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.

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Water Wonders of Zone 7: A Celebration of All Things WaterHigher rebate rates incomingConsumer Confidence Report 20242024 Annual ReportFMP Evaluation ResultsChain of Lakes PFAS Treatment FacilityWater AcademyTri-Valley Solutions