Appendix C12 Hayward, City of
Base Year Average Use and Indoor Percentages by Billing Category for DSS Model 2 Single family Multifamily Commercial / Institutional Industrial Other New Renovated Single Family New Commercial / Industrial New High Use Single Family Year Average, gpd/a Indoor Average, gpd/a Indoor Average, gpd/a Indoor Average, gpd/a Indoor Average, gpd/a Indoor Average, gpd/a Indoor Average, gpd/a Indoor Average, gpd/a Indoor Average, gpd/a Indoor Average, gpd/a Indoor 2001 275 73% 3175 75% 1775 70% 2175 72% 140 56% 400 60% 8,500 80% 440 33% Includes schools, government, parks, and business Metered use from hydrants Data for DSS Model - - Base Year 2001 Number of <strong>Water</strong> Use <strong>Water</strong> Use, Total Dwelling Units in Census 2000 for Hayward Category Accounts 2001 MGD Use Profile <strong>Water</strong> Use Indoor <strong>Water</strong> Use FY. 2001 3 gpd/a 2 2001 Percent gcd gcd Single family 25,135 275 6.91 39.03% 83 60 Multifamily 1,286 3,175 4.08 23.06% 71 54 Service Area Billing Difference between Commercial / Institut 1,715 1,775 3.04 17.19% Accounts - Year 2000 billing and census Industrial 1,651 2,175 3.59 20.28% Single family 2000 Units No. Buildings 3 data Data Sources / Notes Other 486 140 0.07 0.3842% 1-detached 22,773 22,773 New Renovated Sing 1 400 0.00 0.0023% 1-attached 3,401 3,401 New Commercial / In 1 8,500 0.01 0.0480% Subtotal 26,174 26,174 25,025 -1,149 Housing Characteristics from U.S. Census Bureau New High Use Single 1 440 0.00 0.0025% Multi family Total 30,276 17.71 100.00% 2-units 835 418 Total <strong>Water</strong> Purchased (produced) 4 = 17.92 MGD 3-4 units 2,517 719 Unaccounted For <strong>Water</strong> (UFW) 5 = 9.0% Percent From 5 year BAWUA Survey average 5 to 9 units 2,590 370 Estimated UFW for DSS Model = 9.0% Percent 7% if actual is < 7%, otherwise = E25 10-19 units 2,247 150 <strong>Water</strong> Produced for use in DSS Model 19.30 MGD Add UFW to Total <strong>Water</strong> Use 20 or more units 9,296 186 Meter for assumed 50 units per building Peaking Factor 1.80 Provided by Agency or <strong>SFPUC</strong> <strong>Water</strong> Master Plan (or NA) mobile homes 2,301 46 Meter for mobile home parks, assume 50 per park Peaking Factor for DSS Model= 1.8 If NA use default value of 1.6. Subtotal 19,786 1,888 1,291 -597 Must be more than one building on an MF meter. - Yellow cells are input to DSS Model MF Average = 10.48 units/building 15 units/account NOTES Total SF + MF units = 45,960 1. - Communities served (includes all or portions of) Hayward and nearby unincorporated areas according to BAWUA survey Population and Household Size in Census 2000 for Hayward 2 - Average gpd/a is based on a 12-month moving average through December 2001. Indoor use is based on average of 2 lowest consecutive months in the winter if meters read bimonthly, or single lowest month if meters read monthly. 3 - Number of accounts is from data provided by water agency for this project (see worksheet with account data in this file) 4 - Total water Purchased (produced) taken from BAWUA for Fiscal Year 2001-2002 or agency if provided. <strong>Water</strong> purchased was taken from information provided by the agency as shown in this file. 5 - Unaccounted for <strong>Water</strong> (UFW) is the percent difference between the total water purchased and the total water use. 6 - For reference see additional population estimates provided in population and employment estimates corresponding to service area table. Hayward <strong>Water</strong> Service Area 1 DSS Input Sheet FINAL INPUT SHEET Reconcile agency account billing data and census data Estimated City of Hayward City of Hayward Service Area Census Population Estimated Population Population Data Sources / Notes 2000 2001 2001 Estimated growth from 2000 to 2001 (CA DOF <strong>Projections</strong>): 1.69% Total Population from Census data 6 = 140,030 142400 Estimated employment growth from 2000 to 2001 (ABAG Employment <strong>Projections</strong>): 1.32% Subtract Institutionalized Population = 755 768 <strong>Water</strong> use for the institutionalized population is accounted for in nonresidential billing categories Residential Population = 139,275 141,632 Residential population shown corresponds to the city or cities represented by Census data Avg. HHS 7 = 3.03 MF Pop @ MF HHS 7 = 2.90 57,379 58,351 57,157 41.2% Percent of Population that is MF SF Pop = 81,896 83,282 83,282 58.8% Percent of Population that is SF 7 - Initial estimate based on census data for renter occupied units. For reference see table below that has 2000 census data for corresponding water service SF HHS 7 = 3.13 area city or cities. Total 140,439 100.0% 2000 Census Data -1,561 Difference in our estimate and average of 2000-2001 and 2001-2002 BAWUA Surveys Average household size 3.08 -2,329 Difference in our estimate and the average 2000-2001 and 2001-2002 BAWUA Surveys including institutionalized population Average household size of owner-occupied unit 3.13 Average household size of renter-occupied unit 3.02 Estimate Service Area Dwelling Units for 2001 Homeowner vacancy rate (percent) 0.60 SF Res 26,617 Equals No. Buildings from cell M21 plus growth in accounts for one year from cell T38 Rental vacancy rate (percent) 2.60 MF Res 19,709 Equals billing accounts in 2001 from cell C16 times average units per account in cell N30 (or average units per building in cell L30 to minimize population difference in cell N47) 8 -(INSERT ADDITIONAL ASSUMPTIONS FOR THIS SERVICE AREA) Population and Employment Estimates Corresponding to Service Area Population Employment 2000 Census data for jurisdiction 140,030 NA 2000 ABAG (jurisdictional) 140,030 86,350 2005 ABAG Projection (jurisdictional) 148,880 92,060 2000 ABAG (subregional) 140,660 87,380 Data Prepared : July 1, 2003 By: M. Maddaus 2005 ABAG Projection (subregional) 148,100 91,050 Revised: September 5, 2003 2000 Department of Finance Benchmark 140,030 From State of California Department of Finance (DOF) table E-4 as of 4-1-2000. Website www.dof.ca.gov 2001 Department of Finance Estimate 142,400 From State of California Department of Finance table E-4 as of 1-1-2001. Website www.dof.ca.gov 2002 Department of Finance Estimate 144,000 From State of California Department of Finance table E-4 as of 1-1-2002. Website www.dof.ca.gov FY 2000-2001 BAWUA service area 140,000 NA FY 2001-2002 BAWUA service area 144,000 NA 2001 Employment in Service Area (input to DSS Model) = 87,473 Service Area Employment is determined by the annualized growth in employment from the ABAG 2000 employment to the ABAG 2005 employment as calculated in cell T39. Definitions / Abbreviations ABAG Association of Bay Area Governments MF multi family BAWUA Bay Area <strong>Water</strong> Users Association MGD million gallons per day DSS Decision Support System Model No. number du dwelling unit Pop population FY Fiscal Year Res residential gpd/a gallons per day / per account SF single family gpd gallons per day UFW unaccounted for water HHS household size
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San Francisco Public Utilities Comm
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List of Tables, Figures, and Append
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List of Tables, Figures, and Append
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Glossary Account Average gal/day/ac
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Executive Summary INTRODUCTION In F
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Section 1 Introduction
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SECTIONONE Introduction retail serv
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SECTIONONE Introduction 1.3 GENERAL
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Section 2 Approach to Developing Wa
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SECTIONTWO Approach to Developing W
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Section 4 Water Demand Forecasting
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SECTIONFOUR Water Demand Forecastin
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SECTIONFOUR Water Demand Forecastin
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SECTIONFOUR Water Demand Forecastin
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Section 5 Water Demand Projections
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SECTIONFIVE Water Demand Projection
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SECTIONFIVE Water Demand Projection
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- Page 65 and 66: SECTIONSIX References Hayward, City
- Page 67 and 68: Appendix A Description of SFPUC Who
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- 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: 1.2 1.0 0.8 0.6 0.4 0.2 0.0 Guadalu
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- 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
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- 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
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- 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
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- 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
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Appendix C29 Sunnyvale, City of
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28.0 27.0 26.0 25.0 24.0 23.0 City
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Westborough County Water District S
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Appendix D Summary of SFPUC Wholesa
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Appendix D Summary of SFPUC Wholesa
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Appendix D Summary of SFPUC Wholesa