Comprehensive Water System Plan

Woodinville Water District Comprehensive Water System Plan, December 2019 

  1. Comprehensive Water System Plan, Final - March 2019 (PDF)

Appendices

  1. Appendix A Adopting Resolution and Ordinance (PDF)
  2. Appendix B Agency Adjacent Purveyor Comments and Approval Part 1 (PDF)
  3. Appendix B Agency Adjacent Purveyor Comments and Approval Part 2 (PDF)
  4. Appendix C SEPA Checklist and Determination of Non-Significance (PDF)
  5. Appendix D Water Supply Contracts and Agreements Part 1 (PDF)
  6. Appendix D Water Supply Contracts and Agreements Part 2 (PDF)
  7. Appendix E Interlocal Agreements Part 1 (PDF)
  8. Appendix E Interlocal Agreements Part 2 (PDF)
  9. Appendix E Interlocal Agreements Part 3 (PDF)
  10. Appendix E Interlocal Agreements Part 4 (PDF)
  11. Appendix F Demand Projections Part 1 (PDF)
  12. Appendix F Demand Projections Part 2 (PDF)
  13. Appendix F Demand Projections Part 3 (PDF)
  14. Appendix G Cross Connection Control Program (PDF)
  15. Appendix H Water Facilities Inventory Form (PDF)
  16. Appendix I 2017 WWD Annual Drinking Water Report (PDF)
  17. Appendix I Emergency Response Plan (PDF)
  18. Appendix I Stage I DBP Monitoring Plan (PDF)
  19. Appendix I Stage II DBP Monitoring Plan (PDF)
  20. Appendix I WWD Coliform Monitoring Plan Part 1 (PDF)
  21. Appendix I WWD Coliform Monitoring Plan Part 2 (PDF)
  22. Appendix I WWD Coliform Monitoring Plan Part 3 (PDF)
  23. Appendix I WWD Coliform Monitoring Plan Part 4 (PDF)
  24. Appendix I WWD Coliform Monitoring Plan Part 5 (PDF)
  25. Appendix J Model Update and Calibration Part 1 (PDF)
  26. Appendix J Model Update and Calibration Part 2 (PDF)
  27. Appendix K Capital Improvement Plan (PDF)
  28. Appendix L Financial Analysis (PDF)
  29. Appendix M Water Rights Self-Assessment (PDF)
  30. Appendix N King County Water Reclamation Evaluation Checklist (PDF)
  31. Appendix O Water Construction Specifications and Standard Design Details (PDF)

Figures

  1. Comprehensive Water System Plan Without Figures (PDF)
  2. Figure 1.2 District RWSA and City Boundaries (PDF)
  3. Figure 1.3 District Corporate Boundary, RWSA, and Adjacent Utilities (PDF)
  4. Figure 2.1 RWSA Physical Features (PDF)
  5. Figure 2.11 Account Projections by Customer Type (PDF)
  6. Figure 2.12 Demand Projection Methodology (PDF)
  7. Figure 2.13 Projected ADD and MDD (PDF)
  8. Figure 2.2 Water Consumption versus Precipitation (2009-2015) (PDF)
  9. Figure 2.3 Existing Land Use (PDF)
  10. Figure 2.4 Future Land Use (PDF)
  11. Figure 2.6 Historical Average Day and Maximum Day Water Purchase (PDF)
  12. Figure 2.7 Map of Existing Customers and Consumers (PDF)
  13. Figure 2.8 Historical Accounts by Customer Type (PDF)
  14. Figure 2.9 Historical Consumption by Customer Type (PDF)
  15. Figure 3.1 Water System Facilities and Pressure Zones (PDF)
  16. Figure 3.2 Hydraulic Profile - West (PDF)
  17. Figure 3.3 Hydraulic Profile - Central (PDF)
  18. Figure 3.4 Hydraulic Profile - East (PDF)
  19. Figure 3.5 Water Main Material (PDF)
  20. Figure 3.6 Water Main Installation Decade (PDF)
  21. Figure 3.7 Water Main Replacement Schedule Chart Based on Age (PDF)
  22. Figure 3.8 Water Main Replacement Schedule Map Based on Age (PDF)
  23. Figure 4.1 Storage Components (PDF)
  24. Figure 5.1 Service Areas (PDF)
  25. Figure 5.10 Fire Flow Dead-end pipes in Non-Single Family Areas (PDF)
  26. Figure 5.2 Service Areas Hydraulic Profile - West (PDF)
  27. Figure 5.3 Service Areas Hydraulic Profile - Central (PDF)
  28. Figure 5.4 Service Areas Hydraulic Profile - East (PDF)
  29. Figure 5.5 Fire Flow Requirements (PDF)
  30. Figure 5.6 High Pressure Nodes during 2023 ADD without Improvements (PDF)
  31. Figure 5.7 Low Pressure Nodes during 2037 PHD without Improvements (PDF)
  32. Figure 5.8 Areas Below Minimum Required Residual Pressure ( 20 psi) during MDD and Fire Flow (PDF)
  33. Figure 5.9 Recommended Distribution System Improvements (PDF)
  34. Figure 7.1 Organizational Hierarchy (PDF)
  35. Figure 8.1 AC Main Vulnerability (PDF)
  36. Figure 8.2 AC Main Criticality (PDF)
  37. Figure 8.3 AC Main Risk (PDF)
  38. Figure 8.4 CIP Project (PDF)
  39. Figure 9.1 Financial Forecast (PDF)
  40. Figure ES.1 District RWSA and City Boundaries (PDF) (1)
  41. Figure ES.2 District Service Area, RWSA and Adjacent Water Utilities (PDF)
  42. Figure ES.3 Existing Land Use (PDF)
  43. Figure ES.4 Future Land Use (PDF)
  44. Figure ES.5 2015 Water Purchase By Tap (PDF)
  45. Figure ES.6 Water Consumption versus Precipitation (2009-2015) (PDF)
  46. Figure ES.7 Historical Average Day and Maximum Day Water Purchase (PDF)
  47. Figure ES.8 Urban Vs. Rural Pressure Zones (PDF)
  48. Figure ES.9 Map of Existing Customers and Consumers (PDF)
  49. Figure ES.10 Account Projections by Customer Type (PDF)
  50. Figure ES.11 Projected ADD and MDD (PDF)
  51. Figure ES.12 Water System Facilities and Pressure Zones (PDF)
  52. Figure ES.13 Hydraulic Profile West (PDF)
  53. Figure ES.14 Hydraulic Profile Central (PDF)
  54. Figure ES.15 Hydraulic Profile East (PDF)
  55. Figure ES.16 Water Main Replacement Schedule Chart Based on Age (PDF)
  56. Figure ES.17 Water Main Replacement Schedule Map Based on Age (PDF)
  57. Figure ES.18 Storage Components (PDF)
  58. Figure ES.19 Fire Flow Requirements (PDF)
  59. Figure ES.20 High Pressure Nodes during 2023 ADD without improvements (PDF)
  60. Figure ES.21 Low Pressure Nodes during 2037 PHD without Improvements (PDF)
  61. Figure ES.22 Area below Minimum Required Residual Pressure (Less than 20 PSI) During MDD and Fire Flow (PDF)
  62. Figure ES.23 Fire Flow Dead-end Pipes in Non-Single Family Areas (PDF)
  63. Figure ES.24 Recommended Distribution System Improvements (PDF)
  64. Figure ES.25 Organizational Hierarchy (PDF)
  65. Figure ES.26 CIP Projects (PDF)
  66. Figure ES.27 Financial Forecast (PDF)