Water Utilities and Services

Learn about how backflow in water lines occurs, how to prevent it, and prevention requirements for new construction projects.

Your home is a big investment, so it is important to keep it protected. Discover what to do in the event of basement flooding, prevention techniques and our Flood Alleviation Program.

Our 24-hour emergency service responds to emergencies relating to hazardous road conditions, watermain breaks and sewer back-ups

The Flood Alleviation Program (FLAP) helps homeowners protect their properties by offering reimbursement for eligible flood prevention measures, including backwater valves, sump pumps, and required installation work.

Discover how to protect your home from a frozen water line or meter, how to report a frozen water line, causes of freezing, and who is responsible for repairs.

Learn how to understand and pay your water bill, open and close an account, receive paperless e-bills, maintain your water meter and submit readings. Find out if you are eligible for our Water and Wastewater Senior Credit Program.

You can order an pick up rain barrels with the City! Rain barrels carry a variety of benefits, including reducing peak water demand, reducing water pollution and bacteria in waterways and helping plants thrive.

Complete our online form to report any municipal water and wastewater issues to staff, and we will be sure to follow up.

Learn about our municipal sewer services and maintenance, sanitary sewers and manholes, storm sewers and catch basins, and who may be responsible for repairs.

Find out about how to obtain a Water Certificate and rates.

We provide public and in-school education programs and materials to teach St. Catharines residents about the importance of water conservation. 

Our drinking water monitoring program ensures that water is safe for residents to consume. Learn more about water sampling processes, testing, quality management systems and stagnant water.

You can obtain an estimate of your water/wastewater bill from the City using our online calculator. Use your current meter reading to obtain an estimate.