Plan for Developing a Smart Water System for the Prince William County Service Authority. Paul Moyano, PE, PMP Principal Engineer MWH Americas, Inc.

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1 Plan for Developing a Smart Water System for the Prince William County Service Authority Paul Moyano, PE, PMP Principal Engineer MWH Americas, Inc. November 17, 2015

2 Evolution of Hydraulic Models PLANNING MODEL Steady State Fire Flow Extended-Period Simulations Water Quality Live Connection Smart Water System OPERATIONAL MODEL Least Complex Most Complex

3 What is a Smart Water System? A live operational tool for planning, managing, and running a water supply system It shares data, both integrating databases for input, and providing data to other stakeholders 3

4 Steps to Develop Smart System Vision and Goals Gap Analysis Planning Model EPS Model Live Model Operational Model Optimize and Share 4

5 Prince William County Approximately 435,000 people Almost 350 square miles 5

Prince William County Service Authority Water System Sources Potomac River, Occoquan Reservoir, & Lake Manassas and 12 Wells Treated by Fairfax Water and

6 Prince William County Service Authority Water System Sources Potomac River, Occoquan Reservoir, & Lake Manassas and 12 Wells Treated by Fairfax Water and City of Manassas 1000 miles of 4-42 pipe West System 13 MGD Average 5 Pump Stations 4 PRV s 8 Tanks East System 15 MGD Average 9 Pump Stations 10 Tanks 6

7 PWCSA Approach Vision and Requirements Gap Analysis and Project Planning Project Implementation Short Term Goals Project Implementation - Long Term Goals

8 Identify Stakeholders Engineering (Planning & Development) Information Technology Operations & Maintenance Customer Service Executive Management Customers 8

9 Goals Improved reliability Real Time Operation Forecasting Optimization Operational Response Customer Response / Service Share Data Maintenance Trouble Shooting 9

10 Smart Water Network Representation

Smart Water Network Representation SCADA Asset

and Pressures DATA/WAREHOUSE Climate Data

Data Raw Water Data Other Data Multi Criteria

Service Age/Quality Zone Distribution What-If

Capacity Transient Analysis Event Detection

Procedures Dashboard Costs Exports Reports

11 Smart Water Network Representation SCADA Asset Status Asset Settings Controls Network Flows and Pressures DATA/WAREHOUSE Climate Data Demographic Data Customer Billing GIS Demand Data Raw Water Data Other Data Multi Criteria Schedules Costs Supply Options Network Distribution Diurnal Values Regression Probability Long Term Forecast Monthly Demand Water Transfers Treatment Criticality Assessment Water Loss Management Level of Service Age/Quality Zone Distribution What-If Scenarios System Isolation UDF Planning Network Capacity Transient Analysis Event Detection Operators Trends GIS Alerts Emergency Procedures Dashboard Costs Exports Reports O&M/CMMS Maintenance and OOS System Flushing Repairs GIS Asset Data Risk Management Hydrant / C-Factor Testing

12 Basic Components Hydraulic Model Meters Smart Water System GIS CMMS SCADA 12

13 Vision 13

14 Considerations for Development VISION Input Data Water Network Model Asset Information Supplemental Asset Data Water Model Requirements Model Functionality Operations Management Maintenance Planning and Asset Management Development and Master Planning

15 Water Model Vision Operations Management Pressure Management Plan System Failure Response Planning Emergency Planning Outage Planning for Repair Water Loss Management Customer Notifications Energy Management Plan SCADA Monitoring Maintenance Planning and Asset Management Outage Planning for Maintenance Risk Management Pipeline Replacement Plan Hydrant / C-Factor Testing Development and Master Planning Planned Infrastructure Sizing and Optimization Plan Reviews Infrastructure Prioritization (short-term) Infrastructure Prioritization (long-term)

16 Input Data 16

17 Data Request MWH Collected / Uploaded / ID Water Model Elements Description Data Format Responsibility POC Internal Notes Chec PWCSA PWCSA ked 1 Hydraulic Model Latest 'base line' hydraulic model best 1.01 Water Model H2OMap ENG representing current conditions. Dave Guerra WS Available model documentation and calibration 1.02 Model Documentation Various ENG reports, including related c-factor and fire flow Dave Guerra WS System Schematic / HGL 1.03 Hydraulic description of the system. Various ENG Dave Guerra X Profile 2 GIS Network Data Accurate representation of layout and connectivity 2.01 Pipe data Shapefile or geodatabase GIS of the network, and includes diameter, material 2.02 Fittings Location and type of fitting. Shapefile or geodatabase GIS 2.03 Hydrants Location and type of hydrant. Shapefile or geodatabase GIS Location, connectivity, diameter, material, and 2.04 Hydrant Laterals Shapefile or geodatabase GIS date of installation. Location, connectivity, diameter, material, and 2.05 Service Laterals Shapefile or geodatabase GIS date of installation. Location, connectivity, diameter, material, and 2.06 Water Meters Shapefile or geodatabase GIS date of installation Isolation Valves Location, type, and normal position (open/close). Shapefile or geodatabase GIS 2.08 Control Valves Location, type, set point. Shapefile or geodatabase GIS Hydraulic Model GIS Network Data Facility Data Control Data Supply Data Demand Data Maintenance Data Background Data 2.09 Service Valves Location and type. Shapefile or geodatabase GIS 2.1 Pumps 2.11 Elevated Tanks Location, size, capacity, and pump curve reference. Location, capacity, dimensions, elevation, and control levels. Shapefile or geodatabase Shapefile or geodatabase 2.12 Wells Location, size, capacity, depth, water levels. Shapefile or geodatabase GIS Yard Piping 3 Facility Data 3.01 List of Facilities 3.02 Facility Layout 3.03 Pump Data 3.05 Valve Data 4 Control Data 4.01 SCADA System 4.02 Delineation of Pressure Zone Boundary 4.03 Controls and Settings 4.04 Pump and Valve Flows 4.05 Pressure Monitoring 4.06 Quality Monitoring 4.07 Water Levels 4.08 Operational Status 4.09 Manual Facilities 5 Supply Data 5.01 Water Supply A list of active water facilities (i.e. pump station, tanks, etc) with brief description Summary and sample set of yard piping layout, elevations, general layout, and controls. Summary and sample set of pump curves and most recent pump tests Summary and sample set of control valves and set points. Word Record drawings for facilities to supplement GIS Various Various GIS GIS O&M GIS O&M O&M Brandon Pfleckl Brandon Pfleckl X X X Doug Shoop / Robert Jenkins Robert Jenkins has a list - list on intranet Brandon Pfleckl Pull sample of as-builts X X X Doug Shoop / Robert Jenkins Doug Shoop / Robert Jenkins Brief description of scada system including Various SCADA manufacturer and database Robert Jenkins/ Andy Higginbotham X Compilation of Control Isolation, Control Valves, Various GIS and other Facilities Brandon Pfleckl X X X Operating procedures and programmed logic. Robert Jenkins / Andy Various SCADA Tables of set points and/or diagrams. Higginbotham pend Flow from pumps, pressure zone boundaries, Robert Jenkins / Andy SCADA SCADA control valves, and other available flow monitoring Higginbotham WS Pressure at facility discharge, suction, and other Robert Jenkins / Andy SCADA SCADA available pressure monitoring locations. Higginbotham WS Historic and real time monitoring data for chlorine Robert Jenkins / Andy SCADA SCADA residuals. Higginbotham WS Water levels at all reservoirs. Live data for Robert Jenkins / Andy SCADA SCADA calibration and real time modeling. Higginbotham WS Operation status for all pumps and active control valves, such as on, off, percent speed, and percent SCADA SCADA Robert Jenkins / Andy Higginbotham WS List of facilities manually operated and operating O&M procedures Robert Jenkins/ Lee WS Annual, monthly, and daily average flows from water supply points. Hourly data to determine 5.02 Supply Meter Data Type, size, and latest calibration of supply meters. Various SCADA 5.03 Supply Control Description of control facilities limiting supply. Various SCADA 6 Demand Data 6.01 GIS Customer Data 6.02 Billing / Consumption Data Water meter location, type, size, and link to billing/consumption data. Summary and sample set of billed consumption data at the smallest time interval available. Excel Shapefile or geodatabase 6.03 Metering Information Meter Routes or metering procedure and timing Various CS 6.04 Major User Data 6.05 Demographic Data CMMS Asset Data Location, description, and demand patterns of the largest 10% of users. Population densities and land use / development types. Summary and sample set of historic maintenance data to supplement facility data. Excel Excel Shapefiles Electronic database format 7.02 Main Break Repair History Main break location and type. Shapefile or geodatabase GIS 7.03 Water Main Replacement History 7.04 Fire Flow Test Data 7.05 Network Field Test Data 8 Maintenance Data Background Data 8.01 Topographic Data 8.02 Climate Data Water main replacement history. Shapefile or geodatabase GIS Summary and sample set of historic fire flow test data. Summary and sample set of historic field test data such as pressure tests, lead survey, etc. Digital elevation data preferably Digital Terrain Model (DTM). Historic and forecast data to support demand projections for both long and short term scenarios. Various Various Shapefile or geodatabase Electronic database format 8.03 Aerial Photography GIS background data Shapefile or geodatabase GIS 8.04 Railroads GIS background data Shapefile or geodatabase GIS 8.05 Road Centerlines GIS background data Shapefile or geodatabase GIS 8.06 Edge of Pavement GIS background data Shapefile or geodatabase GIS 8.07 Buildings GIS background data Shapefile or geodatabase GIS 8.08 Water Bodies GIS background data Shapefile or geodatabase GIS 8.09 Zoning Areas GIS background data Shapefile or geodatabase GIS 8.1 Parcels GIS background data Shapefile or geodatabase GIS 8.11 System Boundaries GIS background data Shapefile or geodatabase GIS SCADA GIS CS CS GIS O&M GIS Other GIS n/a Robert Jenkins/ Cari Bedford Robert Jenkins/ Cari Bedford Robert Jenkins/ Cari Bedford Brandon Pfleckl Mark Head / Rich Gard Mark Head / Rich Gard Mark Head / Rich Gard Brandon Pfleckl Cari Bedford / Robert Jenkins Brandon Pfleckl Brandon Pfleckl is this request for wholesale meter info? Before upload, identify how GIS links to CIS data X WS X X WS WS WS WS PEND work orders for one or two facilites WS need to describe link to GIS for MWH X X x? Seek clarrification from MWH (potentially leak data, pump tests, X X x Doug Shoop Brandon Pfleckl Pull LIDAR Data - See Yeoanny X X x Brandon Pfleckl N/A N/A x Brandon Pfleckl X x x Brandon Pfleckl X x x x x X x 8.12 TAZ GIS background data Shapefile or geodatabase GIS 8.13 Assumed Riparian GIS background data Shapefile or geodatabase GIS 8.14 Greenspace GIS background data Shapefile or geodatabase GIS 8.15 FEMA 100 YR Flood GIS background data Shapefile or geodatabase GIS Plain x x x 17

18 Data Review Sources Quality Completeness Representations Attributes Consistency 18

19 Data Quality and Completeness 19

20 Data Flow Paths and Protocols 20

21 List of Protocols Guidance Information Management 21

22 Model Build Protocol 22

23 GIS Data Protocol Model Elements Feature Classes Attributes Topology Rules Selection Queries Import Procedure Quality Check 23

24 WBS Task Flow Chart Update Pipe GIS & Topology Develop Risk Profile Integrate CMMS Updates Establish Modeling Team Update Demand s Updated Model Calibrate InfoWate r Model Impleme nt Planning Model Continue Live Calibratio n Implement Operational Model Field Investiga tions Update Facilities Assume Planning Model Assume Operatio nal Model Install Additiona l Q&P Monitorin g Field Testing Integrate SCADA Support Field Testing Software InfoWater Pressure Zone Mgr Demand Analyst InfoMaster IWLive SCADA Watch Demand Watch

25 Detailed Task Flow Chart 25

26 Modeling Staffing Structure Director of Information Technology Director of Engineering Director of O & M GIS Manager SCADA Manager CMMS Manager Planning Manager Development Manager I&I Manager Deputy Director of O & M Interim Modeling Program Manager for initial 18 months New Hire Tech Support Manager C & D Manager Consultant Support Lead Sewer Modeler Lead Water Modeler Operations Supervisor Identified Modeling Team Member Project Engineer I Project Engineer II Shared Resources Project Engineer III

27 Lessons Learned - GIS Define GIS elements clearly and consistently Use GIS as GIS, not as a map Nodes vs Crossings Explicitly define connectivity GIS Network Analysis 27

28 Define Elements Lateral Service Hydrant?? Pressurized Main

29 Connectivity

30 Lessons Learned - Data The power of data is sharing SCADA Links Establish Protocols Don t rely on ad-hock processes or accuracy Garbage In = Garbage Out 30

31 Lessons Learned Management Early commitment to avoid future rework Obtain buy-in from appropriate parties Maintain Schedule Complete Work Set Appropriate Goals and Vision Commit staff Set reachable goals 31

32 Questions Paul Moyano, PE, PMP Principal Engineer MWH Americas, Inc. 32

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