| 1. | DRINKING WATER SYSTEM INFORMATION .............................................................................. 2 |
|---|---|
| 2 | GENERAL OVERVIEW ............................................................................................................... 2 |
| 3 | SUMMARY - NON-COMPLIANCE .............................................................................................. 2 |
| 4 | CITY OF TORONTO ENDORSEMENT OF SUMMARY REPORT ................................................... 3 |
5.
CONTACTS
............................................................................................................................... 3
Drinking-Water System Number:
Drinking-Water System Name:
Drinking-Water System Owner:
Drinking-Water System Category:
Facility Classification:
Permit to Take Water:
Drinking Water Works Permit:
Drinking Water Works Licence:
DWQMS Re-Accreditation Audit:
Period being Reported:
Toronto Water treats, transmits, stores and distributes potable (drinkable) water to all industrial, commercial and household water users in the City of Toronto. The division also delivers water to the southern portion of the Region of York.
Staff in this area are highly trained and specialized, operating 4 water treatment plants, 2 laboratories, 18 pumping stations, 11 major ground level storage reservoirs and 4 elevated storage tanks. Staff maintains approximately 544 kilometers of trunk watermains that supply the water reservoirs and 5,574 kilometers of local distribution mains. Policies and practices adopted by the section help the unit to manage significant issues and challenges, including meeting water demand throughout the year, complying with provincial regulations and working responsibly to protect the environment and local water bodies.
This Summary Report is issued by Toronto Water in accordance with Schedule 22-2 of Ontario Regulation 170/03.
The next table summarizes any available incidents (from MECP Inspection Reports) where requirements from applicable regulatory instruments were not met at any time during the reporting period; the duration of each incident; and the corresponding corrective actions taken to respond to them. The applicable regulatory instruments are:
| 260090363 |
|---|
| City of Toronto Drinking Water System |
| City of Toronto |
| Large Municipal Residential |
| Class 2 Water Distribution Facility (Certificate No. 9207) Class 4 Trunk Water Distribution Subsystem (Cert. 1532) |
| N/A |
| 010-201 |
| 010-101 |
| 0169585 |
| January 1, 2025 to December 31, 2025 |
| INCIDENT DATE | REGULATORY INSTRUMENT REFERENCE | DESCRIPTION | CORRECTIVE ACTION | INCIDENT DURATION |
|---|---|---|---|---|
| No incidents | N/A | N/A | N/A | N/A |
This Summary Report has been approved and signed by Lou Di Gironimo, General Manager of Toronto Water, on behalf of the Toronto City Council.
A copy of this report has been forwarded to the members of the City Council as per regulatory requirements.
While all efforts have been made to provide the required information in the proper format and degree of detail, it is acknowledged that additional information and/or detail may be required.
For additional information or inquiries, please contact customer service by phone at 311 or by email (311@toronto.ca).
6.
CONTACTS
| 1. | DRINKING WATER SYSTEM INFORMATION .............................................................................. 2 |
|---|---|
| 2 | GENERAL OVERVIEW ............................................................................................................... 2 |
| 3 | SUMMARY - NON-COMPLIANCE .............................................................................................. 2 |
| 4 | SUMMARY - WATER PRODUCTION ......................................................................................... 3 |
| 5 | CITY OF TORONTO ENDORSEMENT OF SUMMARY REPORT ................................................... 4 |
............................................................................................................................... 4
Drinking-Water System Number:
Drinking-Water System Name:
Drinking-Water System Owner:
Drinking-Water System Category:
Facility Classification:
Permit to Take Water:
Drinking Water Works Permit:
Drinking Water Works Licence:
DWQMS Re-Accreditation Audit:
Period being Reported:
Toronto Water treats, transmits, stores and distributes potable (drinkable) water to all industrial, commercial and household water users in the City of Toronto. The division also delivers water to the southern portion of the Region of York.
Staff in this area are highly trained and specialized, operating 4 water treatment plants, 2 laboratories, 18 pumping stations, 11 major ground level storage reservoirs and 4 elevated storage tanks. Staff maintains approximately 544 kilometers of trunk watermains that supply the water reservoirs and 5,574 kilometers of local distribution mains. Policies and practices adopted by the section help the unit to manage significant issues and challenges, including meeting water demand throughout the year, complying with provincial regulations and working responsibly to protect the environment and local water bodies.
This Summary Report is issued by Toronto Water in accordance with Schedule 22-2 of Ontario Regulation 170/03.
The next table summarizes any available incidents (from MECP Inspection Reports) where requirements from applicable regulatory instruments were not met at any time during the reporting period; the duration of each incident; and the corresponding corrective actions taken to respond to them. The applicable regulatory instruments are:
| 220004536 |
|---|
| City of Toronto Drinking Water System |
| City of Toronto |
| Large Municipal Residential |
| Class 4 Water Treatment Facility (Certificate No. 446) |
| 4744-DNXKTM |
| 010-201 |
| 010-101 |
| 0169585 |
| January 1, 2025 to December 31, 2025 |
| INCIDENT DATE | REGULATORY INSTRUMENT REFERENCE | DESCRIPTION | CORRECTIVE ACTION | INCIDENT DURATION |
|---|---|---|---|---|
| No incidents | N/A | N/A | N/A | N/A |
| MONTH | AVERAGE DAILY VOLUME (m 3 ) |
|---|---|
| January | 358,983 |
| February | 384,722 |
| March | 348,813 |
| April | 325,152 |
| May | 343,235 |
| June | 395,899 |
| July | 436,068 |
| August | 444,903 |
| September | 401,722 |
| October | 317,888 |
| November | 325,916 |
| December | 315,624 |
NOTE: Non-production days not included in monthly average daily volume.
| PARAMETER | VALUE |
|---|---|
| Average Daily Flow (m 3 ) | 366,476 |
| Maximum Day Flow (m 3 ) (and Date Occurred) | 523,760 (on August 14, 2025) |
| Rated Capacity (m 3 /day) | 800,000 |
| Highest Capacity Used (% of rated) | 65.5 |
This Summary Report has been approved by Lou Di Gironimo, General Manager of Toronto Water, on behalf of the Toronto City Council.
A copy of this report has been forwarded to the members of the City Council as per regulatory requirements.
While all efforts have been made to provide the required information in the proper format and degree of detail, it is acknowledged that additional information and/or detail may be required.
For additional information or inquiries, please contact customer service by phone at 311 or by email (311@toronto.ca).
| 1. | DRINKING WATER SYSTEM INFORMATION .............................................................................. 2 |
|---|---|
| 2 | GENERAL OVERVIEW ............................................................................................................... 2 |
| 3 | SUMMARY - NON-COMPLIANCE .............................................................................................. 2 |
| 4 | SUMMARY - WATER PRODUCTION ......................................................................................... 3 |
| 5 | CITY OF TORONTO ENDORSEMENT OF SUMMARY REPORT ................................................... 4 |
6.
CONTACTS
............................................................................................................................... 4
Drinking-Water System Number:
Drinking-Water System Name:
Drinking-Water System Owner:
Drinking-Water System Category:
Facility Classification:
Permit to Take Water:
Drinking Water Works Permit:
Drinking Water Works Licence:
DWQMS Re-Accreditation Audit:
Period being Reported:
Toronto Water treats, transmits, stores and distributes potable (drinkable) water to all industrial, commercial and household water users in the City of Toronto. The division also delivers water to the southern portion of the Region of York.
Staff in this area are highly trained and specialized, operating 4 water treatment plants, 2 laboratories, 18 pumping stations, 11 major ground level storage reservoirs and 4 elevated storage tanks. Staff maintains approximately 544 kilometers of trunk watermains that supply the water reservoirs and 5,574 kilometers of local distribution mains. Policies and practices adopted by the section help the unit to manage significant issues and challenges, including meeting water demand throughout the year, complying with provincial regulations and working responsibly to protect the environment and local water bodies.
This Summary Report is issued by Toronto Water in accordance with Schedule 22-2 of Ontario Regulation 170/03.
The next table summarizes any available incidents (from MECP Inspection Reports) where requirements from applicable regulatory instruments were not met at any time during the reporting period; the duration of each incident; and the corresponding corrective actions taken to respond to them. The applicable regulatory instruments are:
| 220002244 |
|---|
| City of Toronto Drinking Water System |
| City of Toronto |
| Large Municipal Residential |
| Class 4 Water Treatment Facility (Certificate No. 443) |
| 5245-DKKH3T |
| 010-201 |
| 010-101 |
| 0169585 |
| January 1, 2025 to December 31, 2025 |
| INCIDENT DATE | REGULATORY INSTRUMENT REFERENCE | DESCRIPTION | CORRECTIVE ACTION | INCIDENT DURATION |
|---|---|---|---|---|
| No incidents | N/A | N/A | N/A | N/A |
Monthly Average Output Water Flows for Reporting Period (As Conveyed to the Distribution System)
| MONTH | AVERAGE DAILY VOLUME (m 3 ) |
|---|---|
| January | 232,601* |
| February | 0* |
| March | 246,572 |
| April | 248,659 |
| May | 265,694 |
| June | 310,781 |
| July | 327,177 |
| August | 316,057 |
| September | 301,018 |
| October | 264,830 |
| November | 230,890 |
| December | 212,112* |
NOTE: Non-production days not included in monthly average daily volume.
| PARAMETER | VALUE |
|---|---|
| Average Daily Flow (m 3 ) | 275,654 |
| Maximum Day Flow (m 3 ) (and Date Occurred) | 343,872 (on 08/13/2025) |
| Rated Capacity (m 3 /day) | 440,000 |
| Highest Capacity Used (% of rated) | 78.2 |
This Summary Report has been approved by Lou Di Gironimo, General Manager of Toronto Water, on behalf of the Toronto City Council.
A copy of this report has been forwarded to the members of the City Council as per regulatory requirements.
While all efforts have been made to provide the required information in the proper format and degree of detail, it is acknowledged that additional information and/or detail may be required.
For additional information or inquiries, please contact customer service by phone at 311 or by email (311@toronto.ca).
6.
CONTACTS
| 1. | DRINKING WATER SYSTEM INFORMATION .............................................................................. 2 |
|---|---|
| 2 | GENERAL OVERVIEW ............................................................................................................... 2 |
| 3 | SUMMARY - NON-COMPLIANCE .............................................................................................. 2 |
| 4 | SUMMARY - WATER PRODUCTION ......................................................................................... 3 |
| 5 | CITY OF TORONTO ENDORSEMENT OF SUMMARY REPORT ................................................... 4 |
............................................................................................................................... 4
Drinking-Water System Number:
Drinking-Water System Name:
Drinking-Water System Owner:
Drinking-Water System Category:
Facility Classification:
Permit to Take Water:
Drinking Water Works Permit:
Drinking Water Works Licence:
DWQMS Re-Accreditation Audit:
Period being Reported:
Toronto Water treats, transmits, stores and distributes potable (drinkable) water to all industrial, commercial and household water users in the City of Toronto. The division also delivers water to the southern portion of the Region of York.
Staff in this area are highly trained and specialized, operating 4 water treatment plants, 2 laboratories, 18 pumping stations, 11 major ground level storage reservoirs and 4 elevated storage tanks. Staff maintains approximately 544 kilometers of trunk watermains that supply the water reservoirs and 5,574 kilometers of local distribution mains. Policies and practices adopted by the section help the unit to manage significant issues and challenges, including meeting water demand throughout the year, complying with provincial regulations and working responsibly to protect the environment and local water bodies.
This Summary Report is issued by Toronto Water in accordance with Schedule 22-2 of Ontario Regulation 170/03.
The next table summarizes any available incidents (from MECP Inspection Reports) where requirements from applicable regulatory instruments were not met at any time during the reporting period; the duration of each incident; and the corresponding corrective actions taken to respond to them. The applicable regulatory instruments are:
| 220002262 |
|---|
| City of Toronto Drinking Water System |
| City of Toronto |
| Large Municipal Residential |
| Class 4 Water Treatment Facility (Certificate No. 445) |
| 1125-DNTT9A |
| 010-201 |
| 010-101 |
| 0169585 |
| January 1, 2025 to December 31, 2025 |
| INCIDENT DATE | REGULATORY INSTRUMENT REFERENCE | DESCRIPTION | CORRECTIVE ACTION | INCIDENT DURATION |
|---|---|---|---|---|
| No incidents | N/A | N/A | N/A | N/A |
| MONTH | AVERAGE DAILY VOLUME (m 3 ) |
|---|---|
| January | 450,012 |
| February | 536,382 |
| March | 382,500 |
| April | 332,254 |
| May | 329,995 |
| June | 323,951 |
| July | 319,926 |
| August | 329,257 |
| September | 325,686 |
| October | 339,611 |
| November | 341,328 |
| December | 484,592 |
| PARAMETER | VALUE |
|---|---|
| Average Daily Flow (m 3 ) | 373,775 |
| Maximum Day Flow (m 3 ) (and Date Occurred) | 631,220 (on 03/05/2025) |
| Rated Capacity (m 3 /day) | 950,000 |
| Highest Capacity Used (% of rated) | 66.4 |
This Summary Report has been approved by Lou Di Gironimo, General Manager of Toronto Water, on behalf of the Toronto City Council.
A copy of this report has been forwarded to the members of the City Council as per regulatory requirements.
While all efforts have been made to provide the required information in the proper format and degree of detail, it is acknowledged that additional information and/or detail may be required.
For additional information or inquiries, please contact customer service by phone at 311 or by email (311@toronto.ca).
6.
CONTACTS
| 1. | DRINKING WATER SYSTEM INFORMATION .............................................................................. 2 |
|---|---|
| 2 | GENERAL OVERVIEW ............................................................................................................... 2 |
| 3 | SUMMARY - NON-COMPLIANCE .............................................................................................. 2 |
| 4 | SUMMARY - WATER PRODUCTION ......................................................................................... 3 |
| 5 | CITY OF TORONTO ENDORSEMENT OF SUMMARY REPORT ................................................... 4 |
............................................................................................................................... 4
Drinking-Water System Number:
Drinking-Water System Name:
Drinking-Water System Owner:
Drinking-Water System Category:
Facility Classification:
Permit to Take Water:
Drinking Water Works Permit:
Drinking Water Works Licence:
DWQMS Re-Accreditation Audit:
Period being Reported:
Toronto Water treats, transmits, stores and distributes potable (drinkable) water to all industrial, commercial and household water users in the City of Toronto. The division also delivers water to the southern portion of the Region of York.
Staff in this area are highly trained and specialized, operating 4 water treatment plants, 2 laboratories, 18 pumping stations, 11 major ground level storage reservoirs and 4 elevated storage tanks. Staff maintains approximately 544 kilometers of trunk watermains that supply the water reservoirs and 5,574 kilometers of local distribution mains. Policies and practices adopted by the section help the unit to manage significant issues and challenges, including meeting water demand throughout the year, complying with provincial regulations and working responsibly to protect the environment and local water bodies.
This Summary Report is issued by Toronto Water in accordance with Schedule 22-2 of Ontario Regulation 170/03.
The next table summarizes any available incidents (from MECP Inspection Reports) where requirements from applicable regulatory instruments were not met at any time during the reporting period; the duration of each incident; and the corresponding corrective actions taken to respond to them. The applicable regulatory instruments are:
| 220002253 |
|---|
| City of Toronto Drinking Water System |
| City of Toronto |
| Large Municipal Residential |
| Class 4 Water Treatment Facility (Certificate No. 444) |
| 8263-DN6MC5 |
| 010-201 |
| 010-101 |
| 0169585 |
| January 1, 2025 to December 31, 2025 |
| INCIDENT DATE | REGULATORY INSTRUMENT REFERENCE | DESCRIPTION | CORRECTIVE ACTION | INCIDENT DURATION |
|---|---|---|---|---|
| No incidents | N/A | N/A | N/A | N/A |
| MONTH | AVERAGE DAILY VOLUME (m 3 ) |
|---|---|
| January | 333,411 |
| February | 329,184 |
| March | 300,861 |
| April | 269,427 |
| May | 302,648 |
| June | 354,216 |
| July | 384,377 |
| August | 354,687 |
| September | 323,952 |
| October | 305,026 |
| November | 284,344 |
| December | 314,162 |
NOTE: Non-production days not included in monthly average daily volume.
| PARAMETER | VALUE |
|---|---|
| Average Daily Flow (m 3 ) | 321,440 |
| Maximum Day Flow (m 3 ) (and Date Occurred) | 480,282 (on 06/26/2025) |
| Rated Capacity (m 3 /day) | 615,000 |
| Highest Capacity Used (% of rated) | 78.1 |
This Summary Report has been approved by Lou Di Gironimo, General Manager of Toronto Water, on behalf of the Toronto City Council.
A copy of this report has been forwarded to the members of the City Council as per regulatory requirements.
While all efforts have been made to provide the required information in the proper format and degree of detail, it is acknowledged that additional information and/or detail may be required.
For additional information or inquiries, please contact customer service by phone at 311 or by email (311@toronto.ca).