Water-Efficient Homes
Water-Efficient
New Development
Metropolitan Water District of Southern California
June 2, 2009

Builders

Partnerships
Building Industry Association
of Southern California

Green Building Collaboration

Residential Water Use
Source: AWWA Research Foundation 1999 Residential End Uses of Water Study

Water Conserving Features

Landscapes
• Standard: New Water
Efficient Landscape
Ordinances
• Low Water Use
• Increased Efficiency
• Eliminate water waste
• Water Savings: uses
up to 50% less water than
standard landscapes

State-of-the-Art
Irrigation Systems
Sustainable
Designs

Smart
Controllers
• Standard: Irrigation
Association SWAT
• “Smart Water Application
Technologies”
• Water Savings: 20% more
efficient than standard
controllers

High
Efficiency
Toilets
• Standard: EPA
WaterSense
• Technology Choices:
• Dual Flush
• Pressure-Assisted
• Gravity Fed
• Water Savings: 20%
more efficient than
ULFTs

High
Efficiency
Washers
• Standard: HECW with
Water Factor of 4.0 or lower
• Technology Choices:
• CEE list for manufacturers’
self-reported ratings
• Water Savings: up to 50%
more efficient than
standard washers

Team Approach
• Implementing Water Conservation Goals
• Executive Team
• Marketing and Sales
• Project Manager
• Landscape Architect
• Purchasing
• Other Trades and Suppliers
• Water Agencies

Contact Info
Carolyn Schaffer
(213) 217-6244
cschaffer@mwdh2o.com
www.bewaterwise.com