BOARD AGENDA MEMORANDUM
Government Code ? 84308 Applies: Yes ? No ?
(If "YES" Complete Attachment A - Gov. Code ? 84308)
SUBJECT: Title
Receive and Discuss Revisions to the Draft Water Supply Master Plan 2050 and Provide Feedback to Staff.
End
RECOMMENDATION: Recommendation
Receive and discuss revisions to the draft Water Supply Master Plan 2050 and provide feedback to staff.
Body
SUMMARY:
The Water Supply Master Plan (WSMP) is Santa Clara Valley Water District's (Valley Water) guiding document for long-term water supply investments to ensure water supply reliability for Santa Clara County. Updated approximately every five years, this long-range plan assesses projected future county-wide demands and evaluates and recommends water supply and infrastructure projects to meet those demands to achieve Valley Water's level of service goal through the planning horizon. Valley Water's Level of Service (LOS) goal, as established in Board Ends Policy E-2, is to "Meet 100 percent of annual water demand during non-drought years and at least 80 percent of demand in drought years."
Valley Water has developed the WSMP 2050 to address both existing and emerging challenges and identify strategies to maintain the reliable water supply system for Santa Clara County through 2050. On June 10, 2025, the draft WSMP 2050 was presented to the Valley Water Board of Directors (Board) for feedback. The cornerstone of the WSMP 2050 is an adaptive management strategy to support investment decisions in the face of uncertainties associated with future conditions and project development. With this framework, staff recommends the lower cost portfolio (which includes Pure Water Silicon Valley, Delta Conveyance Project, B.F. Sisk dam raise, groundwater banking, and South County Recharge) while continuing to plan for other projects and make incremental investment decisions through adaptive management.
Following the June Board meeting, staff made changes to the draft plan in res...
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