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Executive overview
Key findings
About 2.7 million people: served by the Hetch Hetchy Regional Water System, directly in San Francisco and through 27 wholesale cities and agencies (FY2025)
Up to 85%: share of water delivered each year that comes from Hetch Hetchy Reservoir (2025 water quality report)
63,579 million gallons: regional reservoir storage, plus 413 million gallons in the city (FY2025)
US$12,559.0 million: adopted 10-year capital plan for FY2026-27 to FY2035-36, of which Wastewater US$5,916.1 million and Water US$2,498.8 million (plan)
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Buyer relevance
Who the report is for
Water resource and supply planners
Compare SFPUC's supply chain, storage and deferred alternative supplies, including PureWater Peninsula at 6 to 12 million gallons a day.
Wholesale agencies and regional partners
See how the regional system serving 27 wholesale cities and agencies is governed, financed and renewed.
Engineering and asset management firms
Use the asset tables and the FY2025 renewal shortfall of 9.1 miles against 15 to scope network and treatment work.
Policy and regulatory analysts
Follow the permits, Bay-Delta Plan and affordability rules that set SFPUC's largest costs.
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Decision scope
Questions answered
How dependent is SFPUC on Hetch Hetchy?
Hetch Hetchy Reservoir accounts for up to 85% of water delivered annually, per the 2025 water quality report; the FY25-34 Capital Plan gives 85% for the Hetch Hetchy system.
How much water does SFPUC sell?
About 66,444 million gallons in FY2025, about 182 million gallons a day; the Water Resources Division report gives 132 MGD wholesale and 55 MGD retail for FY2024-25.
Is pipe renewal keeping pace?
Not in FY2025: 9.1 miles of water main against a 15-mile target and 6.5 miles of wastewater pipe against 13.8 miles.
Where does the adopted capital plan go?
Of US$12,559.0 million, Wastewater receives US$5,916.1 million and Water US$2,498.8 million, 15.4% less than in the previous plan.
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Inside the report
Inside the complete report
Executive Overview
1. Water Resource Profile
2. Governance and Institutional Framework
3. Infrastructure and Service Delivery
Strategic Outlook and Opportunities
Source Register
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Public preview
What to watch next
1. Water Resource Profile
The State Water Resources Control Board's pending decision on Tuolumne River flows (the October 29, 2026 Bay-Delta update covered the Sacramento River and Delta); completion of the Regional Groundwater Storage and Recovery Project; any reinstatement of deferred supply projects.
2. Governance and Institutional Framework
The General Manager appointment; the Southeast and Oceanside permit decisions; any rating or audit follow-up on bond reporting.
3. Infrastructure and Service Delivery
Renewal mileage against targets in the FY2026 audited report; Westside recycled water commissioning; digester start-up.
Strategic Outlook and Opportunities
The next capital plan cycle and whether it restores deferred water projects; rate proposals for FYE2029 onward; Ocean Beach redesign approval; nutrient project alternative selection; the Tuolumne flow decision.
Section 3 sets out SFPUC's water and wastewater assets and its FY2025 service measures against targets.
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Included
What you receive
The complete PDF report: 11 pages, 6 sections, 15 tables and a register of 25 sources.
This edition
November 2026, First edition.
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Evidence & method
Evidence and method
Built from SFPUC's audited FY2025 financial report, its FY2024-25 Water Resources Division report and 2025 water quality report, the adopted FY2026-27 to FY2035-36 Capital and Financial Plans and quarterly capital program reports to June 2026. Governance and regulatory status draw on Commission, Controller, State Water Board and court documents.
Sources
25 sources, listed in the report's source register. Evidence current to 13 November 2026. Principal data periods: FY2025 audited results (year ended June 30, 2025); Water Resources Division report for FY2024-25; calendar 2025 water quality data; 10-Year Capital and Financial Plans for FY2026-27 to FY2035-36 (adopted February 10, 2026); capital program status as of mid-2026. All currency is US dollars..
Evidence boundaries
This report uses authoritative source material available at the stated research cutoff. It distinguishes published facts, calculated values and analytical interpretation. No independent modelling is performed. Forward-looking analysis reflects published plans, documented trends and stated uncertainties. It does not constitute legal, financial, investment or engineering advice.
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Lead analyst
Robert C. Brears
Founder, Our Future Water Intelligence
Robert C. Brears is a water-security specialist and author whose work examines utility governance, infrastructure investment, climate resilience and long-term water-system change for executive and policy audiences.
- Decision-focused utility intelligence
- Published water-policy author
- Evidence-grounded system analysis
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Buyer FAQs
Before you purchase
Who can use the report?
Licensed for internal use within one purchasing organization. The PDF and its contents may be shared with colleagues within that organization. External redistribution, resale and public publication are prohibited without permission.
How is the report delivered?
The PDF is available to download immediately after confirmed payment, through our secure delivery system.
Can my organization buy wider access?
Institutional purchasing: For invoice enquiries, multi-organization licensing or broader access requirements, contact Our Future Water Intelligence.
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Water Systems Overview: San Francisco Public Utilities Commission
- Format
- Length
- 11 pages
- Edition
- November 2026, First edition
- Price
- USD 499
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Report details
Publication details
- Publisher
- Our Future Water Intelligence
- Report family
- Water Utility Intelligence Report
- Edition
- November 2026, First edition
- Format
- Length
- 11 pages
- Reference
- OFW_EXT_WATER_SYSTEMS_OVERVIEW_SAN_FRANCISCO_PUBLIC_UTILITIES_COMMISSION_8a3c2058f310
- Evidence current to
- 13 November 2026
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