Toronto Water manages one of the largest water and wastewater systems in North America, 24 hours a day, seven days a week. Its services ensure that more than 3.6 million residents and businesses in Toronto, and portions of York and Peel have access to high-quality, safe drinking water and that they can trust that their wastewater is collected, treated and responsibly managed. Toronto Water delivers the following services:

  • Water Treatment and Supply
  • Wastewater Collection and Treatment
  • Stormwater Management

Toronto Water has stewardship of an inventory of capital assets valued at $28.638 billion. It maintains two categories of assets: linear infrastructure, such as distribution (5,551 km) and transmission (550 km) watermains, sanitary (3,730 km), combined (1,411 km) and storm (4,981 km) sewers; and facilities/plant assets such as water filtration (4) and waste water treatment (4) plants, pumping stations (105), as well as a variety of reservoirs, storage and detention tanks.

Download the Budget Analyst Notes for Toronto Water for detailed information on service levels, key initiatives, challenges and performance measures. You can also review budget highlights below.

Toronto Water provides water services through supplying drinking water and treatment of wastewater and stormwater to residents, businesses and visitors in order to protect public health, safety and property in an environmentally and a fiscally responsible manner.

View the Toronto Water Program Map to better understand the services and activities it delivers.

Operating Budget

The total cost to deliver these services to Toronto residents is $463.9 million gross, with a capital contribution of $867.4 million.


  • 3.0% increase over the 2018 Approved Capital Contribution Budget to maintain existing service levels and meet additional service demands.
  • $1.223 M Efficiency savings in water and wastewater production utility costs.
  • $7.985 M New/enhanced funding for new initiatives such as utility cut repairs and chamber adjustment program, bulk water fill station pilot project and provision of dedicated staff resources for insurance/risk management, legal services and Ontario One Call locate tickets clearing, funded from capital projects and reserve funds.
  • 2020/2021 Increases primarily for known inflationary adjustments for salaries, benefits and operating impact of completed capital projects, and anticipated changes in other costs and revenues.

Key Challenges

  • Toronto Water’s infrastructure is aging with an accumulated state of good repair backlog estimated at $1.491 billion. Ongoing significant capital investment is required to effectively eliminate the backlog by 2028.
  • Significant investment is required to ensure extreme weather resiliency and to manage basement flooding and other stormwater issues across the city.
  • Providing efficient and effective response to customer service.
  • Toronto Water’s long-term financial sustainability including planning for growth depends primarily on successive water rate increases of 3%.
  • Minimizing operating pressures.

Priority Actions

  • The 10-Year Capital Plan includes funding of $6.745 billion for state of good repair projects.
  • Approximately $3.4 billion or 25% of the 10-Year Capital Plan’s expenditures will be allocated to projects that will improve the city’s resiliency to extreme weather events.
  • Increased customer satisfaction through improved service processes and operationalization of the Customer Care Centre in 2019.
  • The City of Toronto is experiencing significant growth. Approximately $603.4 million will be drawn from Toronto Water’s capital reserves to accommodate development growth over the next 10 years.
  • $7.284 million in efficiencies and other savings will fully offset the 2019 budget pressures.

Capital Budget and Plan

The 10-year Capital Plan is $13.451 billion supports Toronto Water’s objectives by balancing infrastructure renewal needs for state of good repair with new service improvement projects, while providing the capacity to keep pace with population growth, and ensuring the delivery of water supply and wastewater treatment within an increasingly stringent regulatory framework.

Highlights – 1 Year

  • $214.978M Deliver continued state of good repair projects to address infrastructure renewal such as Watermain Replacement and Rehabilitation ($64.053 million), Sewer System Replacement and Rehabilitation ($130.250 million) and Trunk Sewer and Pumping Station projects ($20.675 million).
  • $168.207M Implement Basement Flooding ($58.406 million), Wet Weather Flow Master Plan ($102.518 million) and Stream Restoration and erosion projects ($7.283 million)
  • $14.791M Continue to provide funding for the TRCA erosion control projects including critical Erosion sites.

Highlights – 10 Years

  • $7.945B State of Good Repair projects (including Health & Safety and Legislated projects of $1.201B) to ensure the replacement or rehabilitation of aging watermains and sewers and investment in the aging water and wastewater facilities.
  • $4.103B Service Improvement projects for the implementation of water quality improvements projects, Wet Weather Flow Master Plan and to advance the Basement Flooding Protection projects in 67 chronic basement flooding areas across the City.
  • $1.402B Growth Related projects to increase the hydraulic capacity in the Toronto Water supply system and to provide necessary servicing capacity for growing population, to install service connections for new homes and developments, and to provide for wastewater projects such as Waterfront Sanitary Servicing and Ashbridges Bay Plant Aeration Tanks.

Find more information on specific City issues, opportunities and challenges in the briefing notes and reports prepared by City staff. Documents will be posted as they become available.

Report and Appendices A and B from the Chief Financial Officer and Treasurer and the Acting General Manager, Toronto Water on 2019 Water and Wastewater Consumption Rates and Service Fees

Notice of Public Meeting – 2019 Rate Supported Budgets – 2019 Water and Wastewater Consumption Rates and Service Fees

Notice of Public Meeting – 2019 Rate Supported Budgets – Appendix A – Toronto Water and Recommended 2019 Water and Wastewater Consumption Rates and Service Fees

Notice of Public Meeting – 2019 Rate Supported Budgets – Appendix B – Toronto Water and Recommended 2019 Water and Wastewater Consumption Rates and Service Fees

Briefing Note 8 – 2019 Capital Budget – Basement Flooding Protection Program – Program Status Update

Briefing Note 9 – 2019 Capital Budget – Basement Flooding Protection Program – Project List – 2019 to 2023

Briefing Note 29 – 2019 Operating Budget – Industrial Waste Surcharge Agreement Fee Review

Briefing Note 30 – 2019 Operating Budget – Water Rate Structuring

Briefing Note 39 – 2019 Operating Budget – Industrial Waste Surcharge Program – Feasibility of Phased In Surcharge Parameter Fee Increases

Letter from the Budget Committee on 2019 Rate Supported Budgets – 2019 Water and Wastewater Consumption Rates and Service Fees

Presentations made to committee and City Council provide an overview of the 2019 City budget. Documents will be posted as they become available.