Starting & Stopping Service

How to Start or Stop Service

ACWD services Fremont, Newark and Union City. The person responsible for the account can start or stop service,

By phone: Call Customer Service at (510) 668-4200, Monday-Friday, 8:00 a.m. to 5:00 p.m., excluding holidays.

In person: Visit our main office at 43885 S. Grimmer Blvd., Fremont, CA 94538, Monday-Friday, 9:00am to 4:00pm, excluding holidays.

Online: Request new or cancel water service online.

• Start new water service - all plumbing fixtures must be turned off.
• Stop my water service  - water may be turned off as early as 8:00 AM, Monday - Friday, excluding legal holidays. PLEASE NOTE: In order to start the Stop Service process, you must have online account access.

One Business Day Notice

ACWD requires at least one business day notice (before 5:00 p.m.) for the service start/stop date to take effect.

The following information will be requested:

• Date to start/stop water service
• Daytime telephone number
• Driver’s license number
• Email address
• Last four digits of your social security number or tax ID number for a business
• Mailing address, if applicable
• Service address/location

Account Establishment Field Charge

There is an account establishment field charge to start service that will appear on your first bill. After the request is received, a confirmation number will be provided and may be required for future reference. Customers are billed on a bimonthly basis. The current rates and fees can be found on the Schedule of Rate and Fees.