| #Q001 | administrative | operational | mandatory | Discharge Permit and Agreement Requirement | wastewater | The City of Toronto’s Sewers Bylaw requires a Sewer Discharge Permit and/or Agreement be obtained and executed before any private water discharge can occur. | When private water (water not purchased from the City) is discharged into the City’s sewer system, including storm sewers, sanitary sewers or combined sewers. | high |
| #Q002 | operational | unknown | mandatory | Sewers By-law Limits Compliance | wastewater | All discharge of private water must meet the limits set in the Sewers By-law | | high |
| #Q003 | operational | operational | guidance | Volume and Flow Rate Restrictions | wastewater | Restrictions to the volume and flow rates may be imposed by the City where warranted by conditions in the sewer. | Where warranted by conditions in the sewer | medium |
| #Q004 | administrative | treatment | mandatory | Discharge Fee for Additional Treatment | wastewater | Water discharged to the sanitary or combined sewer requires additional treatment. As such, permit and/or agreement holders will be charged a separate fee based on the volume of private water being discharged. | When discharging private water to the sanitary or combined sewer | high |
| #Q005 | operational | unknown | mandatory | Storm Sewer Contaminant Limits Compliance | wastewater | There is no fee for water discharged to the storm sewer; however, the limits set by the Toronto’s Sewers Bylaw for contaminants are stricter and must be met. | When discharging to a storm sewer | high |
| #Q006 | administrative | treatment | mandatory | Storm to Combined/Sanitary Sewer Discharge Fee | wastewater | If discharging to a storm sewer, that then leads to a combined sewer or sanitary sewer, a fee will be charged for treating that wastewater. | When discharging to a storm sewer that leads to a combined or sanitary sewer | high |
| #Q007 | administrative | operational | mandatory | Application Submission Timeline | wastewater | Completed applications must be submitted at least eight to 12 weeks prior to the proposed discharge start date. | | high |
| #Q008 | prohibition | health | recommended | Prohibition of Debris in Catch Basins | wastewater | Construction wastewater and debris should never enter catch basins (square grates on the road), as catch basins are connected to storm sewers, which drain directly into rivers, streams and the Lake. | | high |
| #Q009 | operational | treatment | recommended | Erosion & Sediment Control Plan Implementation | wastewater | Ensure your company has an Erosion & Sediment Control Plan and follow it. Implement measures to keep sediment in place where soil is being disturbed by the construction processes, such as the use of sediment traps, storm inlet protections, fibre rolls, silt fences, etc. | Where soil is being disturbed by the construction processes | high |
| #Q010 | operational | treatment | recommended | Catch Basin Protection During Land Clearing | wastewater | Where land is being cleared, protect catch basins by covering the inlet with filter fabric or follow another approved method which will not allow sediment to enter the catch basin. Maintain the preventative method regularly. | Where land is being cleared | high |
| #Q011 | prohibition | treatment | recommended | Cement Truck Wash-down Restriction | wastewater | Ensure cement/ready-mix trucks do not hose down onto the roadways or into catch basins. | | high |
| #Q012 | administrative | reporting | mandatory | Construction Wastewater Discharge Permit Requirement | wastewater | Disposing of construction wastewater requires a Discharge Permit or Agreement. If construction debris or wastewater from your site gets into a sewer without a permit or agreement, you may be fined or charged under the Sewers By-law. | Disposing of construction wastewater (private water) | high |
| #Q013 | operational | treatment | recommended | Dry Method Street Sweeping | wastewater | Regularly sweep streets, sidewalks and driveways using dry method/vacuum sweepers and dispose of waste properly. | | high |
| #Q014 | operational | treatment | recommended | Vehicle Washing and Designated Areas | wastewater | Wash vehicles off-site at a car/truck wash or establish a designated wash area on-site. | | high |
| #Q015 | design | treatment | recommended | Construction Exit Design and Implementation | wastewater | Design an effective construction exit to prevent dirt and waste from leaving the site – this may include gravel, paving, rumble strips and wheel washing. | | high |
| #Q016 | prohibition | treatment | mandatory | Dirt Tracking on Roadways Prohibition | wastewater | Do not allow any dirt from the site to be dragged out to City roads. | | high |
| #Q017 | prohibition | treatment | mandatory | Power Washing Debris Prohibition | wastewater | Do not power wash construction dirt and waste onto the roadways or into catch basins. | | high |
| #Q018 | prohibition | treatment | mandatory | Site Wash Water Runoff Prohibition | wastewater | Do not allow any wash water from the site to runoff into catch basins. | | high |
| #Q019 | operational | treatment | recommended | Off-site Vehicle Maintenance Requirement | wastewater | Change vehicle oil and antifreeze off-site at designated facilities. | | high |
| #Q020 | operational | operational | recommended | General Housekeeping and Debris Disposal | wastewater | Maintain good housekeeping by properly disposing of all construction debris. | | high |
| #Q021 | prohibition | treatment | recommended | Prohibited Materials for Storm Sewer Entry | wastewater | The following materials should never enter catch basins: mud or sand, concrete or cement powder, truck/vehicle wash water, paint, oil or petroleum products, soap, chemicals, any construction material, debris or dust, and construction wastewater. | | high |