Laserfiche WebLink
EVALUATION OF GROUNDWATER SUPPLY ALTERNATIVES WITHIN BERNAL SUBBASIN <br />APRIL 2026 / FINAL / CAROLLO <br />CITY OF PLEASANTON ii <br />Appendices <br />APPENDIX A AKEL GROUNDWATER SUPPLY ALTERNATIVES HYDRAULIC ANALYSIS - RESULTS <br />PACKAGE NO. 1 (REVISED) <br />APPENDIX B TURNOUT NO. 8 COST ESTIMATE <br />APPENDIX C PROJECT ALTERNATIVES FLUORIDATION AND CHLORAMINATION COST DETAILS <br />(CLASS 5) <br />APPENDIX D ESTIMATED ANNUAL O&M COSTS <br />APPENDIX E REGIONAL GROUNDWATER FACILITIES PROJECT FEASIBILITY STUDY - ZONE 7 WATER <br />AGENCY - CITY OF PLEASANTON <br />APPENDIX F ALTERNATIVE 3 GROUNDWATER SUPPLY IMPROVEMENTS COST ESTIMATE (CLASS 5) <br />APPENDIX G PROJECT ALTERNATIVES ANNUALIZED COST DETAILS <br />Tables <br />Table 1 Alternative 1 City Distribution System Improvements 4 <br />Table 2 2026 Cost for City to Purchase GPQ of 3,500 AFY from Zone 7 6 <br />Table 3 Alternative 2 City Distribution System Improvements 9 <br />Table 4 Alternative 2 Joint Groundwater Supply Improvements 11 <br />Table 5 Alternative 3 City Distribution System Improvements 13 <br />Table 6 Alternative 3 City Only Groundwater Supply Improvements 15 <br />Table 7 Evaluation Criteria Scoring Definitions 18 <br />Table 8 Alternative Evaluation with Weighting 20 <br />Table 9 Alternative 1 - Summary of Total Estimated Capital Cost 23 <br />Table 10 Alternative 2 - Summary of Total Estimated Capital Cost 24 <br />Table 11 Alternative 3 - Summary of Total Estimated Capital Cost 24 <br />Table 12 Project Alternative Annual O&M Cost Estimates 24 <br />Table 13 Annualized Cost Summary of Each Project Alternative 25 <br />Figures <br />Figure 1 Alternative 1 – Overview of City Distribution Improvements 3 <br />Figure 2 Proposed Location of Turnout 8 5 <br />Figure 3 Example Turnout Schematic (provided by Zone 7) 6 <br />Figure 4 Alternative 2 – Overview of City Distribution Improvements 7 <br />Figure 5 Alternative 2 – Overview of Joint Groundwater Supply Improvements 8 <br />Figure 6 Zone 7 Chloramination Facility Improvements 10 <br />Figure 7 Alternative 3 – Overview of City Distribution Improvements 12 <br />Figure 8 Proposed Tennis Park Well - Overview 14 <br />Figure 9 Proposed Hansen Park Well - Overview 14 <br />Figure 10 Alternatives Screening Methodology 17 <br />Figure 11 Relative Weighted Benefit Score of Project Alternatives 26 <br />Figure 12 Relative Weighted Benefit Score of Project Alternatives 27