volume 1 - Halifax Regional Municipality

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Halifax Water Integrated Resource Plan Table of Contents 4.4.3 Current Asset Renewal Expenditure ..................................................... 43 4.5 Integrated Resource Plan Challenges, Opportunities and Risks ............ 44 4.5.1 Compliance Challenges, Opportunities and Risks ................................ 44 4.5.2 Asset Renewal Challenges, Opportunities and Risks ............................ 45 4.5.3 Growth Challenges, Opportunities and Risks ....................................... 46 4.5.4 Other Challenges, Opportunities and Risks .......................................... 46 5. INTEGRATED RESOURCE PLAN DEVELOPMENT AND EVALUATION .................... 47 5.1 Purpose .................................................................................................. 47 5.2 Resource Plan Development Process .................................................... 47 5.3 IRP Objectives ........................................................................................ 48 5.4 Programs and Projects ........................................................................... 50 5.4.1 Current Programs and Projects ............................................................ 50 5.4.2 Proposed Programs and Projects ......................................................... 50 5.5 IRP Variations ......................................................................................... 54 5.6 Plan Analysis Assumptions ..................................................................... 55 5.7 Plan Formulation and Evalaution Overview .......................................... 57 5.8 Initial Resource Plan Formulation and Evaluation ................................. 58 5.8.1 Initial Resource Plan Formulation ........................................................ 58 5.8.2 Initial Plan Financial Evaluation ........................................................... 62 5.8.3 Initial Alternative Resource Plan Environmental and Public Health Impact Analysis .................................................................................... 67 5.9 Intermediate Plan Development and Analysis ...................................... 70 5.10 Refined Alternative Resource Plan Development and Analysis ............ 71 5.11 Short-List Plan Analysis .......................................................................... 73 6. RECOMMENDED IRP AND ANALYSIS ........................................................ 76 6.1 Purpose .................................................................................................. 76 6.2 Recommended IRP Overview ................................................................ 76 6.3 Recommended IRP Analysis ................................................................... 79 6.3.1 Demand Reduction ............................................................................... 79 6.3.2 Demand Reduction Case Study ............................................................ 80 6.3.3 End-of-Period Value ............................................................................. 85 6.3.4 Growth Rate Sensitivity ........................................................................ 87 7. IRP IMPLEMENTATION PLAN ................................................................. 90 7.1 Recommended IRP Benefits Overview .................................................. 90 Revision: 2012-10-29 Integrated Resource Plan ii October 31 2012 Page 30 of 272
Halifax Water Integrated Resource Plan Table of Contents 7.2 Recommended IRP Expenditures 2013 – 2015 ...................................... 90 7.3 Recommended IRP Expenditures 2016 -2022 ....................................... 92 7.4 Recommended IRP Expenditures 2023 -2032 and 2033 -2043 ............. 93 7.5 Recommended IRP Implementation Schedule ...................................... 95 7.6 IRP Integration and Program Planning .................................................. 97 7.7 Levels of Service ................................................................................... 100 7.8 IRP Recommendations ......................................................................... 102 8. NSUARB IRP COMPLIANCE ............................................................... 103 8.1 Purpose ................................................................................................ 103 8.2 Compliance Assessment ...................................................................... 103 TABLES Table 2.1 Stakeholder General Comments on IRP during One-on-One’ Meetings . 6 Table 2.2 Purpose of Stakeholder Technical Conferences ...................................... 7 Table 3.1 Halifax Water Critical Success Factors and Levels of Service ................ 14 Table 3.2 Summary of Water Supply Plants .......................................................... 17 Table 3.3 Summary of Water System Infrastructure ............................................. 19 Table 3.4 Summary of Wastewater Treatment Facilities ...................................... 21 Table 3.5 Receiving Water Risk Categories ........................................................... 26 Table 3.6 Average Year Overflow Volumes ........................................................... 26 Table 3.7 Summary of Wastewater Infrastructure ................................................ 27 Table 3.8 Summary of Stormwater Infrastructure ................................................ 28 Table 3.9 Halifax Water 2013 – 2017 Capital Plan ................................................ 29 Table 4.1 Recent Health Canada Consultations on Drinking Water Quality Guidelines .............................................................................................. 33 Table 4.2 Proposed National Performance Standards .......................................... 35 Table 4.3 Current and Future Compliance Requirements for WWTFs .................. 37 Table 4.4 Infrastructure Inventory and Replacement Costs ................................. 41 Table 4.5 Water, Wastewater, and Stormwater System Asset Data Gaps ........... 42 Table 4.6 Linear Infrastructure Renewal Rates ..................................................... 44 Table 5.1 IRP Objectives ........................................................................................ 48 Table 5.2 Current Halifax Water Programs and Projects 2013 -2043 ................... 52 Table 5.3 New or Refined IRP Programs 2013-2043 ............................................. 53 Table 5.4 Initial Alternative Resource Plan Variations .......................................... 60 Table 5.5 Initial Alternative Resource Plan Matrix ................................................ 62 Table 5.6 Initial Alternative Resource Plan Financial Analysis .............................. 63 Table 5.7 Relative Environmental or Health Impact.............................................. 68 Table 5.8 Initial Alternative Resource Plans Impact Analysis ................................ 69 Revision: 2012-10-29 Integrated Resource Plan iii October 31 2012 Page 31 of 272
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Halifax Water - Integrated Resource
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Capital Expenditure Program All $ i
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October 31 2012 Page 171 of 272
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FINAL 1 2 3 4 5 6 7 10 13 16 17 18
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Recommended Alternative Resource Pl
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Financial Model 40-4 Halifax Water
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Financial Model 40-4 2.512 (O&M) Lo
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Financial Model 40-4 1.028 Cavalier
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Financial Model 40-4 3.511 Stokil (
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Financial Model 40-4 2.075 Beaver C
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Financial Model 40-4 2.848 Storage
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Summary of Capital, Operational and
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Asset Renewal Costs Halifax Water I
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Asset Renewal Costs Stormwater Asse
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Statement Concerning Halifax Water
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Statement Concerning Halifax Water
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volume 1 - Halifax Regional Municipality

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