WATER STORAGE INVESTMENT PGM: Chino Basin Program update highlights progress, costs, and public benefit

Maven's Notebook - June 9, 2026

• The Chino Basin Program is advancing as a major water storage and purification effort that would treat recycled water, store it in the Chino Basin aquifer, and strengthen local water supply reliability.
  

• The program’s public benefits remain central to its Water Storage Investment Program funding, including ecosystem support through Feather River pulse flows, improved local water quality, and emergency water supply capacity.
  

• While the project has made progress on design, agreements, and funding, it still faces key milestones ahead, including environmental recertification, final public benefit contracts, local funding agreements, and a projected final award hearing in 2027.

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