1. www.globalbigdataconference.com Twitter : @bigdataconf

2. Karen Mills Finance Director Town of Cary

3. A dvanced M eter I nfrastructure

4. 4 Towns of Cary and Morrisville, RTP, RDU Peak Day Demand of 29.02 mgd 67,000 meters –Water, Irrigation and Reclaimed Water Pit sets at the curb 70% residential Culture of Conservation – Program started 1996 – Tiered Water Rates – Realized GPCD reduction

5. 5 Before Aquastar – Walking routes, visual read, handheld data entry

6. Meter Reading via Aquastar Infrastructure 2 Way Water Meters Regional Collectors Town Servers 6

7. Fixed Network Radio Coverage Provides Hourly Meter Reading 7

8. Cost Benefit Analysis X 3 8

9. - Invest $18 Million + Benefit $28 Million over 17 Years Bottom Line Net Benefit: $10 Million

10. Investment: Technology 10

11. Investment: 60,000 Meters and Installation 11

12. Investment: Regional Collectors Antenna: 11’ tall Base Units: – 5’ High – 3’ Wide – 2.5’ deep 12

13. Investment: Communications Plans – Goals, Objectives & Strategy – Tactics – Target Publics – Spokespersons – Key Messages & General Facts – Activities (Logos, Hotline, Door hangers, Events, Video, etc) – Budget – Timeline 13

14. Investment: Staff Time & Stress 14

15. Savings – Meter Reading 15

16. Savings – Meter Maintenance 16

17. Savings - Worker Safety 17 1 Worker’s Comp claim for a trip and fall: $40K

18. Green: Smaller Fleet, Less Fuel 18 70,000 miles/year off the road

19. BIG Data Before… After… 19

20. 20 RNI – Raw Meter Data CIS System - NaviLine MDM – Processed Read Data SAS – Analytical Tables Customer Portal

21. 21 Policy/Program Evaluation Health and Safety Concerns Customer ServiceTown Code Enforcement Data Use Policy

22. Policy/program Evaluation Aggregate compliance with Alternate Day Watering ordinance; impact of changes Extent of code violations, in aggregate (unpermitted irrigation, minimum housing) Project to right-size meters Rate structures (time of use, peaking) Feasibility of absentee homeowner management of water use 22

23. Low income special leak detection monitoring Development fee structure (peak day use act. vs est.) Feasibility of senior citizen or other unusual pattern monitoring Feasibility of fire suppression system monitoring for theft detection ________________________________________ ________________________________________ ________________________________________ _______________________________ Policy/program Evaluation 23

24. Public Health and Safety Protection Set and monitor Water Shortage Response Plan Stage III and Rationing water use levels ID systems without required backflow prevention (residential irrigation, commercial) Reclaimed water use during annual reclaimed holiday 24

25. Town Code Enforcement Alternate Day Watering Rain Sensor Ordinance Water Waste Ordinance Water Shortage Response – Verify field observation – Confirm complaints – Replace field observation 25

26. Wise water use increases water supply reliability which could delay or eliminate next water treatment plant expansion ________________________________________ ________________________________________ ________________________________________ _______________________________ Expansion from 40 to 56 mgd Water Conservation With conservation/reuse: just under 50% chance no expansion needed for buildout/2060 50% chance expansion needed about 2032 26

27. 27 Understanding the System - Before

28. 28 Understanding the System Now

29. 29 Understanding the System Now

30. 30 Understanding the System Now “Guaranteed” Sales by Customer Class

31. ________________________________________ ________________________________________ ________________________________________ _______________________________ 31 Average Annual Weather-Adjusted Residential Water Use Annual average of daily values: Total census block daily use Census block population Who/where are lows/highs? Understanding the System Now

32. Transformational!!! Customer Service Becomes Proactive* * Most not quantified for cost/benefit analysis 32

33. Aquastar Customer Service* High Usage monitored Continuous flow monitored Highest quality billing Customer Call center service Same day customer starts and stops * Most not quantified for cost/benefit analysis 33

34. 34 Catching Leaks

35. 35 Tracking Results

36. Self Serve, PLEASE! 36

37. Customer Web Portal 37

38. Self Subscribed Email and Text Alerts 38

39. Questions? Karen Mills, CPA Finance Director 919-469-4110 karen.mills@townofcary.org