masterton 5840 Quality Information Document Asset Management Plan – Water Supply Ref Version 6 Date March 2015 Prepared by; Tony Pritchard, David Hopman, James Li, & Tania Madden Internal Review by; External Peer Review; Revision History Revision Revision Date Details Authorised 1 1998 2 2004 3 2006 4 01/07/2009 Updated with financials 5 04/10/2011 Total review of plan T Pritchard 6 23/03/2012 Updated with financials D Paris 7 19/11/2012 Document Finalised D Hopman (VG) 8 27/03/2015 Total review of plan T Pritchard 9 07/04/2015 Updated with financials P Foreman 10 2 Table of Contents 1. Executive Summary ...........................................................................................................................................................4 2. Introduction ........................................................................................................................................................................5 2.2 Scope of Plan..................................................................................................................................... 5 2.3 Summary of Assets ............................................................................................................................. 6 2.4 Asset Management Drivers (Water) ......................................................................................................... 6 2.5 Goals and Objectives of Asset Ownership ................................................................................................. 6 2.6 Asset Management Systems .................................................................................................................. 7 2.7 Standards and Guidelines (Water) ........................................................................................................... 7 2.8 Summary of Asset Management Practices ................................................................................................ 7 3. Levels of Service ...............................................................................................................................................................8 3.1 Customers and Stakeholders ................................................................................................................. 8 3.2 Annual Residents Survey ...................................................................................................................... 9 3.3 Public Meetings on Special Projects ...................................................................................................... 10 3.4 Community Outcomes Consultation ....................................................................................................... 10 3.5 Legislative and Other Requirements ...................................................................................................... 10 3.6 Levels of Service and Performance Measures .......................................................................................... 11 3.7 Past Performance Measures ................................................................................................................ 16 3.8 Financial Summary ............................................................................................................................ 17 4. Future Growth and Demand ...........................................................................................................................................18 4.1 Introduction ..................................................................................................................................... 18 4.2 Population Effect ............................................................................................................................... 18 4.3 Commercial Influences ....................................................................................................................... 18 4.4 Climate Change ................................................................................................................................ 19 4.5 Demand for Improvement in the Service Level .......................................................................................... 19 4.6 Demand Forecast.............................................................................................................................. 19 4.7 Cost of Responding to Growth and Demand Changes ................................................................................ 19 4.8 Conclusion ...................................................................................................................................... 20 5. Risk Management ............................................................................................................................................................21 5.1 Introduction ..................................................................................................................................... 21 5.2 Risk Management Process .................................................................................................................. 21 5.4 Summary of Trends in Risk Assessment ................................................................................................. 22 5.5 Identification of Critical Assets .............................................................................................................. 22 5.7 Improvement Plan 2014 - Water ........................................................................................................... 28 5.8 Cost of Mitigating Identified Risks .......................................................................................................... 29 5.9 Conclusion ...................................................................................................................................... 29 3 6. Lifecycle Management Plans ..........................................................................................................................................30 6.1 Introduction ..................................................................................................................................... 30 6.2 Masterton’s Urban Water Supply ........................................................................................................... 30 6.3 Tinui Water Supply ............................................................................................................................ 42 7. Financial Summary ..........................................................................................................................................................45 7.1 Introduction ..................................................................................................................................... 45 7.2 Previous Expenditure ......................................................................................................................... 45 7.3 Estimated Future Public Debt ............................................................................................................... 46 7.4 Insurance Coverage .......................................................................................................................... 46 7.5 Estimated Future Loan Repayment and Loan Interest Cost ......................................................................... 47 7.6 Estimated Future Operational Revenue .................................................................................................. 47 7.7 Financial Forecasts – Capital Expenditure ............................................................................................... 47 7.8 Future Depreciation Projections ............................................................................................................ 50 7.9 Financial Summary (including rates requirement) ...................................................................................... 50 7.10 Changes in Service Potential ............................................................................................................... 50 7.11 Assumptions & Confidence Levels ......................................................................................................... 50 7.12 Funding Mechanism .......................................................................................................................... 51 8. Plan Improvement and Monitoring .................................................................................................................................51 8.2 Current Improvement Plan ................................................................................................................... 52 8.3 Monitoring and Review ....................................................................................................................... 52 9. References .......................................................................................................................................................................53 1. Executive Summary This Water Supply Asset Management Plan covers the water supply assets that Masterton District Council currently owns and operates. Within the supplied networks Council also provides a number of Upper Plain residents with potable water.