| Req ID | Category | Intent | Legal Status | Name | Subdomain(s) | Context | Conditions | Confidence |
|---|---|---|---|---|---|---|---|---|
| #Q001 | design | unknown | mandatory | Wet Weather Flow Management Targets | other | Design the site to achieve all Water Balance, Water Quality and Water Quantity control targets required by the Wet Weather Flow Management Guidelines: 1,2,3 | high | |
| #Q002 | treatment | health | mandatory | E.coli Control for Direct Discharges | wastewater, recreational water | Provide E.coli control for direct discharges to Lake Ontario or for discharges generated from waterfront sites, where deemed necessary and in accordance with the Wet Weather Flow Management Guidelines. | For direct discharges to Lake Ontario or for discharges generated from waterfront sites, where deemed necessary | high |
| #Q003 | design | operational | mandatory | Peak Flow Control | wastewater, other | Provide peak flow control following applicable Wet Weather Flow Management Guideline requirements for flood flow management, erosion control and discharge to municipal sewers. | high | |
| #Q004 | design | unknown | mandatory | Green Streets Stormwater Capture | other | Where new streets are proposed, capture and control stormwater runoff to the maximum extent possible, from all contributing drainage areas using Green Infrastructure in accordance with the City’s green infrastructure standards and specifications for the Right-of-Way. | Where new streets are proposed | high |
| #Q005 | design | unknown | mandatory | On-site Green Infrastructure Requirements | other | Ensure that the total landscaped site area, located at and above grade, includes at least one of the following features: | high | |
| #Q006 | design | unknown | mandatory | Rainwater Harvesting Compliance | other | Rainwater harvesting and re-use options must be in compliance with the Toronto Municipal Code, Chapter 681 and the Ontario Building Code. | high | |
| #Q007 | design | unknown | recommended | Green Infrastructure Prioritization | other | Prioritize the use of green infrastructure and vegetated low-impact development practices to increase evapotranspiration and infiltration through pervious surfaces on-site, where feasible. | Where feasible | high |
| #Q008 | design | unknown | mandatory | Biodiverse Green Roof Design Strategies | other | The design must also address two or more applicable Design Strategies from section 4.2 of the Guideline. | high | |
| #Q009 | operational | operational | mandatory | Green Roof Maintenance | other | To support green roof performance, regular ongoing maintenance is required for Intensive and Biodiverse Green Roofs. | high | |
| #Q010 | design | operational | mandatory | Green Roof Permanent Irrigation | other | Install a permanent irrigation system to provide supplemental watering when necessary; | When necessary | high |
| #Q011 | design | operational | mandatory | Green Roof Safe Maintenance Access | other | provide direct access to the roof for maintenance through a door or hatch located away from the edge of the roof to enable safe maintenance. | high | |
| #Q012 | administrative | operational | recommended | Green Roof Maintenance Contract | other | A Green Roof maintenance contract with a qualified green roof professional is recommended for at least the first 5 years of the green roof. | At least the first 5 years | high |
| #Q013 | design | unknown | mandatory | Above-Grade Planting Requirements | other | Above-grade planting areas must meet the requirements for a Biodiverse Green Roof to support pollinator species. | high | |
| #Q014 | monitoring | reporting | mandatory | Biosolids Incineration Emission Testing | other | The emissions are tested annually and are well below the regulatory limits. | Applicable to Highland Creek Treatment Plant | high |
| #Q015 | treatment | treatment | mandatory | Pelletization Solids Content Requirement | wastewater | Biosolids are heated to evaporate water content, producing a finished material that is 90% solids or greater. | Applicable to the pelletizer facility at Ashbridges Bay Treatment Plant | high |
| #Q016 | treatment | health | mandatory | Biosolids Pellet Pathogen Reduction Level | agricultural water, other | The high temperatures reduce pathogens (harmful microorganisms) to below detection level, making the pellets a registered fertilizer product. | high | |
| #Q017 | treatment | treatment | mandatory | Alkaline Stabilization Pathogen Control | wastewater | This process, called Alkaline Stabilization, controls pathogen levels by increasing temperature and pH. | Requires mixing biosolids with lime | high |
| #Q018 | prohibition | operational | mandatory | Treatment Plant Incineration Restriction | wastewater | None of the other City of Toronto treatment plants use incineration. | Applies to all City treatment plants except Highland Creek | high |
| #Q019 | treatment | operational | mandatory | Biosolids Pellet Physical Specifications | wastewater | The finished material is dust-free, low-odour pellets 2 to 4 mm in size that can be stored for long periods of time. | Applicable to the pelletizer facility at Ashbridges Bay Treatment Plant | high |
| #Q020 | operational | operational | mandatory | Highland Creek Biosolids Disposal Mandate | wastewater | Highland Creek Treatment Plant incinerates all of its biosolids. | high |
| Req ID | Category | Intent | Legal Status | Name | Subdomain(s) | Limit Type | Limit Value | Context | Conditions | Confidence |
|---|---|---|---|---|---|---|---|---|---|---|
| #P001 | design | treatment | mandatory | Average annual rainfall volume retention | other | requirement | >= 50 % | Retain a minimum of 50% of the total average annual rainfall volume generated from all site surfaces | through infiltration, evapotranspiration, water harvesting and/or reuse | high |
| #P002 | design | treatment | mandatory | Rainfall event retention equivalent | other | requirement | 5 mm | equivalent 5 mm from each rainfall event | generated from all site surfaces | high |
| #P003 | design | treatment | mandatory | Total Suspended Solids (TSS) removal | wastewater, other | treatment_goal | 80 % | long-term average removal of 80% of Total Suspended Solids (TSS) on an annual loading basis from all runoff leaving the site | high | |
| #P004 | design | operational | mandatory | Green Roof coverage | other | requirement | >= 80 % | A Green Roof covering at least 80% of Available Roof Space | Ensure that the total landscaped site area includes at least one of the following features | high |
| #P005 | design | operational | mandatory | Intensive Green Roof coverage | other | requirement | 80 % | An Intensive Green Roof for 80% of the Green Roof Area provided | Ensure that the total landscaped site area includes at least one of the following features | high |
| #P006 | design | operational | mandatory | Biodiverse Green Roof coverage | other | requirement | >= 50 % | Biodiverse green roof to support pollinator species covering a minimum of 50% Green Roof Area | Ensure that the total landscaped site area includes at least one of the following features | high |
| #P007 | design | operational | mandatory | Native planting coverage | other | requirement | 25 % | 25% of the Lot Area at or above-grade, planted with native flowering/pollinator species | Ensure that the total landscaped site area includes at least one of the following features | high |
| #P008 | design | treatment | mandatory | Bioretention runoff capture | other | requirement | 75 % | At-grade Bioretention facilities provided to capture and control 75% of runoff from on-site hardscape surfaces | Ensure that the total landscaped site area includes at least one of the following features | high |
| #P009 | design | operational | mandatory | Intensive Green Roof Growing Medium Depth | other | requirement | >= 150 mm | A deeper growing medium with a minimum depth of 150 mm | Intensive Green Roofs | high |
| #P010 | design | operational | mandatory | Potable water consumption reduction | drinking water | requirement | >= 40 % | achieve at least a 40% reduction in potable water consumption for the building (not including irrigation) over the baseline water fixtures | Install water fixtures or use non-potable water sources | high |
| #P011 | design | operational | mandatory | Potable water use for irrigation reduction | drinking water, agricultural water | requirement | 60 % | reduce potable water use for irrigation by 60% | Where soft landscaping exists on the site | high |
| #P012 | design | unknown | guidance | Baseline fixture: Toilets | other | unknown | 6.0 L | Baseline fixtures include the following: toilets (6.0L) | Calculations will be based on estimated occupant usage and baseline fixtures | high |
| #P013 | design | unknown | guidance | Baseline fixture: Urinals | other | unknown | 3.8 L | urinals (3.8L) | Calculations will be based on estimated occupant usage and baseline fixtures | high |
| #P014 | design | unknown | guidance | Baseline fixture: Residential faucets flow | other | unknown | 8.3 LPM | residential faucets (8.3 LPM at 414 kPa) | Calculations will be based on estimated occupant usage and baseline fixtures | high |
| #P015 | design | unknown | guidance | Baseline fixture: Commercial lavatory faucets flow | other | unknown | 1.9 LPM | commercial lavatory (restroom) faucets (1.9 LPM at 414 kPa) | Calculations will be based on estimated occupant usage and baseline fixtures | high |
| #P016 | design | unknown | guidance | Baseline fixture: Shower heads flow | other | unknown | 9.5 LPM | shower heads (9.5LPM at 550 kPa) | Calculations will be based on estimated occupant usage and baseline fixtures | high |
| #P017 | operational | treatment | mandatory | Pelletization solids content | wastewater, other | requirement | >= 90 % | Biosolids are heated to evaporate water content, producing a finished material that is 90% solids or greater. | Biosolids heating process | high |
| #P018 | physical | aesthetic | mandatory | Finished pellet size | other | requirement | 2 to 4 mm | The finished material is dust-free, low-odour pellets 2 to 4 mm in size. | Post-pelletization finished product | high |
| #P019 | operational | reporting | mandatory | Emission testing frequency | other | requirement | 1 per year | The emissions are tested annually and are well below the regulatory limits. | Highland Creek Treatment Plant incineration | high |
| Req ID | Category | Name | Context | Confidence |
|---|---|---|---|---|
| #D001 | TSS | Total Suspended Solids | high | |
| #D002 | Green Roof Area | Green Roof Area is the total roof area occupied by a Green Roof. | high | |
| #D003 | Lot Area | Lot Area is the horizontal area within all the lot lines of a lot. | high | |
| #D004 | Bioretention facilities | Bioretention facilities are structural stormwater controls effective at improving stormwater runoff quality and reducing total stormwater runoff using a combination of soil filter media and vegetation to filter, treat, temporarily retain, and infiltrate stormwater runoff. | medium | |
| #D005 | Baseline fixtures | Baseline fixtures include the following: toilets (6.0L), urinals (3.8L) residential faucets (8.3 LPM at 414 kPa), commercial lavatory (restroom) faucets (1.9 LPM at 414 kPa), shower heads (9.5LPM at 550 kPa). | medium | |
| #D006 | Intensive Green Roofs | Intensive Green Roofs have deeper substrates that can support a greater variety of plant species. They meet the definition of a Green Roof under the Green Roof By-law, and must include: 1. A deeper growing medium with a minimum depth of 150 mm; and 2. A diverse mix of plants appropriate to the growing media depth and roof height. Plants may include sedums, grasses, drought tolerant perennials, and larger plants and trees where appropriate. | high | |
| #D007 | Biodiverse Green Roofs | Biodiverse Green Roofs are designed to support pollinator species. They include an Intensive Green Roof that is located at or below the 8th storey of the building and follow the recommended plant species found in Appendix A of the Design Guidelines for Biodiverse Green Roofs, with at least two species in bloom at all periods over the growing season. The design must also address two or more applicable Design Strategies from section 4.2 of the Guideline. | high | |
| #D008 | Bioretention facilities | Bioretention facilities are structural stormwater controls effective at improving stormwater runoff quality and reducing total stormwater runoff using a combination of soil filter media and vegetation to filter, treat, temporarily retain, and infiltrate stormwater runoff. Examples include: Bioretention planters, bioretention curb extensions/bump-outs, bioretention cells and rain gardens. | high | |
| #D009 | TSS | Total Suspended Solids | high | |
| #D010 | Green Roof Area | Green Roof Area is the total roof area occupied by a Green Roof. | high | |
| #D011 | Lot Area | Lot Area is the horizontal area within all the lot lines of a lot. | high | |
| #D012 | Baseline fixtures | Baseline fixtures include the following: toilets (6.0L), urinals (3.8L) residential faucets (8.3 LPM at 414 kPa), commercial lavatory (restroom) faucets (1.9 LPM at 414 kPa), shower heads (9.5LPM at 550 kPa). | high |