Be A Flood Ready Freddy
Water Academy
Smart Irrigation Rebate
Annual Water Quality Report
A computer mock up of Zone 7's 2022-223 Online Annual Report with the text available now!
Apply for our Water-Efficient Lawn Conversion Rebate today!
Tour the upgraded Patterson Pass Water Treatment Facility!

Delivering the highest standard of water quality, reliability and safety.

As the Tri-Valley region’s water wholesaler, we work with our water retailers to ensure the people of eastern Alameda County are taken care of.


Meeting Agendas


Liaison Committee Meeting

April 24, 2024

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Tri-Valley Water Liaison Committee Meeting

April 29, 2024

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Meetings and Events


Tri-Valley Liaison Committee Meeting

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Educating Future Generations

Check out our educational resources curriculum for first through eighth grades and learn about new and ongoing initiatives to further improve water quality.


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