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The Official Site of The City of Markham

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Water & Sewer

News & Featured Programs

Love Your Tap Water! 

The City of Markham is comitted to: 

  • The trusted supply or safe and reliable drinking water for the customer.
  • Achieving compliance with applicable legislation and regulations, while ensuring staff are trained and competent to perform their duties.
  • Protecting our drinking water and providing necessary resources for the maintenance and continual improvement of the quality management system.

    • Related Resources:

    Learn more about The City of Markham’s Tap Water Quality & Testing

    Learn more about How to Use Less Water



    Protect Your Pipes! F.O.G. Clogs

    Fats, Oils and Grease (F.O.G.) should never go down the drain

    Systems Overview: Water, Sewer, Stormwater

    Learn more about wastewater & stormwater.

    Backflow Prevention Online Services

    Backflow Prevention Online Services

    Rates, Meters, Billing & Fees

    Learn more about charges for water and sewer services.

    Tap Water Quality and Testing

    Learn more about our water testing.

    How to Use Less Water

    The City of Markham wants everyone to use water efficiently!

    Projects & Programs

    Learn about current projects & education programs.

    Institutional, Commercial & Industrial Services

    Clean & safe drinking water!

    Sewer Back-up & Flooding

    Learn how you can help prevent flooding in your home.

    FAQs

    Learn more about some common service questions.

    Fire Hydrant Flow Test Permit

    Apply for a permit to have the city turn a fire hydrant on and off.

    Record Search

    Search Sewage Backups, Flooding, Water & Sewer Service Connection

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