• construction dewatering, including groundwater and stormwater.
• excess rainwater – harvested or stored and to be released to the City’s sewer systems.
• excess surface water – any water that collects on private property that needs to be discharged to the City’s sewers.
• cleaning ponds – maintenance activities on ponds that require water to be discharged into the City’s sewer systems.
• emptying tanks – any stored water that requires discharge into the City’s sewer systems.
• any other forms of wastewater discharges requiring discharge into the City’s sewer systems.

1. Read application process guidelines
2. Apply online a minimum of eight to 12 weeks before planned discharges are required. Ensure all additional attachments before submitting your request. (see section c).
3. Pay online. 
4. Once submitted, City staff will review the application and contact the applicant if additional information is required.
5. Once processed, the approval will be emailed to the address included in the application.
6. The applicant is to contact the City prior to commencing discharge as noted in Section D for inspection by City’s By-law and Compliance, Licensing and Permit Services.
7. Once the setup and water quality samples are reviewed and to the satisfaction of the City’s By-law and Compliance, Licensing and Permit Services, final authorization to discharge is provided.

Please read the requirements below and have all required attachments ready for upload before submitting the discharge approval application. Once ready, you may

1. Read all application guidelines here to ensure all attachments are included with the initial application
2. Apply online a minimum of eight to 12 weeks before planned discharges are required. All attachments (see section c) will need to be submitted before payment can be made online. Please note, documents noted with an * in Section C may not be mandatory online however, if applicable these will need to be provided.
3. Pay online. 
4. Once submitted, City staff will review the application and contact the applicant if additional information is required.
5. Once processed, the approval will be emailed to the address included in the application.
6. The applicant is to contact the City prior to commencing discharge as noted in Section D for inspection by City’s By-law and Compliance, Licensing and Permit Services.
7. Once the setup and water quality samples are reviewed and to the satisfaction of the City’s By-law and Compliance, Licensing and Permit Services, final authorization to discharge is provided. 

• Renewal Fees – Renewals are subject to an application processing fee at the time of the application submission online.
• Sampling Fee – City Bylaw, from time to time collect samples when compliance is suspected.  In the event of confirmed non-compliance, discharge approval holders/applicants will be billed for sampling costs.  These fees are invoiced online at the same location where applications are made.
• Volumetric Charges – Discharges to sanitary are subject to a volumetric fee.  An invoice it issued for the volumetric fee. 

• Environmental Activity and Sector Registry (EASR) – Letter from the Ministry of the Environment, Conservation and Parks. (applies to temporary approvals only, for applicability refer to Ministry Requirements for water taking)
• Permit to take water (PTTW) – The applicant is responsible to determine if this permit is required and must include if it does.

• point of water collection (sump, etc.). point of water collection (sump, etc.).
• point of discharge to City infrastructure.
• quantity and quality management infrastructure (e.g., tank, control manhole, treatment system, etc.).
• piping layout, location of flow meter(s), sampling port(s), treatment facilities, flow control valve(s).
• product cut sheets for mechanical appurtenances (e.g. sump pump(s), flow meter(s), valves, etc.); and include any notes on outstanding site plan comments relevant to the dewatering to be addressed. 

Hydrogeological report – Hydrogeological investigation report document(s) and their applicable updates, prepared by a professional geoscientist (P. Geo), and documenting the average and maximum discharge, water quality sampling and test results, etc., submitted shall be sealed by the professional preparing the report. 

Emergency contact – Submit at least two emergency contacts including name, title, company name, address, cell phone and email address.

Equipment specifications – Product cut sheets for mechanical appurtenances: (sump pump(s), flow meter(s), valves, etc.); for permanent discharge approvals include any notes on outstanding site plan comments relevant to the dewatering to be addressed.

Additional form requirements for permanent applications only: 

Memorandum summarizing the storm design – Summary of the storm design sealed by a professional engineer, specifically:

Certificate of conformance during construction – A report from a registered professional (professional engineer, professional geoscientist), attesting that the dewatering activities during construction have complied with all requirements of the discharge approval issued to the approval holder (short-term (construction) discharge approval issued by the City, a Permit to Take Water (PTTW) issued by the Ministry of the Environment, Conservation and Parks (MECP), etc.).  

Groundwater quality and quantity management program (required before discharge) –  The developer will engage a professional geoscientist licensed to practice in Ontario to prepare and seal a Groundwater quality and quantity management program and submit to the City. The groundwater quality and quantity monitoring program shall include but not limited to: 

1. Regular quality and quantity reporting – Monthly for temporary discharge approvals and per the Groundwater Quality and Quantity Monitoring Program for permanent approvals. 
2. Certificate of conformance prepared and sealed by a professional geoscientist - on an annual basis, or upon application to renew the discharge approval, the applicant must provide the City a report, outlining that all dewatering activities have adhered to all requirements of the discharge approval issued to the approval holder (the City’s permanent dewatering discharge approval, a Permit to Take Water (PTTW) issued by the MECP, etc.). 
3. Any deviations or non-conformances must be reported to the City within one business day of the incident. The notice must also include information on actions to rectify the deviation/non-conformance.
4. The City must be advised of all amendments/renewals/revocations of any other permits or approvals within one business day, this includes the PTTW or clearances obtained from the Toronto and Region Conservation Authority.
5. Conditions associated with permanent approvals shall be registered on the title of the lands and, must be conveyed with any transfer of ownership and/or assignment to a successor. Rights and obligations set out in the approval remain with the owner.