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  • Flow Equalization - San Jose Creek WRP

    Treating Los Angeles County's Wastewater

    We collect and treat wastewater (sewage) from 5.5 million people.

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  • 11022023 - Napolitano Dedication_0169

    Harvesting Our Last Untapped Source Of Recycled Water

    We have partnered with MWD on a program to provide a new drought-proof source of water for 1.5 million Californians.

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  • Lab Staff River Sampling

    Performing Analytical Tests

    We perform laboratory testing for a variety of needs including regulatory compliance.

  • Food Waste Recycling

    Recycling Food Waste

    We help LA County cities and businesses comply with state-mandated organics diversion requirements.

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  • Wastewater Collection System Staff

    Maintaining our Sewers

    We inspect and maintain over 1,400 miles of trunk sewers.

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Our Mission

To protect public health and the environment through innovative and cost-effective wastewater and solid waste management and, in doing so, convert waste into resources such as recycled water, energy, and recycled materials. IN 2025, WE TURNED WASTEWATER AND TRASH INTO:
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Billion Gallons of Recycled Water
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Megawatts of Green Energy
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0

Tons of Compost
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