Inland Empire Utilities Agency (IEUA) Chino Basin Program Recirculated Final PEIR

The Chino Basin Program CBP was submitted for Proposition 1 – Water Storage Investment Program funding and was awarded $269M in conditional funding as of August 2025. Under the WSIP, the CBP is proposed to be a conjunctive use project that proposes to use advanced water purification to treat and store up to 15,000 acre-feet-per-year AFY of “new” water supply for a period of 25-years to provide for the State exchange, to be used in blocks of up to 50,000 AFY in hydrologically drier years when pul...