Help & Information

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Advanced Metering Infrastructure

Learn more about our combination with Advanced Metering Infrastructure.

Category: Help & Information


SJ Water and CT Water: What you need to know

Learn more about our combination with Connecticut Water.

Category: Help & Information

How to Read Your Bill

Get an overview of the information located on your billing statement, including an annotated bill explaining each section.

Category: Understand Billing


Rate Information, Cases + FAQs

Learn more about why water rates have increased.

Category: Rates & Regulations

How to Check for Water Loss

Water loss can be expensive and cause property damage. Learn how to see if you're losing water.

Category: Leaks & Water Loss

What about Fluoride?

Beginning in 2016, the Santa Clara Valley Water District began delivering fluoridated water to SJW. Find answers to your questions about it here.

Category: Water Quality


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Want a free no-contact, outdoor visit by a SJW water efficiency expert? San Jose Water developed the CATCH program to empower our customers to understand and optimize their water use.

Category: Conservation

Billing Concerns & Water Use

Worried you're using too much water? See what you can do.

Category: Understand Billing

Color, Sediment, Taste & Odor FAQs

Many factors affect your water. See answers to frequently asked questions about its attributes.

Category: Water Quality

How to Read Your Bill

See every part of your bill explained.

Category: Understand Billing

System Improvements

See how we're improving our infrastructure, including a map of where improvement projects are happening.

Need Water, Hydrant, or Fire Flow Design Information?

Find information and request data reports for hydrant flow, and commercial and residential fire sprinkler and plumbing design.