glass of drinking water

About Us

Our mission is to provide reliable, high-quality supplies from Metropolitan Water District of Southern California and other sources to meet present and future needs at an equitable and economical cost, and to promote water use efficiency for all of Orange County.

Learn more

decorative image decorative image
  • 16.9 Billion

    Gallons of water are saved each year through
    MWDOCs water use efficiency programs

  • 5200

    Gallons of Water are used
    in Orange County each second

  • 21.8 Million

    Square Feet of turf have been replaced
    through the MWDOC rebate program

  • Nearly 50%

    Of Orange County’s total water demand
    is met by imported water supplies

  • 13 Inches

    Average amount of rainfall OC gets each year.
    It takes about 48 inches to sustain turf grass.

  • 70.2 Billion

    Gallons of imported water are purchased by
    MWDOC each year to meet OC’s demand

  • Over 3 Million

    Orange County students have participated in
    MWDOC’s water education program

  • 10,000 Gallons

    Of water can be saved each year simply
    by fixing leaks around your home

  • 10 Gallons

    Of water each minute can be saved simply by
    turning off the garden hose when not in use

Board Meetings

  • Dec 20th, 2018 Executive Committee
  • Dec 24th, 2018 Christmas – District Closed
  • Dec 25th, 2018 Christmas – District Closed
  • Jan 2nd, 2019 Workshop Board Meeting
  • Jan 4th, 2019 WACO Meeting

Headline News

  • MWDOC Joins over 1,000 Organizations Nationwide to: “Imagine a day without water” News Release
  • MWDOC Earns Regional Award for Website Development Project News Release
  • Orange County Regional Water & Wastewater Multi-Jurisdictional Hazard Mitigation Plan News Release
  • City of Westminster Wins 2018 Wyland OC Mayor's Challenge News Release
  • Teams from Oxford Academy and Costa Mesa High School Place at 2018 Solar Cup News Release
decorative background image decorative image

Water Use Efficiency

Offering water wise education, tips, resources, water saving programs and incentives
for Orange County residents and businesses.


MWDOC works with local Orange County water providers to offer rebates and incentives to residential and commercial water users.

Residential Rebates

Orange County residents can save water and money by taking advantage of available rebates offered on both indoor and outdoor water-saving devices.

Commercial Rebates

Rebates are now available to Orange County commercial customers on a variety of water-saving devices used for your business.