Important Notice to Municipal Water Customers in the cities of Guelph, Hamilton, Markham & Vaughan

Alectra Utilities is the current billing service provider on behalf of the cities of Guelph, Hamilton, Markham, and Vaughan for water and wastewater charges. Starting in spring 2026 for Hamilton, and summer 2026 for Guelph, your water and wastewater charges will be billed directly to you by your local municipality and will no longer appear on the electricity bill you receive from Alectra Utilities.

More information will be provided in 2025/2026, until then, no action is needed. You will continue to receive a combined electricity and water bill from Alectra Utilities until this transition occurs.

Alectra Utilities is working with each of the cities to ensure a smooth transition. More information will be provided to customers as we transfer water billing services back to your local municipality.

Guelph and Rockwood Water and Electricity Billing – Summer 2026

Starting in summer 2026, utility billing services in Guelph and Rockwood will change as follows:

  • Customers in Guelph will begin to receive two new utility bills, one for electricity from Alectra Utilities, and one for water from the City of Guelph.
  • Customers in Rockwood will begin to receive a new electricity bill from Alectra Utilities.

What this means for you

1. Electricity bill from Alectra Utilities

2. Water bill from City of Guelph

  • Electricity customer care and billing services for Guelph and Rockwood will continue to be provided by Alectra Utilities.
  • You will receive a new electricity account number and bill from Alectra Utilities.
  • There is no change to your electricity service.
  • Electricity bills will no longer include water and wastewater charges.

We’re committed to keeping you informed about these important changes. As we get closer to the transition in summer 2026, we will provide more details about how these changes will affect you.

Contact Us

Alectra Utilities Customer Service

The City of Guelph – Service Guelph

Monday to Friday, 8:30 a.m. to 4:30 p.m.
Call: 519-822-3010
Email: guelph.hydro@alectrautilities.com
Website: AlectraUtilities.com/Contact-Us

There are no changes to water billing for Markham and Vaughan at this time; more details will be shared at a later date.

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