For the most up-to-date information about COVID-19 impacts on City programs and services, visit our COVID-19 page.
The official website of the City of London300 Dufferin Avenue519-661-CITY (2489)3-1-1 (within London)

Report an Urgent/Emergency Water Problem

If you need to report a water emergency such as: no water coming from your taps, a possible watermain break, a leaking water meter, a taste or odour concern or any other water related issue please call the City of London's Water Department immediately at:


The City's water emergency number is available 24 hours a day, seven days per week.


Questions about your water and wastewater bill?

London Hydro provides the billing services for Water and Wastewater charges.  If you have questions regarding your bill please call London Hydro Customer Service at:


For more information on your electricity bill and water bill, please go to London Hydro’s website.