1. Commercial Sustainability Network of the Central Coast Elkhorn Slough Research Reserve Visitors’ Center April 11, 2005 Sharon Sarris, Principal Water Wisdom The Possibilities for Urban California www.greenfusenergy.com

2. April 11, 2005www.greenfuseenergy.com “Waste Not, Want Not” Meet California’s future water needs:  Improve efficiency and conservation One-third of current urban water use can be saved with existing technology 85% of that saved can be accomplished below cost of new sources of supply. Source: Information presented based on Pacific Institute’s, “Waste Not, Want Not: The Potential for Urban Water Conservation in Calif.” http://www.pacinst.org/reports/urban_usage/

3. April 11, 2005www.greenfuseenergy.com Urban Water Use – Potential to Reduce Urban water use by Sector Current Water Use Best Estimate: Conservation (acre ft./yr.) Potential to Reduce Min. Cost- effective Conservation (acre ft./yr.) Residential Indoor 2.3 million893,00039%893,000 Residential Outdoor 983,000 – 1.9 million (1.45 million) 360,000 – 580,000 25-40%470,000 Commercial / Institutional 1.850 million714,00039%Combined: 658,000 Industrial665,000260,00039%C/I & Industrial 660,000 Unaccounted For_ TOTAL 695,000______ 6.96M (+/-10%) _____________ 2.337 Million Used 10%_____ 34% _____________ 2.02 Million

4. April 11, 2005www.greenfuseenergy.com Best Ways to Solve “Water Issue” Improve conservation, water efficiency Use proper pricing and economics Educate the public

5. April 11, 2005www.greenfuseenergy.com Residential Water Use Largest Urban Water Use Sector Indoor use: replace inefficient fixtures and fix leaks Outdoor: manage turf, improve hardware, design landscape to reduce need. Dual Flush Toilets Rain Water Catchment

6. April 11, 2005www.greenfuseenergy.com Commercial, Institutional, Industrial Water Use One-third of all use Data for 70% of use --Offices, schools, golf courses: highest commercial users --Refining, high tech., food processing: highest industrial

7. April 11, 2005www.greenfuseenergy.com Conservation: Use Existing Technologies Toilets: low-flow, dual flush Water-free urinals Low-flow faucets, showerheads Efficient clothes & dish washers Drip/precision irrigation sprinklers Commercial/industrial recycling systems Etc.

8. April 11, 2005www.greenfuseenergy.com Smart Water Policies Proper pricing to encourage waste reduction Financial incentives for low flow appliances Proper design of subsidies & rebates New appliance efficiency standards Water metering

9. April 11, 2005www.greenfuseenergy.com Education/outreach Educate consumers about technologies, appliances Share success stories Agencies and industry associations work together: collect water use and conservation data; reconcile Anaheim Convention Center: water broom

10. April 11, 2005www.greenfuseenergy.com Integrated Water Management Non-water policies have implications for water savings  Use of digital x-ray film processing Reclaimed, recycled water as secure source of supply Natural systems to turn waste water to useable water Triangle School Waste Water and Recycling System

11. April 11, 2005www.greenfuseenergy.com Waste Water to Reclaimed Water System

12. April 11, 2005www.greenfuseenergy.com Sharon Sarris, Principal 831-688-7900 www.greenfuseenergy.com

13. April 11, 2005www.greenfuseenergy.com Back to Moderator: Emerging Water Technologies, Opportunities and Solutions By Daniel Robin followed by group discussion [HTML Version] or [PPT Version]HTML VersionPPT Version Next Presentation