2. Tigard_WSP_0410 Components of a Water System Master Plan 1. Chapter 1 – Existing System 2. Chapter 2 – Demand Projections 3. Chapter 3 – Hydraulic Model 4. Chapter 4 – System Analysis 5. Chapter 5 – Integration of JWS with Lake Oswego 6. Chapter 6 – Recommended Project List for CIP and CMP Planning period is for 20 years. Recommend updating every five years.

3. Tigard_WSP_0410 Chapter 1 – Existing System Pipes - Type, Size, Location and Age Pumps - Capacity, Location, Backup Power and Age Wells/ASR – Capacity, Location Reservoirs – Capacity, Location and Age The service area is well-served by existing infrastructure with very few improvements needed

4. Tigard_WSP_0410 Water demands within the service area are projected to increase by nearly 50% by 2030 Chapter 2 – Demand Projections

5. Tigard_WSP_0410 Chapter 3 – Hydraulic Model The time and effort the City put into developing GIS and the new hydraulic model will provide continuing benefits, including optimizing JWS infrastructure

6. Tigard_WSP_0410 Almost all of the distribution system has sufficient flows to fight fires Chapter 4 – System Analysis (Fire Flows)

7. Tigard_WSP_0410 Additional supplies are needed to meet short term peak day supply shortages through 2016 Chapter 4 – System Analysis

8. Tigard_WSP_0410 The completion of ASR 3 will help the system to meet short term peak day supply shortages through 2016 Chapter 4 – System Analysis

9. Tigard_WSP_0410 With ASR Well 3, the JWS will meet the City’s needs through 2030 and beyond Chapter 4 – System Analysis

10. Tigard_WSP_0410 The JWS will change the location at which supply enters the service area Chapter 5 – Integration of JWS with Lake Oswego

11. Tigard_WSP_0410 Chapter 5 – Integration of JWS with Lake Oswego JWS requires a new booster pump station to deliver water to Reservoir 10 Joint Water Supply (Bonita Rd PS) Existing Portland Supply

12. Tigard_WSP_0410 Recommended Capital Improvement Projects ProjectCost (1) YearReason W1 - ASR Well 3 Design & Equip $2,200,0002011Short Term and Long Term Water Supply W2 - ASR Well 4 Siting, Drill, Equip $3,004,0002011-2013Long Term Water Supply PS1 - Replace Pump Station 5 Included in the JWS budget 2013-2015Deliver Lake Oswego Supply into Tigard Water System PS2 - New Booster Pump Station $1,749,0002012-2015Deliver Water from 410 pressure zone to 10 MG Reservoir (Bull Mountain PRV1 - New PRV from 550G to 410 Zone $105,0002011Delivers ASR 3 Water to 410 pressure zone P1 - Pipeline from 550G to 530 Zone $1,967,0002011-2012Fire flow deficiencies on Canterbury Hill P2 - Annual Fire Flow Improvements $100,000/year2014-2031Distribution Fire flow deficiencies P3 - Pipeline connecting PRV1 $17,0002011Delivers ASR 3 Water to 410 pressure zone S1 - Water Master Plan Update $140,0002016Integration of JWS Very few capital projects are required due to the good condition of the existing water system

13. Tigard_WSP_0410 Recommended Capital Maintenance Projects ProjectCost (1) YearReason MM1-Asset Management Program$100,0002014Define the Existing Infrastructure RM1-Reservoir Seismic & Condition Assessment $100,0002015Assess the Seismic Integrity of Older Reservoirs PSM1-Replacement/Upgrade of PS 8 $2,110,0002017+Replace an Aging Pump Station PM1- General Pipeline Replacement$70,000/year2011-2031Replace Aging Pipes OM1-Meter Replacement$125,000/year2011-2031Replace Aging Meters OM2-Hydrant Replacement$120,000/year2011-2031Replace Aging Hydrants Planned CMP projects will maintain the high level of service provided to current customers

14. Questions?