Table of Contents

  1. 1.0 GENERAL 1
  2. 2.0 WATER USE CRITERIA 3
  3. 3.0 ANALYSIS OF EXISTING SYSTEM 6
    1. 3.1 Wholesale Supply 6
    2. 3.2 Distribution System 6
    3. 3.3 Storage 11
  4. 4.0 PROPOSED IMPROVEMENTS 13
    1. 4.1 0 to 5 Year Improvements 13
    2. 4.2 5 to 10 Year Improvements 13
    3. 4.3 10 to 15 Year Improvements 13
    4. 4.4 15 to 20 Year Improvements 14
    5. 4.5 Performance of Improved System 14
    6. 4.6 Lead Service Line ReplacementSummary 18
  5. 5.0 COST ESTIMATES 21
  6. 6.0 FINANCIAL IMPACT 26
  7. 7.0 SUMMARY 31

  8. LIST OF FIGURES
    1. Figure 1-1. Master Layout 2
    2. Figure 2-1. Annual Volumes 5
    3. Figure 3-1. Current System Hydraulic Modeling Results 9
    4. Figure 3-2. Pipe Material 10
    5. Figure 4-1. Proposed improvements 15
    6. Figure 4-2. Projected 10-Year hydraulic model results, with improvements 16
    7. Figure 4-3. Projected 20-Year hydraulic model results, with improvements 17

  9. LIST OF TABLES
    1. Table 2-1. Usage Summary 4
    2. Table 3-1. Pipeline friction loss targets 7
    3. Table 6-1. Improvement and budget schedule 28
    4. Table 6-2. Cash-Basis annual budget analysis 29
    5. Table 6-3. Benefit unit value 34