San Francisco Public Utilities Commission 2016 State of the Regional Water System Report State of the Regional Water System September 2016 List of Contributors: Manouchehr Boozarpour Murat Bozkurt Dave Briggs Mary Ellen Carroll Jason Chen John Chester Eric Choi Jon Chow Fonda Davidis Jackie Fanfelle Stacie Feng Ed Forner Paul Gambon Margaret Hannaford Dan Lehr Jimmy Leong Annie Li Adam Mazurkiewicz Ellen Natesan Chris Nelson Rocco Pallante Tim Ramirez Sarah Reynolds Eddy So Dan Wade James West Mike Williams Brad Wilson Derrick Wong Mojgan Yousefkhan San Francisco Public Utilities Commission 2016 State of the Regional Water System Report Table of Contents 1. Overview ............................................................................................................................................... 1 2. Description of System Assets and Facility Condition ............................................................................ 5 2.1 General Description of RWS ........................................................................................................ 5 2.1.1 Raker Act and Water Bank ...................................................................................................... 8 2.1.2 Operational Organization ........................................................................................................ 9 2.2 Description of Facilities ............................................................................................................. 11 2.2.1 Water Supply and Storage Facilities ...................................................................................... 11 2.2.2 Water Transmission Facilities ................................................................................................ 17 2.2.3 Water Treatment Facilities .................................................................................................... 28 2.2.4 Building & Grounds ............................................................................................................... 30 2.2.5 Watershed and Right-of-Way (ROW) Lands .......................................................................... 31 2.2.6 Communication Systems ....................................................................................................... 33 2.2.7 Rolling Stock and Equipment ................................................................................................ 34 3. Asset Management Program Overview .............................................................................................. 35 3.1 Performance Objectives ............................................................................................................ 36 3.1.1 Levels of Service for the RWS ................................................................................................ 36 3.1.2 Asset Management Objectives ............................................................................................. 38 3.2 Condition Assessments .............................................................................................................. 38 3.2.1 Facility Assessment ............................................................................................................... 40 3.2.2 Linear Asset Program ............................................................................................................ 41 3.3 Planning ..................................................................................................................................... 42 3.3.1 Develop and Review Maintenance Programs ....................................................................... 43 San Francisco Public Utilities Commission September 2016 i San Francisco Public Utilities Commission 2016 State of the Regional Water System Report 3.3.2 Maintain and QA/QC Asset Management Databases ........................................................... 45 3.3.3 Compile Performance and Failure Reports ........................................................................... 46 3.3.4 Complete Master Plans ......................................................................................................... 46 3.4 Budgeting ................................................................................................................................... 47 3.5 Implementation ......................................................................................................................... 47 3.5.1 Types of Maintenance Performed ........................................................................................ 47 3.5.2 Work Order Prioritization ...................................................................................................... 48 3.5.3 Capital Project Completion and Close-Out Reporting ........................................................... 51 3.6 Vision for Maintenance Program .............................................................................................. 51 4. FY15 and FY16 Maintenance Programs .............................................................................................. 53 4.1 Water Supply and Storage ......................................................................................................... 54 4.1.1 Dam Monitoring Program ..................................................................................................... 54 4.2 Transmission .............................................................................................................................. 70 4.2.1 Pipeline Repair ...................................................................................................................... 70 4.2.2 Pipeline Inspection ................................................................................................................ 71 4.2.3 Valve Exercise Program ......................................................................................................... 74 4.2.4 Corrosion Monitoring / Maintenance Program (FY16) ......................................................... 75 4.2.5 Meter Improvement Program ............................................................................................... 82 4.3 Water Treatment ....................................................................................................................... 87 4.3.1 Maintenance at Operating Facilities ..................................................................................... 88 4.3.2 Nitrification Management Program ...................................................................................... 89 4.4 Buildings and Grounds ............................................................................................................... 90 4.5 Watersheds and ROW Lands ..................................................................................................... 92 4.6 Communications Systems .......................................................................................................... 94 San Francisco Public Utilities Commission September 2016 ii San Francisco Public Utilities Commission 2016 State of the Regional Water System Report 4.6.1 Security Program ................................................................................................................... 96 4.7 Construction Close-Out Deliverables......................................................................................... 97 4.8 Failure Reporting and Analysis .................................................................................................. 97 4.9 Federal and State Regulatory Compliance ................................................................................ 99 4.9.1 Drinking Water Permit Compliance ...................................................................................... 99 4.9.2 Environmental Compliance ................................................................................................... 99 4.9.3 NPDES Permit Compliance .................................................................................................. 101 5. Capital Improvement Program ......................................................................................................... 103 5.1 Capital Planning Process .......................................................................................................... 103 5.1.1 Identifying Potential Capital Projects .................................................................................. 103 5.1.2 Cost Estimation and Projecting Cash Flow .......................................................................... 103 5.1.3 Prioritization Process........................................................................................................... 104 5.1.4 CIP Project Management/Project Controls ......................................................................... 105 5.2 10-Year CIP .............................................................................................................................. 106 5.2.1 10-Year Water CIP Update FY17 – FY26 .............................................................................. 108 5.2.2 10-Year Hetch Hetchy CIP Update FY17 – FY26 .................................................................. 109 5.2.3 Master Plan Schedule .......................................................................................................... 109 5.3 Water System Improvement Program ...................................................................................