Water Division

Consumer Information
Balancing Accounts - Class A and B Water Utility Companies
Fact sheets summarizing the rate changes from Class A Water and Sewer Utilities general rate case proceedings.
Decisions and resolutions that give all investor-owned water utilities authority to change rates for reasons external to the general rate-case process.
Information about what advice letters are, a general order that contains rules and more information, and a way to find individual advice letters.
Link to Resolution Search Engine
Please use the link below to access information regarding Advice Letters. Learn More
All public utilities doing business in California are required to file reports as specified by the Commission of the utilities' operations.
It is required by law that all Public Water Systems prepare and distribute to its customers by July 1st of every year a Consumer Confidence Report.
The Low-Income Oversight Board (LIOB) advises the Commission on low-income electric, gas, and water customer issues and serves as a liaison for the Commission to low-income ratepayers and representatives.
Drought and Conservation Information
Much of the West is experiencing severe to exceptional drought and California is in a second consecutive year of dry conditions, resulting in widespread drought or near-drought throughout many portions of the state. The California Public Utilities Commission (CPUC) is actively responding to current drought conditions and preparing for the possibility of a third dry year.
Additional Information Regarding the Drought
Information on Acquisitions Rulemaking (R.22-04-003)
Water Division
- WD Affiliate Transaction Rules
- WD Balancing Accounts
- WD Consumer Confidence Reports
- WD Standard Practices
- WD Memoranda
- WD Advice Letters Section
- Decisions and Resolutions applied to all investor-owned water utilities
- Water Rates and General Rate Case Proceedings Section
- WD Available Documents
- WD Utility Forms and Templates