Miami-Dade Water and Sewer Department: Implementing a Resilient Water & Sewer Utility

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Everett Thompson
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1 By: Hardeep Anand (WASD) Josenrique Cueto (Hazen) Maricela J. Fuentes (AECOM) Miami-Dade Water and Sewer Department: Implementing a Resilient Water & Sewer Utility

2 Introduction System Overview A Resilience Framework for Action Adaptation and Implementation Next Steps

3 SECTION 01 System Overview

4 System Overview Largest water and sewer utility in the Southeastern United States Serving more than 2.3 million residents FY budget: Projected revenues $732 M $13.5 B multi-year capital plan (FY16-21) 2626 total budgeted positions Implementing a Resilient Water and Sewer Utility

capita water use 137 GPCD 15 wholesale customers 432,000 retail customers 100 water supply wells

5 01. SYSTEM OVERVIEW Water System 3 large regional and 5 small water treatment plants (WTP), plus new Hialeah Reverse Osmosis WTP Supplying an average of 314 million gallons per day (MGD) Per capita water use 137 GPCD 15 wholesale customers 432,000 retail customers 100 water supply wells 8,206 miles of pipes 38,381 fire hydrants 126,306 valves Implementing a Resilient Water and Sewer Utility 5

Collecting, treating, and disposing 308 MGD 350,000 retail customers 13 wholesale

6 01. SYSTEM OVERVIEW Wastewater System Implementing a Resilient Water and Sewer Utility 3 wastewater treatment plants 2 ocean outfalls and 21 deep injection wells Collecting, treating, and disposing 308 MGD 350,000 retail customers 13 wholesale customers 6,309 miles of mains and laterals 1,047 sewer pumps stations Reusing 13 MGD 6

CIP & REGULATORY COMPLAINCE Programs Planning and Compliance CIP PSIP: Design/construct 119 pump station & forcemain projects totaling approximately $200M over a 3-year period Consent Decree:

7 CIP & REGULATORY COMPLAINCE Programs Planning and Compliance CIP PSIP: Design/construct 119 pump station & forcemain projects totaling approximately $200M over a 3-year period Consent Decree: Design/construct 82 capital improvement projects totaling approximately $2.2B over a 15-year period OOL: Complete system-wide wastewater infrastructure improvements over 60 projects totaling approximately $5.4B Integrated Master Plan: Comprehensive plan encompassing water, wastewater, climate adaptation, integration of technologies I/I Program: Implementation of an overall program and scorecard Resiliency Program: Climate change and sea level rise adaptation Utility Development: Utility coordination, roadway projects and system betterment for new service areas UPEC: Program and construction management for CIP pipeline projects (water and sewer) Pumps: program and construction management for CIP pipeline projects (water and sewer) Plants: Design/construct new 50 MGD Northwest Wellfield WTP; new 20 MGD South Miami Heights WTP; and CIP/R&R Plant projects

8 SECTION 02 A Resilience Framework

9 Resilience Vision Energy Efficiency Resilience Scorecard Effectively Managed Utility Implementing a Resilient Water and Sewer Utility Quality Certifications Aware & Engaged Workforce

10 02. A RESILIENCE FRAMEWORK Guiding Framework Effective Utility Management (EUM) 10 attributes of effectively managed utilities 5 keys to management success Lean six sigma Implementing a Resilient Water and Sewer Utility 10

11 02. A RESILIENCE FRAMEWORK EPA Adaptive Response Framework Adaptation Policies Mitigation Awareness Partnerships Community Implementing a Resilient Water and Sewer Utility 11

02. A RESILIENCE FRAMEWORK Envision Sustainable Infrastructure Rating System Provides a shared, transparent framework for conceiving and planning sustainable infrastructure projects.

12 02. A RESILIENCE FRAMEWORK Envision Sustainable Infrastructure Rating System Provides a shared, transparent framework for conceiving and planning sustainable infrastructure projects. Applies to civil infrastructure Addresses full spectrum of triple bottom line Applicable in any project phase Implementing a Resilient Water and Sewer Utility Credible and transparent platform for quantifying non-monetary attributes 12

02. A RESILIENCE FRAMEWORK Building Blocks for Resilience 2006 - High Level Disinfection Project raises elevation of critical assets and adds flood resistant generators

Southeast Florida Sea Level Rise Projection 2013 Construction of Hialeah Reverse Osmosis (RO) Water Treatment Plant, diversifying WASD s water supply Implementing a

13 02. A RESILIENCE FRAMEWORK Building Blocks for Resilience High Level Disinfection Project raises elevation of critical assets and adds flood resistant generators at SDWWTP WASD begins reporting Green House Gas (GHG) Emissions and sets goal to reduce them by 80% WASD contributes to the development of the Unified Southeast Florida Sea Level Rise Projection 2013 Construction of Hialeah Reverse Osmosis (RO) Water Treatment Plant, diversifying WASD s water supply Implementing a Resilient Water and Sewer Utility 2015 Utility-wide climate impacts assessment as part of Ocean Outfall Legislation Program, including risk based analysis of facility hardening 13

14 SECTION 03 Adaptation & Implementation

15 03. IMPLEMENTATION Programs & Initiatives Pump Station Improvement Program CMOM, Hydraulic Modeling Consent Decree Program Ocean Outfall Legislation Program Water System Initiatives Implementing Resilience to Water and Sewer Projects 15

03. IMPLEMENTATION CMOM Sewer System Asset Management Program Pump Station Operations & Preventative Maintenance Sewer Overflow Response Plan (SORP) Gravity Sewer System Operations and Maintenance

16 03. IMPLEMENTATION CMOM Sewer System Asset Management Program Pump Station Operations & Preventative Maintenance Sewer Overflow Response Plan (SORP) Gravity Sewer System Operations and Maintenance INFORMATION MANAGEMENT SYSTEM (IMS) PROGRAM WWTP Operations and Maintenance Program Force Main Operations, Preventative Maintenance and Rehab Implementing Resilience to Water and Sewer Projects 16

03. IMPLEMENTATION Pipeline Improvements Rehab of 72 Sanitary Sewer Force Main 15,300 LF of 63 HDPE Slip-lined Pipe Fittings, Connections and Thrust Restraints 180 Days (Dry-Season) Results

17 03. IMPLEMENTATION Pipeline Improvements Rehab of 72 Sanitary Sewer Force Main 15,300 LF of 63 HDPE Slip-lined Pipe Fittings, Connections and Thrust Restraints 180 Days (Dry-Season) Results Preventative replacement successfully mitigated potential for failures and property damage Maximization of existing infrastructure Enhancement in operational resiliency Financially viable solution Implementing Resilience to Water and Sewer Projects 17

03. IMPLEMENTATION Energy Initiatives South District WWTP Cogeneration Facility Improvements Upgrade of existing cogeneration facility constructed in early 1990 s Capacity expanded to process methane

18 03. IMPLEMENTATION Energy Initiatives South District WWTP Cogeneration Facility Improvements Upgrade of existing cogeneration facility constructed in early 1990 s Capacity expanded to process methane gas from adjacent municipal landfill Four 2,000 kw cogeneration units Upgrades to digester and landfill gas conditioning systems Results Increased energy output and system efficiency Reduction in carbon emissions Improved redundancy and WWTP resiliency Implementing Resilience to Water and Sewer Projects 18

03. IMPLEMENTATION Water System Initiatives Enhanced Leak Detection System Deployment of fixed network in densely populated area with aging infrastructure Piloted over 109 miles of transmission and

19 03. IMPLEMENTATION Water System Initiatives Enhanced Leak Detection System Deployment of fixed network in densely populated area with aging infrastructure Piloted over 109 miles of transmission and distribution system piping 50 Leaks identified in first four months 459 Millions of Gallons of Water Saved Significant savings in non-revenue water 2015 NACO Achievement Award in Water Loss Management and Accountability Implementing Resilience to Water and Sewer Projects 19

03. IMPLEMENTATION Water System Initiatives Acoustic Fiber Optic Emergency Response System Real time monitoring of wire strands in vulnerable PCCP pipe Installed on high

20 03. IMPLEMENTATION Water System Initiatives Acoustic Fiber Optic Emergency Response System Real time monitoring of wire strands in vulnerable PCCP pipe Installed on high criticality/high risk assets Automatic alerts upon wire breaks AFO allows for preventative action prior to critical failures Implementing Resilience to Water and Sewer Projects 20

Water conservation and improved efficiencies Leveraging of data for planning Real-time consumption

21 03. IMPLEMENTATION Water System Initiatives Advanced Metering Infrastructure (AMI) MDWASD preparing to deploy AMI throughout service area (465,000 accounts) Improvements in customer service and engagement Water conservation and improved efficiencies Leveraging of data for planning Real-time consumption Pressure monitoring Leak detection Other network applications Implementing Resilience to Water and Sewer Projects 21

22 03. IMPLEMENTATION Hydraulic Modeling Implementing Resilience to Water and Sewer Projects 22

23 SECTION 04 Next Steps

24 04. NEXT STEPS NEXT STEPS Implementing Resilience to Water and Sewer Projects 24

25 QUESTIONS?

Virginia Walsh, PhD, P.G. Ed Rectenwald, P.G. February 25, 2016

Miami-Dade Water & Sewer Department Nutrient Reduction by Use of Industrial Deep Injection Wells, Miami-Dade County, Florida Virginia Walsh, PhD, P.G. Ed Rectenwald, P.G. February 25, 2016 Miami-Dade Water