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Padre Dam Municipal Water District

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Padre Dam Municipal Water District - Doug Wilson, general manager Padre Dam Municipal Water District - Presentation 3/3 Panel Discussion: Local Approaches to Coping with Water Shortages

Padre Dam Municipal Water District - Doug Wilson, general manager Padre Dam Municipal Water District - Presentation 3/3 Panel Discussion: Local Approaches to Coping with Water Shortages

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  • 1. Padre Dam MWD San Diego County 85 Square Miles 100,509 population/24,813 services Water/Sewer/Recycled Water/Santee Lakes
  • 2. Drought Response Levels SDCWA – Declaring Level 2 on April 23, 2009 Level Conservation Targets Condition Status Quo Water Use Efficiency at all times - Voluntary 1 Up to 10% - Voluntary Drought Watch Up to 20% - 2 Drought Alert Mandatory Up to 40% - 3 Drought Critical Mandatory Above 40% - 4 Drought Emergency Mandatory
  • 3. ?? Decisions Decisions ?? Drought Rates -Mandatory Cut Backs Motivating Customer Behaviors Historical Use ? • Punishes prior conservers • Rewards water wasters Water Budget Allocation ? • Difficult • Water allotment basis? • Irvine WD model
  • 4. Padre Dam’s Solution Water Budget - allocations based on EDUs – capacity sold at construction Seasonal adjustment - winter/summer Rates increase at higher tiers & drought levels • From 3 to 5 Tiers
  • 5. Starting Point Residential Single Family Home “Typical” Property = 1 EDU capacity Allocated 450 GPD (Gallons/Day) 220 Tier 1 – “Lifeline” 230 Tier 2 Baseline for all others Residential vary depending on lot size
  • 6. Single Family Homes Budget Allocations - GPD Service Lot Size Tier 1 Tier 2 Daily Water Type (Acre Ft) Allocation Allocation Budget (gal) 1 EDU RES1 0.01 - 0.15 220 184 404 1 EDU RES2 0.16 - 0.25 220 207 427 1 EDU RES3 0.26 - 0.50 220 230 450 1 EDU RES4 0.51 - 2.00 220 345 565 1 EDU RES5 >2.00 220 460 680 1.5 EDU RES6 0.51 - 2.00 330 1.5X 345 675 2 EDU RES7 >2.00 440 2X 460 900
  • 7. Tier Allocations Change at Each Drought Level - GPD Example: RES3 = SFH, ½ acre lot, 1 EDU, gpd = = = = > > > > > > > >
  • 8. What About Seasons?
  • 9. Seasonal, Daily Budget Example (gal) Level 1 Drought , RES3 = SFH, ½ acre lot, 1 EDU 500 Tier 2 Tier 1 450 141% 140% 400 350 300 70% Gallons / Day 59% 250 200 150 100 50 - Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Month
  • 10. What About Rates? Rate Model >Net Revenue Neutrality Rates: Tier 1 Low rates Tier 2 Slight increase with each drought level Tier 3 Higher Conservation encouragement Tier 4 & 5 Much higher and steeper
  • 11. Sample Conservation Rate Increases All increases are “up-to”
  • 12. Outreach: Staff Efforts Notice of Public Hearing Prop 218 – SD Union Tribune – April 4, 2009 “New Creed on Water: Use Less, pay more
  • 13. Outreach: Staff Efforts Online bill calculator Customer workshops March 3 March 10 March 17 March 24 Community meetings January 13 March 5 March 23 April 2 Various press releases & TV interviews
  • 14. Outreach: Customer Response 162 customers called Customer Service 325 customers used the online bill calculator 80 customers (est.) attended workshops 2 meetings with Blossom Valley residents 29 written protests to proposed rates
  • 15. Summary Water budgets customer class – EDU Customer targets >GPD New 5 tier structure Lower tier low rates higher tier very high rates Different water budget for summer/winter
  • 16. QUESTIONS?

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