Toronto address · Ward 14, Toronto-Danforth

9 Leslie St

The City of Toronto has 80 building permits since 2017 (40 still open) on record for this address.

Building permits

Every permit the City lists for this address since 2017, and any still open from before, newest first.

Plumbing
Plumbing - Proposed interior alterations to the existing building to install a new blower and filter room equipment.
Applied Jul 31, 2025 · issued Oct 1, 2025 · Permit 25 203571 PLB
Inspections under way
Addition or alteration · Interior alterations
Proposed interior alterations to the existing building to install a new blower and filter room equipment.
Applied Jul 31, 2025 · issued Oct 1, 2025 · Permit 25 203571 BLD
Inspections under way
Drains and site services · Inside and outside drains
Drain - Proposal to construct a fenced concrete slab with a crawl space for the new substation. The structural elements include concrete foundations, beams, columns, slab and heavy duty fence and associated steel frames. - - Grading and drainage adjustments, including the removal of the existing catch basin, installation of sub-drains, and a new catch basin. - Replacement of concrete curb and installation of a new concrete pad to facilitate access to the new substation.
Applied May 7, 2025 · issued Aug 5, 2025 · Permit 25 153855 STS
Permit issued
Addition or alteration · Other
Proposal for Plant Water Pumping Station - Replacement of two existing rooftop condensers & associated compressors with two (2) new units,Proposal for the replacement of two existing Air Handling Units with new to serve the Electrical Room Integrating these units into Building Automation System (BAS). Replacing air registers with new & installation of two new fire dampers on existing ductwork
Applied Mar 7, 2025 · issued May 1, 2025 · Permit 25 126286 BLD
Permit issued
Heating and ventilation
Proposal for Plant Wide Pumping Station - Replacement of two existing rooftop condensers & associated compressors with two (2) new units,Proposal for the replacement of two existing Air Handling Units with new to serve the Electrical Room Integrating these units into Building Automation System (BAS). Replacing air registers with new & installation of two new fire dampers on existing ductwork
Applied Mar 7, 2025 · issued May 15, 2025 · Permit 25 126286 HVA
Permit issued
Heating and ventilation · Other
Proposal for Digester Control Building- Electrical Room: fo replacement of two existing chillers serving process cooling equipment (Not Related to Building HVAC). - Addition of a new split system heat pump to the Electrical Room to provide supplementary cooling to the room- Grading and drainage adjustments, including the removal of the existing catch basin, installation of sub-drains, and a new catch basin. Replacement of concrete curb and installation of a new concrete pad to facilitate access to the new substation
Applied Mar 4, 2025 · issued Jun 10, 2025 · Permit 25 124691 MSA
Permit issued
Heating and ventilation
HVAC - Replacement of an existing rooftop chiller with two (2) new rooftop units, replacement of existing recirculation pumpsProposed addition of a new air handling unit (same capacity) to replace an existing AHU serving the office area. Integrating these units into Building Automation System (BAS)Removal of a decommissioned chiller
Applied Mar 4, 2025 · issued Jun 4, 2025 · Permit 25 124430 HVA
Permit issued
Addition or alteration · Other
Replacement of an existing rooftop chiller with two (2) new rooftop units, replacement of existing recirculation pumpsProposed addition of a new air handling unit (same capacity) to replace an existing AHU serving the office area. Integrating these units into Building Automation System (BAS)Removal of a decommissioned chiller
Applied Mar 4, 2025 · issued Jun 4, 2025 · Permit 25 124430 BLD
Permit issued
Fire and security upgrade · Other
Proposal for Treatment Plant Elevator Modernization, New power and lighting,Fire Alarm Systems and CCTV.
Applied Dec 30, 2024 · issued Feb 27, 2025 · Permit 24 254383 FSU
Permit issued
Plumbing
Plumbing - Proposing the temporary use of two trailers in the designated trailer parking area to serve as an office and a laboratory. One trailer will function as the office, while the other will be utilized as the lab. This arrangement will remain in place until the building renovations are completed, ensuring that employees can continue their work without interruption.Proposing the temporary use of two trailers in the designated trailer parking area to serve as an office and a laboratory. One trailer will function as the office, while the other will be utilized as the lab. This arrangement…
Applied Nov 25, 2024 · completed Dec 31, 2024 · Permit 24 243029 PLB
Cancelled
Heating and ventilation
HVAC - Proposing the temporary use of two trailers in the designated trailer parking area to serve as an office and a laboratory. One trailer will function as the office, while the other will be utilized as the lab. This arrangement will remain in place until the building renovations are completed, ensuring that employees can continue their work without interruption.Proposing the temporary use of two trailers in the designated trailer parking area to serve as an office and a laboratory. One trailer will function as the office, while the other will be utilized as the lab. This arrangement will…
Applied Nov 25, 2024 · completed Dec 31, 2024 · Permit 24 243029 HVA
Cancelled
Addition or alteration · Other
Proposing the temporary use of two trailers in the designated trailer parking area to serve as an office and a laboratory. One trailer will function as the office, while the other will be utilized as the lab. This arrangement will remain in place until the building renovations are completed, ensuring that employees can continue their work without interruption.Proposing the temporary use of two trailers in the designated trailer parking area to serve as an office and a laboratory. One trailer will function as the office, while the other will be utilized as the lab. This arrangement will remain…
Applied Nov 25, 2024 · completed Dec 31, 2024 · Permit 24 243029 BLD
Cancelled

Show 68 more permits

Plumbing
Plumbing - Proposed interior alterations including structural repairs, electrical upgrades and modifications to the process piping system and HVAC system upgrades.
Applied Nov 20, 2024 · issued Feb 4, 2025 · Permit 24 241408 PLB
Permit issued
Addition or alteration · Other
Proposed interior alterations including structural repairs, electrical upgrades and modifications to the process piping system and HVAC system upgrades.
Applied Nov 20, 2024 · issued Feb 4, 2025 · Permit 24 241408 BLD
Permit issued
Heating and ventilation
HVAC - Proposed interior alterations including structural repairs, electrical upgrades and modifications to the process piping system and HVAC system upgrades.
Applied Nov 20, 2024 · issued Feb 4, 2025 · Permit 24 241408 HVA
Permit issued
Plumbing
Plumbing - PROPOSED: CONSTRUCTION OF THE SCREEN BUILDING FACILITY STRUCTURE INCLUDING THE OPERATING FLOOR, SECOND FLOOR, AND ROOF. SCOPE OF WORK INCLUDES: (1) INTERNAL STRUCTURAL WORK WITHIN SHAFTS BENEATH SCREEN BUILDING, AND (2) ARCHITECTURAL FINISHINGS AND HARDWARE.
Applied Sep 28, 2023 · issued Dec 5, 2025 · Permit 23 208261 PLB
Permit issued
Heating and ventilation
Hvac - proposed: construction of the screen building facility structure including the operating floor, second floor, and roof. Scope of work includes: (1) internal structural work within shafts beneath screen building, and (2) architectural finishings and hardware.
Applied Sep 28, 2023 · issued Dec 5, 2025 · Permit 23 208261 HVA
Permit issued
New building
PROPOSED: CONSTRUCTION OF THE SEPTAGE AND TRUCK UNLOADING FACILITY STRUCTURE CONSISTING. SCOPE OF WORK ALSO INCLUDE ARCHITECTURAL FINISHINGS (e.g., ROLL-UP DOOR) AND OTHER COMPONENTS.
Applied Sep 28, 2023 · issued Dec 11, 2025 · Permit 23 208322 BLD
Permit issued
Drains and site services
Drain - PROPOSED: CONSTRUCTION OF THE SCREEN BUILDING FACILITY STRUCTURE INCLUDING THE OPERATING FLOOR, SECOND FLOOR, AND ROOF. SCOPE OF WORK INCLUDES: (1) INTERNAL STRUCTURAL WORK WITHIN SHAFTS BENEATH SCREEN BUILDING, AND (2) ARCHITECTURAL FINISHINGS AND HARDWARE.
Applied Sep 28, 2023 · completed Oct 28, 2025 · Permit 23 208261 DRN
Cancelled
Heating and ventilation
HVAC - PROPOSED: CONSTRUCTION OF THE SEPTAGE AND TRUCK UNLOADING FACILITY STRUCTURE CONSISTING. SCOPE OF WORK ALSO INCLUDE ARCHITECTURAL FINISHINGS (e.g., ROLL-UP DOOR) AND OTHER COMPONENTS.
Applied Sep 28, 2023 · completed Dec 11, 2025 · Permit 23 208322 HVA
Cancelled
New building
Proposed: construction of the screen building facility structure including the operating floor, second floor, and roof. Scope of work includes: (1) internal structural work within shafts beneath screen building, and (2) architectural finishings and hardware.
Applied Sep 28, 2023 · issued Dec 5, 2025 · Permit 23 208261 BLD
Permit issued
New building
Proposed: construction of a new 2-storey building to store five (5) new emergency generators to maintain operations of building service equipment at the ashbridges bay water treatment facility. The building will also consist of a basement level electrical room.
Applied Sep 27, 2023 · issued Dec 4, 2025 · Permit 23 207931 BLD
Permit issued
Drains and site services
Drain - PROPOSED: CONSTRUCTION OF THE IPS SUBSTATION FACILITY STRUCTURE CONSISTING OF A LOWER LEVEL FLOOR HOUSING THE EAST AND WEST ELECTRICAL VAULTS, AND AN OPERATING LEVEL FLOOR HOUSING THE EAST AND WEST SWITCHGEAR ROOMS, PLC AND BATTERY ROOMS, AND TRANSFORMER BAYS. SCOPE OF WORK ALSO INCLUDE ARCHITECTURAL FINISHING AND HARDWARE.
Applied Sep 27, 2023 · completed Oct 28, 2025 · Permit 23 207984 DRN
Cancelled
Plumbing
Plumbing - PROPOSED: CONSTRUCTION OF THE PUMP HOUSE BUILDING FACILITY STRUCTURE INCLUDING DEEP SHAFTS, OPERATING FLOOR, SECOND FLOOR, ADMINISTRATIVE FLOOR AND ROOF. SCOPE OF WORK ALSO COVERS ARCHITECTURAL FINISHING AND HARDWARE.
Applied Sep 27, 2023 · issued Nov 28, 2025 · Permit 23 208063 PLB
Permit issued
Heating and ventilation
Hvac - proposed: construction of the ips substation facility structure consisting of a lower level floor housing the east and west electrical vaults, and an operating level floor housing the east and west switchgear rooms, plc and battery rooms, and transformer bays. Scope of work also include architectural finishing and hardware.
Applied Sep 27, 2023 · issued Nov 20, 2025 · Permit 23 207984 HVA
Permit issued
New building
Proposed: construction of the pump house building facility structure including deep shafts, operating floor, second floor, administrative floor and roof. Scope of work also covers architectural finishing and hardware.
Applied Sep 27, 2023 · issued Nov 28, 2025 · Permit 23 208063 BLD
Permit issued
Drains and site services
Drain - PROPOSED: CONSTRUCTION OF A NEW 2-STOREY BUILDING TO STORE FIVE (5) NEW EMERGENCY GENERATORS TO MAINTAIN OPERATIONS OF BUILDING SERVICE EQUIPMENT AT THE ASHBRIDGES BAY WATER TREATMENT FACILITY. THE BUILDING WILL ALSO CONSIST OF A BASEMENT LEVEL ELECTRICAL ROOM.
Applied Sep 27, 2023 · completed Oct 28, 2025 · Permit 23 207931 DRN
Cancelled
Drains and site services
Drain - PROPOSED: CONSTRUCTION OF THE PUMP HOUSE BUILDING FACILITY STRUCTURE INCLUDING DEEP SHAFTS, OPERATING FLOOR, SECOND FLOOR, ADMINISTRATIVE FLOOR AND ROOF. SCOPE OF WORK ALSO COVERS ARCHITECTURAL FINISHING AND HARDWARE.
Applied Sep 27, 2023 · completed Oct 28, 2025 · Permit 23 208063 DRN
Cancelled
Drains and site services · Inside and outside drains
Drain - PROPOSED: CONSTRUCTION OF A NEW 2-STOREY BUILDING TO STORE FIVE (5) NEW EMERGENCY GENERATORS TO MAINTAIN OPERATIONS OF BUILDING SERVICE EQUIPMENT AT THE ASHBRIDGES BAY WATER TREATMENT FACILITY. THE BUILDING WILL ALSO CONSIST OF A BASEMENT LEVEL ELECTRICAL ROOM.
Applied Sep 27, 2023 · issued Dec 19, 2025 · Permit 23 207931 STS
Permit issued
Heating and ventilation
Hvac - proposed: construction of the pump house building facility structure including deep shafts, operating floor, second floor, administrative floor and roof. Scope of work also covers architectural finishing and hardware.
Applied Sep 27, 2023 · issued Nov 28, 2025 · Permit 23 208063 HVA
Permit issued
New building
Proposed: construction of the ips substation facility structure consisting of a lower level floor housing the east and west electrical vaults, and an operating level floor housing the east and west switchgear rooms, plc and battery rooms, and transformer bays. Scope of work also include architectural finishing and hardware.
Applied Sep 27, 2023 · issued Aug 26, 2025 · Permit 23 207984 BLD
Permit issued
Heating and ventilation
Hvac - proposed: construction of a new 2-storey building to store five (5) new emergency generators to maintain operations of building service equipment at the ashbridges bay water treatment facility. The building will also consist of a basement level electrical room.
Applied Sep 27, 2023 · issued Dec 4, 2025 · Permit 23 207931 HVA
Permit issued
Plumbing
Plumbing - PROPOSED: CONSTRUCTION OF THE IPS SUBSTATION FACILITY STRUCTURE CONSISTING OF A LOWER LEVEL FLOOR HOUSING THE EAST AND WEST ELECTRICAL VAULTS, AND AN OPERATING LEVEL FLOOR HOUSING THE EAST AND WEST SWITCHGEAR ROOMS, PLC AND BATTERY ROOMS, AND TRANSFORMER BAYS. SCOPE OF WORK ALSO INCLUDE ARCHITECTURAL FINISHING AND HARDWARE.
Applied Sep 27, 2023 · issued Nov 24, 2025 · Permit 23 207984 PLB
Permit issued
Plumbing
Plumbing - PROPOSED: CONSTRUCTION OF A NEW 2-STOREY BUILDING TO STORE FIVE (5) NEW EMERGENCY GENERATORS TO MAINTAIN OPERATIONS OF BUILDING SERVICE EQUIPMENT AT THE ASHBRIDGES BAY WATER TREATMENT FACILITY. THE BUILDING WILL ALSO CONSIST OF A BASEMENT LEVEL ELECTRICAL ROOM.
Applied Sep 27, 2023 · issued Dec 4, 2025 · Permit 23 207931 PLB
Permit issued
New building
Proposed: construction of the ips low voltage substation which houses the 4160v to 600v transformers
Applied Sep 27, 2023 · issued Sep 15, 2025 · Permit 23 208049 BLD
Permit issued
Fire and security upgrade · Fire alarm
Replacement of fire alarm control panel and devices
Applied May 30, 2023 · issued Jun 22, 2023 · completed May 9, 2024 · Permit 23 153052 FSU
Closed
Heating and ventilation · Other
Proposal to replace Air handling unit (1460) serving the lunch room and exhaust fan (1461),and make miscellaneous piping, valving, and BAS changes as noted on the contract drawings.
Applied Feb 24, 2022 · issued Apr 8, 2022 · completed Jun 5, 2026 · Permit 22 116802 MSA
Cancelled
Heating and ventilation
HVAC - Ashbridegs Bay Treatment Plant - Minor alterations and renovation to existing washrooms in Z Building to meet AODA requirements.
Applied Apr 23, 2021 · issued Jun 17, 2021 · completed Jul 11, 2022 · Permit 21 145184 HVA
Closed
Addition or alteration · Interior alterations
Ashbridges Bay Treatment Plant - Minor alterations and renovation to existing washrooms in Z Building to meet AODA requirements.
Applied Apr 23, 2021 · issued May 11, 2021 · completed Jun 28, 2022 · Permit 21 145184 BLD
Closed
Plumbing
Plumbing - Ashbridegs Bay Treatment Plant - Minor alterations and renovation to existing washrooms in Z Building to meet AODA requirements.
Applied Apr 23, 2021 · issued Jun 17, 2021 · completed Jul 20, 2022 · Permit 21 145184 PLB
Closed
Addition or alteration · Other
Proposed installation of a new rooftop solar Photovoltic system at (existing) D-Building at the Plant. New rooftop access platform, guardrail and building substation extension. PV racking system details will be provided by April 2021 as a shop drawing from the Contractor.
Applied Dec 11, 2020 · issued Oct 15, 2021 · Permit 20 228256 BLD
Permit issued
Addition or alteration · Multiple projects
Rev01: changes as per drawings
Applied Nov 25, 2019 · issued Feb 11, 2020 · completed Mar 4, 2021 · Permit 12 174701 BLD (revision 01)
Closed
Drains and site services · Site service
Relocate existing 250 mm diameter domestic water service to Ashbridges Bay Treatment Plant; Watermain is to be lowered to a depth of 1.8m.
Applied Jun 28, 2018 · issued Jul 16, 2018 · Permit 18 186307 STS
Permit issued
Addition or alteration · Multiple projects
Proposed upgrade and replacement of sludge feed, mixing, recirculation and transfer systems, gas systems and ancilliary electrical, instrumentation and control systems of Digesters 9-12. Installation of new structural steel roof systems, structural modifications to the control building and installation of new architectural systems.
Applied Nov 28, 2017 · issued May 11, 2018 · Permit 17 268482 BLD
Inspections under way
Plumbing
Plumbing - Proposed upgrade and replacement of sludge feed, mixing, recirculation and transfer systems, gas systems and ancilliary electrical, instrumentation and control systems of Digesters 9-12. Installation of new structural steel roof systems, structural modifications to the control building and installation of new architectural systems.
Applied Nov 28, 2017 · issued May 11, 2018 · Permit 17 268482 PLB
Inspections under way
Heating and ventilation
HVAC - Proposed upgrade and replacement of sludge feed, mixing, recirculation and transfer systems, gas systems and ancilliary electrical, instrumentation and control systems of Digesters 9-12. Installation of new structural steel roof systems, structural modifications to the control building and installation of new architectural systems.
Applied Nov 28, 2017 · issued May 11, 2018 · completed Jun 25, 2026 · Permit 17 268482 HVA
Closed
Plumbing
Plumbing - Proposal to do interior alterations to existing lunchroom
Applied Sep 11, 2017 · issued Nov 3, 2017 · completed Apr 12, 2018 · Permit 17 230608 PLB
Closed
Addition or alteration · Interior alterations
Proposal to do interior alterations to existing lunchroom
Applied Sep 11, 2017 · issued Sep 29, 2017 · completed May 7, 2018 · Permit 17 230608 BLD
Closed
Heating and ventilation
HVAC - Proposal to do interior alterations to existing lunchroom
Applied Sep 11, 2017 · issued Nov 3, 2017 · completed Apr 13, 2018 · Permit 17 230608 HVA
Closed
Fire and security upgrade · Fire alarm
Replace existing fire alarm control panel and annunciator
Applied Jan 12, 2017 · issued Jan 18, 2017 · Permit 17 103675 FSU
Inspections under way
Heating and ventilation · Alter: add on /Ductwork
Proposal to install a complete hot water secondary loop and glycol tertiary loop in Z-Building basement feed from the existing plant wide primary loop
Applied Apr 22, 2016 · issued May 17, 2016 · completed Mar 27, 2019 · Permit 16 144798 MSA
Closed
Drains and site services · Inside and outside drains
Drain - Proposal to construct a new Biofilter building and Biofilter control room at Ashbridges Bay.
Applied Dec 24, 2015 · issued Jan 26, 2016 · completed Oct 19, 2020 · Permit 14 268533 STS
Closed
Fire and security upgrade
FS - Sprinkler Shop Drawing - Proposal for interior alterations to the truck loading bay serving Ashbridge's bay sewage treatment plant to construct a 2nd storey mezzanine in the existing industrial building.
Applied Jun 17, 2015 · completed Jun 5, 2020 · Permit 14 268528 FSU
Closed
Drains and site services · Inside and outside drains
Revision 01 re; To modify approved drawings by adding Oil/Grit Separator.Drain - Proposal to construct a new waste gas burning facility at Ashbridges bay.
Applied Jun 11, 2015 · issued Jul 8, 2015 · completed Mar 10, 2020 · Permit 14 267351 STS (revision 01)
Closed
Addition or alteration · Interior alterations
Interior Alterations addition of a new washroom on 5th floor
Applied Apr 15, 2015 · issued Jun 17, 2015 · completed Aug 31, 2017 · Permit 15 141170 BLD
Closed
Heating and ventilation
HVAC - Interior Alterations addition of a new washroom on 5th floor
Applied Apr 15, 2015 · issued Jun 17, 2015 · completed Aug 10, 2017 · Permit 15 141170 HVA
Closed
Plumbing
Plumbing - Interior Alterations addition of a new washroom on 5th floor
Applied Apr 15, 2015 · issued Jun 17, 2015 · completed Mar 28, 2017 · Permit 15 141170 PLB
Closed
Heating and ventilation
HVAC - Proposal for interior alterations to the truck loading bay to construct a 2nd storey partially enclosed mezzanine in the existing industrial building.
Applied Dec 30, 2014 · issued Jun 17, 2015 · completed Oct 9, 2020 · Permit 14 268528 HVA
Closed
Plumbing
Plumbing - Proposal for interior alterations to the truck loading bay to construct a 2nd storey partially enclosed mezzanine in the existing industrial building.
Applied Dec 30, 2014 · issued Jun 17, 2015 · completed Oct 19, 2020 · Permit 14 268528 PLB
Closed
Addition or alteration · Interior alterations
Proposal for interior alterations to the truck loading bay serving Ashbridge's bay sewage treatment plant to construct a 2nd storey mezzanine in the existing industrial building.
Applied Dec 30, 2014 · issued Jun 17, 2015 · completed Oct 19, 2020 · Permit 14 268528 BLD
Closed
New building
Proposal to construct a new Biofilter building and Biofilter control room at Ashbridges Bay.
Applied Dec 30, 2014 · issued Jun 17, 2015 · completed Oct 19, 2020 · Permit 14 268533 BLD
Closed
Heating and ventilation
HVAC - Proposal to construct a new Biofilter building and Biofilter control room at Ashbridges Bay.
Applied Dec 30, 2014 · issued Jun 17, 2015 · completed Oct 15, 2020 · Permit 14 268533 HVA
Closed
New building
Proposal to construct a new waste gas burning facility at Ashbridges bay.
Applied Dec 23, 2014 · issued Mar 6, 2015 · completed Jun 1, 2020 · Permit 14 267351 BLD
Closed
Drains and site services · Inside and outside drains
Drain - Proposal to construct a new waste gas burning facility at Ashbridges bay.
Applied Dec 23, 2014 · issued Mar 6, 2015 · completed Mar 10, 2020 · Permit 14 267351 STS
Closed
Heating and ventilation
HVAC - Proposal to construct a new waste gas burning facility at Ashbridges bay.
Applied Dec 23, 2014 · issued Mar 6, 2015 · completed Jan 29, 2020 · Permit 14 267351 HVA
Closed
Plumbing
Plumbing - Proposal to construct a new waste gas burning facility at Ashbridges bay.
Applied Dec 23, 2014 · issued Mar 6, 2015 · completed Mar 10, 2020 · Permit 14 267351 PLB
Closed
Plumbing · Fixtures/Roof Drains: other
Standalone plumbing permit for upgrades to fixtures and subsequent pipes in an existing 2nd floor lunchroom - Toronto Water Ashbridges Bay Treatment Plant.
Applied Nov 21, 2014 · issued Dec 22, 2014 · Permit 14 254945 PSA
Permit issued
Addition or alteration · Interior alterations
Proposal for interior alterations to structuraly reinforce basement ceiling in existing Toronto Water Ashbridges Bay Treatment Plant.
Applied Apr 10, 2014 · issued May 2, 2014 · Permit 14 140845 BLD
Inspections under way
Addition or alteration · Interior alterations
Interior alterations to the existing water and sewage pumping station owned by Toronto Water. Alterations will be made to the existing machine control centre and foundation for 2nd prefab MCC module.
Applied Apr 4, 2014 · issued May 27, 2014 · Permit 14 138325 BLD
Inspections under way
Plumbing
Plumbing - To complete interior alterations to the existing water and sewage pumping station owned by Toronto Water. Alterations will be made to the existing machine control centre and foundation for 2nd prefab MCC module.
Applied Apr 4, 2014 · issued May 27, 2014 · Permit 14 138325 PLB
Permit issued
Heating and ventilation
HVAC - This is for interior alterations to the ground floor of the "ASHBRIDGES BAY TREATMENT PLANT". This is for the creation of a new electrical room within the existing walls and work to the MCC rooms along with a new layout at a portion of the ground floor.
Applied Jun 21, 2012 · issued Aug 10, 2012 · Permit 12 197737 HVA
Permit issued
Addition or alteration · Interior alterations
This is for interior alterations to the ground floor of the "ASHBRIDGES BAY TREATMENT PLANT". This is for the creation of a new electrical room within the existing walls and work to the MCC rooms along with a new layout at a portion of the ground floor. This application is actually closer to 1313 Lake Shore Blvd E.
Applied Jun 21, 2012 · issued Aug 3, 2012 · Permit 12 197737 BLD
Inspections under way
Drains and site services · Inside and outside drains
Drain - Proposal to construct new three-storey addition (Screen building) and two-storey addition (Workshop building) to existing Grid building, and one-storey Biofilter building for Toronto Water Services treatment plant (5209.27m2). Also proposed are interior alterations to existing Grid building (1282.9m2). See related demolition permit 12-174714.
Applied May 18, 2012 · issued Sep 17, 2012 · completed Mar 18, 2021 · Permit 12 174701 STS
Closed
Demolition
Proposal to remove portions of industrial building complex and associated underground channels for Toronto Water Services treatment plant (1240m2). This is considered a building alteration along with related construction permit 12-174701.
Applied May 16, 2012 · issued Aug 21, 2012 · completed Aug 23, 2025 · Permit 12 174714 DEM
Closed
Plumbing
Plumbing - Proposal to construct new three-storey addition (Screen building) and two-storey addition (Workshop building) to existing Grid building, and one-storey Biofilter building for Toronto Water Services treatment plant (5209.27m2). Also proposed are interior alterations to existing Grid building (1282.9m2). See related demolition permit 12-.
Applied May 16, 2012 · issued Sep 17, 2012 · completed Mar 18, 2021 · Permit 12 174701 PLB
Closed
Heating and ventilation
HVAC - Proposal to construct new three-storey addition (Screen building) and two-storey addition (Workshop building) to existing Grid building, and one-storey Biofilter building for Toronto Water Services treatment plant (5209.27m2). Also proposed are interior alterations to existing Grid building (1282.9m2). See related demolition permit 12-.
Applied May 16, 2012 · issued Sep 17, 2012 · completed Feb 11, 2021 · Permit 12 174701 HVA
Closed
Addition or alteration · Multiple projects
Construct additions (Screen building, workshop building. grid building), and a biofilter building for existing Toronto Water Services treatment plant (5209.27m2) - and interior alterations. See related demolition permit 12-174714.
Applied May 16, 2012 · issued Sep 17, 2012 · completed Mar 4, 2021 · Permit 12 174701 BLD
Closed
Addition or alteration · Interior alterations
Ashbridges Bay. Interior alterations to existing office/laboratory building.
Applied Aug 14, 2008 · issued Sep 8, 2008 · Permit 08 193817 BLD
Inspections under way
Heating and ventilation
HVAC - Ashbridges Bay. Interior alterations to existing office/laboratory building.
Applied Aug 14, 2008 · issued Sep 23, 2008 · Permit 08 193817 HVA
Inspections under way
Plumbing
Plumbing - Ashbridges Bay. Interior alterations to existing office/laboratory building.
Applied Aug 14, 2008 · issued Sep 8, 2008 · completed Jun 8, 2026 · Permit 08 193817 PLB
Closed (dormant)

Committee of Adjustment

No applications to the City's Committee of Adjustment for this address since 2017. That's where an owner asks for a minor variance (a small exception to the zoning by-law) or a consent to divide a lot.

What’s planned nearby

Development sites within 500 m

No rezoning, site plan, subdivision or condominium file open within 500 m, and no pre-construction project on the site.

Neighbours’ Committee of Adjustment files within 250 m

7 Leslie St · Minor variance
To permit three one-storey prefabricated buildings (Buildings 1, 2, and 3), on this site.
110 m away · filed Sep 5, 2024 · Approved

Everything planned in Toronto-Danforth

From the City of Toronto’s open data: building permits (active, and cleared since 2017), Committee of Adjustment applications and address points, this record updated Sep 29, 2026, and the development sites from its Development Applications data. Contains information licensed under the Open Government Licence – Toronto. Construction cost estimates and contractors’ names are left out on purpose, and nothing here names an owner.