SFPUC Wholesale Customer Water Demand Projections ... - BAWSCA

More documents

Recommendations

Info

Introduction..................................................................................................................... Approach Establishing Water Water References TABLE OF CONTENTS Executive Summary............................................................................................................................... ES-1 Section 1 ONE Section 2 TWO Section 3 THREE Section 4 FOUR Section 5 FIVE Section 6 SIX 1-1 1.1 Purpose of Study...................................................................................... 1-1 1.2 Overview of SFPUC and Wholesale Customers ..................................... 1-2 1.3 General Characteristics of the Wholesale Customer Service Area.......... 1-4 1.4 Format of This Report.............................................................................. 1-4 to Developing Water Demand Projections.................................................. 2-1 2.1 Introduction.............................................................................................. 2-1 2.2 General Description of DSS Model ......................................................... 2-1 2.3 Key Inputs & Outputs In the Modeling Process ...................................... 2-2 Base - Year Conditions ............................................................................ 3-1 3.1 Introduction.............................................................................................. 3-1 3.2 Selection of Base Year............................................................................. 3-1 3.3 Water Use Data........................................................................................ 3-1 3.3.1 Determining Total Water Production........................................... 3-3 3.3.2 Separation of Indoor and Outdoor Use ........................................ 3-8 3.3.3 Defining End Uses ....................................................................... 3-9 3.4 Calibrating Water Use Data................................................................... 3-12 3.4.1 Determining Users Per Account ................................................ 3-12 3.4.2 Applying Fixture Models to End Uses....................................... 3-17 3.5 Calibration of End Uses......................................................................... 3-22 3.6 Summary of Establishing Base-Year Conditions .................................. 3-26 Demand Forecasting ........................................................................................... 4-1 4.1 Introduction.............................................................................................. 4-1 4.2 Account Growth....................................................................................... 4-1 4.2.1 Use of Population Projections...................................................... 4-2 4.2.2 Use of Employment Projections .................................................. 4-4 4.3 Plumbing Codes and Natural Replacement Rates ................................... 4-4 4.4 Recycled Water Use................................................................................. 4-6 4.5 Summary of Water Demand Forecasting................................................. 4-7 Demand Projections ............................................................................................ 5-1 5.1 Introduction.............................................................................................. 5-1 5.2 Water Demand Projection Results........................................................... 5-1 5.3 Concurrence Process................................................................................ 5-5 5.3.1 Workshops ................................................................................... 5-5 5.3.2 Correspondence and Feedback .................................................... 5-5 ...................................................................................................................... 6-1 i
List of Tables, Figures, and Appendices Tables Page ES-1 Demand Projections by SFPUC Wholesale Customer ......................................ES-2 1-1 SFPUC Wholesale Customers ............................................................................. 1-2 1-2 SFPUC Wholesale Customer Source of Supply (2001–2002) ............................ 1-3 3-1 SFPUC Wholesale Customer Water Production (2001 Base Year) .................... 3-6 3-2 SFPUC Wholesale Customer Water Use (2001 Base Year).............................. 3-10 3-3 End-Use Data - Initial Percentage Estimates..................................................... 3-12 3-4 SFPUC Wholesale Customer Service Area Jurisdictional Boundary Blend ..... 3-13 3-5 Dwelling Unit by Building Type from Census 2000......................................... 3-14 3-6 Household Sizes and Corresponding Per-Capita Indoor Water Usage (2001)................................................................................................................. 3-18 3-7 SFPUC Wholesale Customer Average User per Non-Residential Account (2001)................................................................................................................. 3-19 3-8 Fixture Models Included in Water Demand Projections.................................... 3-20 3-9 California Plumbing Fixture and Appliance Standards ..................................... 3-21 3-10 Assumptions for Initial Proportions of Fixtures ................................................ 3-21 3-11 Range in Average Uses per User per Day ......................................................... 3-22 3-12 Average Volume per Use................................................................................... 3-22 4-1 SFPUC Wholesale Customer Population Projections.......................................... 4-5 4-2 Assumed Annual Replacement Rates for Fixtures .............................................. 4-6 4-3 Estimated Clothes Washer Market Shares........................................................... 4-6 5-1 Total Water Demand Projections by SFPUC Wholesale Customer .................... 5-2 5-2 SFPUC Wholesale Customer Water Use (Projected Year 2030) ........................ 5-3 Figures 1-1 SFPUC Wholesale Customer Service Area ......................................................... 1-5 2-1 Schematic of DSS Model as Applied to SFPUC Wholesale Customers ............. 2-3 3-1a Water Consumption of Selected SFPUC Wholesale Customers in Years Prior to Base Year (Industrial Accounts)............................................................. 3-2 3-1b Water Consumption of Selected SFPUC Wholesale Customers in Years Prior to Base Year (Multi-Family Accounts)....................................................... 3-2 3-1c Water Consumption of Selected SFPUC Wholesale Customers in Years Prior to Base Year (Commercial Accounts) ........................................................ 3-3 ii
Page 1: San Francisco Public Utilities Comm
Page 5 and 6: List of Tables, Figures, and Append
Page 7 and 8: Glossary Account Average gal/day/ac
Page 9 and 10: Executive Summary INTRODUCTION In F
Page 11 and 12: Section 1 Introduction
Page 13 and 14: SECTIONONE Introduction retail serv
Page 15 and 16: SECTIONONE Introduction 1.3 GENERAL
Page 17 and 18: Section 2 Approach to Developing Wa
Page 19 and 20: SECTIONTWO Approach to Developing W
Page 21 and 22: SECTIONTWO Approach to Developing W
Page 23 and 24: SECTIONTHREE Establishing Base - Ye
Page 49 and 50: Section 4 Water Demand Forecasting
Page 51 and 52: SECTIONFOUR Water Demand Forecastin
Page 53 and 54:
SECTIONFOUR Water Demand Forecastin
Page 55 and 56:
SECTIONFOUR Water Demand Forecastin
Page 57 and 58:
Section 5 Water Demand Projections
Page 59 and 60:
SECTIONFIVE Water Demand Projection
Page 61 and 62:
SECTIONFIVE Water Demand Projection
Page 63 and 64:
Section 6 References
Page 65 and 66:
SECTIONSIX References Hayward, City
Page 67 and 68:
Appendix A Description of SFPUC Who
Page 69 and 70:
Page 71 and 72:
Page 73 and 74:
Appendix B Summary of Customer-Spec
Page 75 and 76:
Wholesale Customer Estero MID/Foste
Page 77 and 78:
Wholesale Customer Milpitas, City o
Page 79 and 80:
Appendix B Summary of Customer-Spec
Page 81 and 82:
Appendix C1 Alameda County Water Di
Page 83 and 84:
66.0 64.0 62.0 60.0 58.0 56.0 54.0
Page 85 and 86:
City of Brisbane Water Service Area
Page 87 and 88:
Appendix C3 Burlingame, City of
Page 89 and 90:
5.00 4.95 4.90 4.85 4.80 4.75 4.70
Page 91 and 92:
Cal Water Bear Gulch Water Service
Page 93 and 94:
Appendix C5 California Water Servic
Page 95 and 96:
18.40 18.20 18.00 17.80 17.60 17.40
Page 97 and 98:
Cal Water South San Francisco (SSF)
Page 99 and 100:
Appendix C7 Coastside County Water
Page 101 and 102:
4 3.8 3.6 3.4 3.2 3 2.8 2.6 2.4 2.2
Page 103 and 104:
City of Daly City Water Service Are
Page 105 and 106:
Appendix C9 East Palo Alto, City of
Page 107 and 108:
5.0 4.5 4.0 3.5 3.0 2.5 2.0 City of
Page 109 and 110:
Estero Municipal Improvement Distri
Page 111 and 112:
Appendix C11 Guadalupe Valley Munic
Page 113 and 114:
1.2 1.0 0.8 0.6 0.4 0.2 0.0 Guadalu
Page 115 and 116:
Base Year Average Use and Indoor Pe
Page 117 and 118:
Appendix C13 Hillsborough, Town of
Page 119 and 120:
4.00 3.90 3.80 3.70 3.60 3.50 Town
Page 121 and 122:
Los Trancos Woods Northern, Blue Oa
Page 123 and 124:
Appendix C15 Menlo Park, City of
Page 125 and 126:
5.2 5.0 4.8 4.6 4.4 4.2 4.0 3.8 3.6
Page 127 and 128:
Mid Peninsula (Belmont) Water Servi
Page 129 and 130:
Appendix C17 Millbrae, City of
Page 131 and 132:
3.7 3.65 3.6 3.55 3.5 3.45 3.4 3.35
Page 133 and 134:
City of Milpitas Water Service Area
Page 135 and 136:
Appendix C19 Mountain View, City of
Page 137 and 138:
15 14.9 14.8 14.7 14.6 14.5 14.4 14
Page 139 and 140:
North Coast County WD Water Service
Page 141 and 142:
Appendix C21 Palo Alto, City of
Page 143 and 144:
15.5 15.0 14.5 14.0 13.5 City of Pa
Page 145 and 146:
Purissima Hills Water District Serv
Page 147 and 148:
Appendix C23 Redwood City, City of
Page 149 and 150:
14.5 14.0 13.5 13.0 12.5 12.0 11.5
Page 151 and 152:
City of San Bruno Water Service Are
Page 153 and 154:
Appendix C25 San Jose, City of (por
Page 155 and 156:
7 6.9 6.8 6.7 6.6 6.5 6.4 6.3 6.2 6
Page 157 and 158:
City of Santa Clara Water Service A
Page 159 and 160:
Appendix C27 Skyline County Water D
Page 161 and 162:
0.35 0.30 0.25 0.20 0.15 Skyline Co
Page 163 and 164:
Stanford University Water Service A
Page 165 and 166:
Appendix C29 Sunnyvale, City of
Page 167 and 168:
28.0 27.0 26.0 25.0 24.0 23.0 City
Page 169 and 170:
Westborough County Water District S
Page 171 and 172:
Appendix D Summary of SFPUC Wholesa
Page 173 and 174:
Page 175:
show all

SFPUC Wholesale Customer Water Demand Projections ... - BAWSCA

Create successful ePaper yourself

Delete template?

Save as template?