Pick Up a Paper Copy A limited number of a paper copies of your collection schedule will be available at Markham Recycling Depots Collection Frequency Remember to have your material out at the curb by...

Repair Monday (International Repair Day) Fix it first! Repairing items is a great way to save money, learn new skills, and support your local repair shops and tradespeople. Register for an upcoming...

Water, Wastewater & Stormwater News & Featured Programs Protect Your Home From Basement Flooding Heavy rainfall and melting snow can overwhelm our sewer systems causing flooding in our community. To...

Helpful Resources Property Owners User Guide (PDF) Qualified Persons User Guide (PDF) Instructions to Submit a Backflow Preventer Test & Inspection Report Scenario 1 An Existing Device Recorded in the...

Learn more about where our water comes from, what wastewater is and how stormwater is managed.

In Markham, we value our environment and natural resources. Our stormwater management activities help us protect our region. Through good management, we protect: Streams Rivers Lakes Fisheries Natural...

FREQUENTLY ASKED QUESTIONS What is Stormwater Management? Stormwater management is a municipal service that includes the transport and treatment of rainwater and snow melt that runs off our...

Stormwater management facilities, or stormwater ponds, have been used to control stormwater from urban areas in Markham since the late 1980s, intended to ensure that new development does not increase or change the conditions for downstream landowners.