| Req ID | Category | Intent | Legal Status | Name | Subdomain(s) | Context | Conditions | Confidence |
|---|---|---|---|---|---|---|---|---|
| #Q001 | prohibition | operational | mandatory | Discharge Prohibition | wastewater | The owner and operator of a FSE shall not discharge into a municipal sanitary, storm, or combined sewer any waste or matter that contravenes Chapter 681 - Sewers. | high | |
| #Q002 | reporting | reporting | mandatory | Spill Reporting Requirement | wastewater | Any spill must be reported immediately to the City via 311, Toronto's 24-hour hotline. A spill report shall be submitted to Toronto Water in accordance with Chapter 681 within 5 days of the spill and sent by email to NOV@toronto.ca or by mail to: Attention: Manager, Environmental Monitoring and Protection Unit Toronto Water 2126 Kipling Avenue Toronto, ON M9W 4K5 | In the event of a spill | high |
| #Q003 | operational | operational | mandatory | Spill Response Plan Preparation | wastewater | The owner/operator of a FSE shall: Have an up-to-date spill response plan demonstrating it has provided suitable training on its plan to its employees. Post the spill response plan in a location readily accessible by facility staff with a list of names and telephone number of those persons that need to be contacted in the event of a spill. Have an appropriate quantity of clean-up equipment and supplies in stock at all times. Ensure that all employees know the location of spill response material and equipment and are trained in its use. | high | |
| #Q004 | corrective_action | operational | mandatory | Spill Response Actions | wastewater | In the event of a spill to the municipal sewage works, the person responsible or the person having the charge, management and control of the spill shall: Report to the City by calling 311. Do everything reasonably possible to contain the spill (e.g. use sorbents to absorb and prevent spilled material from entering the sewer system), protect the health and safety of persons, animals and aquatic life, protect the natural environment, minimize damage to property, clean up the spill and contaminated residue and restore the affected area to its condition prior to the spill. Provide a detailed report on the spill to the City, within five days after the spill, containing the information required under Chapter 681 - Sewers. | In the event of a spill to the municipal sewage works | high |
| #Q005 | administrative | unknown | mandatory | Business Licensing | wastewater | All food service establishments operating in the City of Toronto shall have a business licence issued by the Municipal Licensing and Standards Division. | high | |
| #Q006 | administrative | treatment | mandatory | Grease Interceptor Permitting | wastewater | All food service establishments operating in the City of Toronto shall have a permit issued by the Toronto Building Division for the installation of a grease interceptor(s). | high | |
| #Q007 | reporting | reporting | mandatory | Record Keeping and Retention | wastewater | The owner/operator of a FSE shall keep and maintain accurate and up-to-date records (e.g. service contracts, invoices) on grease, oil and waste oil and grease disposed of offsite. Each of these records shall be retained for a minimum period of seven (7) years. The records must contain: Name of the disposal company. Date of disposal. Type of waste disposed. Measured quantity of waste disposed. An up-to-date grease interceptor maintenance log which shall be kept on-site at all times. | high | |
| #Q008 | reporting | reporting | mandatory | Transfer of Records | wastewater | If a FSE changes its owner or operator, the departing owner or operator shall transfer to the incoming owner or operator, as the case may be, all records required to be maintained under this provision or Chapter 681 - Sewers (e.g. inspections, maintenance, waste disposal, etc.). | If a FSE changes its owner or operator | high |
| #Q009 | treatment | treatment | mandatory | Grease Interceptor Mandate | wastewater | Chapter 681 - Sewers requires that owners and operators of FSEs properly install, operate, and maintain a grease interceptor in any piping system at its premise that connects directly or indirectly to a municipal sanitary sewer. | high | |
| #Q010 | design | treatment | mandatory | Grease Interceptor Selection | wastewater | For point-of-source installation (which include most grease interceptor types), the owner or operator of a FSE shall use an appropriately sized grease interceptor and one that conforms to CSA Standard B481 Series-12 Grease Interceptors, as per the Ontario Building Code. If the markings are not visible following installation, manufacturer and installation drawings of the grease interceptor must be maintained at the food service establishment and available for inspection on request by the General Manager. In addition to these markings, the inlet and outlet shall be clearly identified to indicate the direction of flow. | For point-of-source installation | high |
| #Q011 | design | operational | mandatory | Grease Interceptor Location | wastewater | The owner or operator of a FSE is required to locate a grease interceptor (including a gravity grease interceptor) in areas: That provide adequate access for interceptor maintenance and inspection. That provide access for an effluent sampling port when required under Chapter 681 - Sewers. | high | |
| #Q012 | design | operational | mandatory | Grease Interceptor Installation Procedures | wastewater | The owner/operator of a FSE shall: Obtain a building permit for the installation of a grease interceptor, gravity grease interceptor, or a grease recovery device. This is applicable to new installations and replacement of existing devices. Provide easy access for maintenance. Provide easy access for inspection by the General Manager. If the Toronto Water General Manager determines that an existing grease interceptor is detrimentally affecting the municipal sewage works or any part of it (e.g. a municipal sewer connection or sewer), such as by interfering with water flow or drainage, a new grease interceptor shall be installed in accordance with Chapter 681 - Sewers. A new grease interceptor shall be required where there has been a significant change in the operation of the FSE (e.g. re-organization of infrastructure or expansion) or where a new business commences activity at the premises and/or a new building on the lands is built. | high | |
| #Q013 | design | treatment | mandatory | Required Fixture Connections | wastewater | A. The owner or operator of a FSE shall have the following plumbing fixtures connected to a grease interceptor, grease recovery device, or a gravity grease interceptor: Sinks used for washing pots, pans, dishes, cutlery and kitchen utensils. Drains serving self-cleaning exhaust hoods installed over commercial cooking equipment. Drains serving commercial cooking equipment. Any other fixture that discharges wastewater containing oil and grease. | high | |
| #Q014 | design | treatment | guidance | Permitted Fixture Connections | wastewater | B. The following plumbing fixtures may be connected to a grease interceptor, grease recovery device, or gravity grease interceptor if there is a potential of grease discharge from these fixtures: Floor drains. Mop sinks. Garbage disposal drains. Dishwashers. Drains serving a garbage compactor used to compact garbage that may contain or be contaminated with food waste. | If there is a potential of grease discharge from these fixtures | high |
| #Q015 | prohibition | treatment | mandatory | Prohibited Fixture Connections | wastewater | C. The owner/operator of a FSE shall not allow the following plumbing fixtures to be connected to a grease interceptor, grease recovery device, or gravity grease interceptor: Toilets, urinals and hand sinks. Food/garbage grinders, potato peelers and similar equipment discharging solids (unless they discharge to a solids interceptor prior to being connected to the grease interceptor, grease recovery device or gravity grease interceptors). | high | |
| #Q016 | design | treatment | mandatory | Dishwasher Connection Requirements | wastewater | D. Dishwasher The owner/operator of a FSE shall connect a commercial dishwasher to an appropriately sized grease interceptor (as per the Ontario Building Code). This can include: An appropriately sized dedicated grease interceptor specifically for the dishwasher. A grease interceptor sized to accept the maximum discharge of all connected FOG discharging plumbing fixtures (e.g. gravity grease interceptor with a 30-minute residence time). Alternatively, a pre-rinse sink positioned at the inlet to the dishwasher can be installed. This pre-rinse sink shall discharge into a properly sized grease interceptor and allows the dishwasher not to be connected to a grease interceptor | For commercial dishwashers | high |
| #Q017 | treatment | operational | mandatory | General Grease Interceptor Maintenance | wastewater | The owner/operators of FSEs must maintain and repair grease interceptors so that they are fully operational and effective at all times. Maintenance includes removing 100% of the intercepted substances, thoroughly cleaning the grease interceptor and inspecting its components. ... All FSEs that discharge wastewater containing fat, oil and grease shall maintain a grease interceptor in accordance with this ECP. | high | |
| #Q018 | treatment | operational | mandatory | Servicing Frequency Requirements | wastewater | The owner/operator of a FSE shall service a grease interceptor according to the below frequency: Except otherwise determined by the General Manager, the grease interceptor shall be serviced before the grease and solids, combined, reach 25% of the interceptor's liquid volume or every four weeks, whichever is earlier. ... Solids interceptor with a built-in container to collect solids shall be serviced as indicated above but the solids and liquids from the strainer and vessel will be removed on a daily basis. A grease recovery device shall be maintained in the following manner: As per the manufacturer's recommendation. Remove solids and liquids from strainer and vessel on a daily basis. Daily logs of maintenance and grease removal shall be kept. Gravity grease interceptor shall be maintained in the following manner: Pump-out is required before the FOG and solids exceed 25% of the wetted volume of the tank. | high | |
| #Q019 | treatment | operational | mandatory | Professional and Manual Servicing Requirements | wastewater | The owner/operator of a FSE shall decide on grease interceptor (including gravity grease interceptor) servicing type according to the below requirements: Servicing (cleaning) shall be performed by a Ministry of the Environment and Climate Change (MOECC) approved waste carrier. The owner/operator of a FSE shall obtain from the MOECC approved waste carrier the following servicing information: i. Level of FOG and solids estimate. ii. Proper maintenance frequency estimate. iii. Condition of the grease interceptor. iv. Waste destination. Manual servicing (cleaning) of interceptors is only permitted where an FSE generates a low volume of FOG and has no stove or fryer. The FSE performing this manual cleaning shall: Perform a weekly surface bailout where surface FOG and solids are removed. Perform a monthly vacuuming where FOG, solids and water are removed and the grease interceptor thoroughly cleaned, including pieces of the grease interceptor that can be removed. Keep log sheets as proof of maintenance on site at all times for the General Manager to review. Installation of a maintenance access hole or alternative device approved by the Toronto Water General Manager may also be required for FSEs performing manual servicing (cleaning). | high | |
| #Q020 | operational | operational | mandatory | Proper Disposal Practices | wastewater | The owner/operator of a FSE shall properly dispose of oil and grease collected by a grease interceptor (including a gravity grease interceptor) accordingly: Oil and grease removed from grease interceptors shall not be disposed in the regular garbage. Oil and grease removed from grease interceptors shall not be discharged into the municipal sanitary or combined sewer, municipal storm sewer, or connection to such a sewer including, without limitation, a catch basin, a drainage ditch or surface water. Only MOECC approved waste carriers are permitted to transport the wastes from the grease interceptors. Where manual cleaning of the grease interceptor is done by the FSE, the waste grease and bottom solids should be directed into the organic waste bin and the liquid waste must be stored in a designated waste bin until it can be picked up by a MOECC approved waste carrier. | high | |
| #Q021 | prohibition | treatment | mandatory | Prohibition on Chemical or Other Agents | wastewater | The owner/operator of a FSE shall not use or permit the use of chemical agents, bleach, enzymes, bacteria, solvents, hot water, or other agents to facilitate the passage of FOG through a grease interceptor (including a gravity grease interceptor). | high | |
| #Q022 | operational | operational | mandatory | Employee Education and Training | wastewater | The owner/operator of a FSE shall perform the following tasks to ensure adequate employee training/education: Hold regular employee training on regulations, safety, proper waste management, spill response and record keeping and retention and document the training and keep records on site for 7 years. Have employees perform regular site inspections to ensure spills are cleaned up, grease bins are secured, covered and not overflowing and log sheets are maintained. Post signs that state 'NO FOG DOWN THE DRAIN' throughout the kitchen. | high | |
| #Q023 | operational | operational | mandatory | Kitchen Material and Equipment Requirements | wastewater | The owner/operator of an FSE shall: Use low-phosphate content, water-based cleaners. Place strainers on all sink drains to capture solids and dispose of solids in the green bin. Keep cooking oil out of drains - waste oil can be sold to rendering facilities. Scrape food and grease from plates, pots/pans and utensils into food recycling bin (green bin) before washing. Use absorption material to soak up FOG spills on the kitchen floor and under fryer baskets and FOG from exhaust system filters and hoods. Dispose of soiled material in the green bin or garbage (depending on absorption material used e.g. paper towel, rag, etc.). | high | |
| #Q024 | operational | operational | recommended | Recommended Kitchen Material Practices | wastewater | It is also recommended that the owner/operator of an FSE should: Influence suppliers by: Purchasing products that are free of subject pollutants identified in Municipal Code Chapter 681 - Sewers. Requesting less-toxic alternative products. Requesting they accept materials and containers back for recycling. Not use food/garbage grinders, which may cause your effluent to be high on several parameters and over the Chapter 681 - Sewers limits. Use an efficient pre-rinse spray valve to reduce water and energy consumption. | high | |
| #Q025 | operational | operational | mandatory | Grease and Wastewater Disposal | wastewater | The owner/operator of a FSE shall dispose of grease and wastewater in compliance with Chapter 681 - Sewers and in the following manner: Collect excess grill/frying grease into the waste grease bin for recycling. The wastewater from any indoor cleaning operations (e.g. kitchen exhausts/ducts) shall go through a grease interceptor. Do not pour bleach down any drains. | high | |
| #Q026 | prohibition | operational | mandatory | Catch Basin Discharge Prohibition | wastewater | The owner/operator of a FSE shall not permit wastewater entering catch basins from, but not limited to: Inside the facility (e.g. mop water). Outdoor cleaning (e.g. power washing). Leakage from outdoor waste/oil bins. Exhaust system cleaning. | high | |
| #Q027 | operational | operational | mandatory | Outdoor Practices for Storm Sewer Protection | wastewater | The owner/operator of a FSE shall ensure the following practices are performed to prevent wastewater from entering catch basins: Use watertight outdoor receptacles of adequate size that are not easily tipped over. Recycling barrels and containers for transporting oil shall be covered and secured from spillage and tipping over. Ensure spill response plan, equipment, devices and materials are readily available. Clean up spills immediately using an absorbent material and place it in the dry trash bin. The wastewater from any indoor cleaning operations (e.g. kitchen exhausts/ducts) shall go through a grease interceptor and shall never be poured down or flow into a catch basin. Any outdoor cleaning (e.g. power washing) shall have the wastewater contained, collected and hauled away. Outdoor cleaning wastewater may only be poured into a connection to a municipal sanitary sewer (indoor drain) if the wastewater meets the sanitary sewer limits in Chapter 681 Sewers. Sweep the outside area first before cleaning with water and place the swept material into a waste disposal/trash bin. ... At no time is the wastewater allowed to be left on the roof or allowed to escape down the gutter and into a municipal storm sewer connection or storm sewer in any way. | high | |
| #Q028 | corrective_action | operational | mandatory | Sewer Blockage Servicing | wastewater | When an owner/operator of a FSE is required to repair and/or unclog a privately owned plumbing/sewer line the following shall be performed: Use a MOECC approved flusher truck to flush any FOG blocked lines and vacuum to suck up the FOG and other contents. Use a MOECC approved waste carrier to pump up the FOG and other contents so as to prevent the FOG laden wastewater from reaching the City's sewer system. FOG and any other contents in blocked lines cannot be flushed to the City sewer system. Use a MOECC approved waste carrier to transport the intercepted wastes from line flushing, blockages and catch basin servicing. | When required to repair and/or unclog a privately owned plumbing/sewer line | high |
| #Q029 | operational | operational | mandatory | Mobile Food Vendor General Operations | wastewater | All mobile food vendor owners/operators shall: Store wastewater on site in a separate container from the clean (potable) water and have it labelled dirty water and/or wastewater. Never dispose dirty water/wastewater into the natural environment, roads, catch basins or a municipal storm sewer. Collect waste cooking oil for proper disposal. Properly dispose of wastewater: At their normal place of business in the municipal sewer connection, provided that the connection to the municipal sewer is approved by the General Manager and the discharge meets the sanitary discharge limits in Table 1 - Limits for Sanitary and Combined Sewers Discharge in § 681-2; or By having a MOECC approved waste carrier transport it to a legally authorized (by MOECC and municipality, as applicable) place of disposal. | high | |
| #Q030 | treatment | operational | mandatory | Mobile Food Vendor Grease Interceptor Cleaning | wastewater | The mobile food vendor owner/operator has the option of installing a grease interceptor. Should this option be pursued, cleaning of the grease interceptor shall be performed by either a MOECC approved waste carrier or the mobile food truck operator. ... If cleaned by a MOECC approved waste carrier, cleaning receipts/invoices shall be kept on site at all times showing date and time the grease interceptor was cleaned and what work was performed... If cleaned by an operator, cleanings shall be logged, log sheets shall be kept on site at all times and the FOG disposed of properly (e.g. green bin). Clean out consists of removing all wastewater and FOG as well as cleaning grease interceptor pieces that can be removed. The wastewater collected from the grease interceptor must be stored in a designated waste bin until it can be picked up by a MOECC approved waste carrier. | If a grease interceptor is installed by a mobile food vendor | high |
| #Q031 | operational | operational | mandatory | Special Events and Festivals Wastewater Management | wastewater | Organizers of special events and festivals shall ensure that: Wastewater is not discharged into the natural environment, roads, ditches, catch basins or directly or indirectly into a municipal storm sewer. Wastewater from food preparation (e.g. mobile food trucks) shall discharge through a grease interceptor. ... Waste cooking oil shall be collected for proper disposal. For each permitted direct connection to the sanitary or combined sewer, the wastewater shall pass through a grease interceptor. Domestic wastewater (e.g. from toilets) shall not pass through a grease interceptor. | high | |
| #Q032 | design | treatment | mandatory | Flow Control Installation Requirements | wastewater | All grease and oil interceptors shall have an internal flow control and, where the head will exceed five feet, a secondary flow control shall be required. | high |
| Req ID | Category | Intent | Legal Status | Name | Subdomain(s) | Limit Type | Limit Value | Context | Conditions | Confidence |
|---|---|---|---|---|---|---|---|---|---|---|
| #P001 | design | treatment | guidance | FOG removal efficiency | wastewater | requirement | > 85 % | Hydro-Mechanical Grease Interceptor design parameters. | Applicable to point of use units typically installed under the sinks in the kitchen. | high |
| #P002 | design | treatment | guidance | Flow rating (minimum) | wastewater | requirement | >= 26 L/min | Hydro-Mechanical Grease Interceptor flow ratings. | Applicable to hydro-mechanical grease interceptors. | high |
| #P003 | design | treatment | guidance | Flow rating (maximum) | wastewater | requirement | <= 380 L/min | Hydro-Mechanical Grease Interceptor flow ratings. | Applicable to hydro-mechanical grease interceptors. | high |
| #P004 | design | treatment | guidance | Gravity grease interceptor size | wastewater | requirement | 300-2000 gallons | Gravity grease interceptor capacities for high-flow applications. | Used in large kitchens and industrial premises. | high |
| #P005 | operational | operational | mandatory | Grease and solids accumulation limit | wastewater | requirement | <= 25 % | Servicing Frequency for grease interceptors. | The grease interceptor shall be serviced before the grease and solids, combined, reach 25% of the interceptor's liquid volume or every four weeks, whichever is earlier. | high |
| #P006 | design | operational | mandatory | Head threshold for secondary flow control | wastewater | requirement | > 5 feet | Grease Interceptor (G.I.) Installation. All grease and oil interceptors shall have an internal flow control and, where the head will exceed five feet, a secondary flow control shall be required. | Applicable during grease interceptor installation as per Ontario Building Code. | high |
| #P007 | operational | operational | mandatory | Alternative format request acknowledgment timeframe | other | requirement | <= 3 business days | Timeframe for acknowledging requests for alternative formats of the OPHS information. | Applicable when a request for an alternative format is received by OPHS.Protocols.moh@ontario.ca | high |
| #P008 | operational | operational | mandatory | Alternative format content delivery timeframe | other | requirement | <= 15 business days | Timeframe for providing the requested content in an alternative format. | Applicable following the acknowledgment of an alternative format request. | high |
| #P009 | chemical | treatment | mandatory | Effluent Oil and Grease Concentration Limit | wastewater | MAC | <= 15 mg/L | Effluent at point of discharge from oil interceptor | Applicable to automotive service facilities discharging non-domestic wastewater | high |
| #P010 | design | treatment | recommended | Oil Interceptor Minimum Retention Time | wastewater | treatment_goal | >= 2 hours | Oil interceptor design criteria | Based on maximum expected flow | high |
| #P011 | operational | operational | mandatory | Oil Interceptor Sludge Depth Limit (Absolute) | wastewater | requirement | <= 15 cm | Maximum allowable bottom sludge before cleaning | Maintenance of oil interceptors | high |
| #P012 | operational | operational | mandatory | Oil Interceptor Sludge Depth Limit (Percentage) | wastewater | requirement | <= 25 % | Percentage of wetted height for bottom sludge | Maintenance of oil interceptors | high |
| #P013 | operational | operational | mandatory | Oil Interceptor Floating Oil Limit | wastewater | requirement | <= 5 cm | Maximum allowable floating oil/grease before cleaning | Maintenance of oil interceptors | high |
| #P014 | operational | operational | mandatory | Sand and Grit Interceptor Solids Limit | wastewater | requirement | <= 75 % | Solids accumulation limit in wetted height | Maintenance of vehicle washing area interceptors | high |
| #P015 | operational | reporting | mandatory | Spill Reporting Deadline | other | requirement | <= 5 days | Submission of detailed spill report to Toronto Water | Following the occurrence of a spill | high |
| #P016 | operational | reporting | mandatory | Record Retention Period | other | requirement | 7 years | Retention of inspection, maintenance, and waste disposal records | Records must be maintained on site | high |
| #P017 | operational | operational | mandatory | Pollution Prevention Plan Frequency | other | requirement | 6 years | Cycle for submitting P2 plans for facilities not following BMP | Required by Sewers Bylaw if BMP declaration not submitted | high |
| #P018 | operational | treatment | recommended | Stormceptor Sediment Thickness Limit | wastewater | requirement | 200 mm | Allowable sediment thickness for smaller Stormceptor units | Periodic maintenance of collection systems | high |
| #P019 | physical | operational | mandatory | Vehicle Washing Cleaning Product pH | wastewater | requirement | 6.0-10.5 pH | pH range of cleaners at point of use | To minimize dissolving metals during vehicle washing | high |
| #P020 | operational | reporting | mandatory | Spill Reporting Deadline | other | requirement | <= 5 days | Submission of detailed spill report to Toronto Water | Following the occurrence of a spill | high |
| #P021 | operational | reporting | mandatory | Record Retention Period | other | requirement | 7 years | Retention of inspection, maintenance, and waste disposal records | Records must be maintained on site for a minimum period | high |
| #P022 | design | treatment | recommended | Gravity Grease Interceptor Retention Time | wastewater | treatment_goal | ~ 30 minutes | Retention time to separate and trap FOG and solids | Applicable to large in-ground passive interceptors | high |
| #P023 | operational | operational | mandatory | Standard Servicing Frequency | wastewater | requirement | 4 weeks | Maximum interval between grease interceptor cleanings | Unless 25% combined grease/solids volume is reached earlier | high |
| #P024 | operational | operational | guidance | Maximum Authorized Servicing Extension | wastewater | requirement | <= 8 weeks | Extension granted by General Manager based on daily measurement records | If records show combined grease/solids do not reach 25% within 4 weeks | high |
| #P025 | operational | reporting | mandatory | Maximum Individual Fine | other | requirement | <= 75000 CAD | Conviction for contraventions of Chapter 681 - Sewers | Applies to individuals | high |
| #P026 | operational | reporting | mandatory | Maximum Corporate Fine | other | requirement | <= 100000 CAD | Conviction for contraventions of Chapter 681 - Sewers | Applies to corporations | high |
| #P027 | operational | operational | mandatory | Manual servicing surface bailout frequency | wastewater | requirement | 1 week | Manual servicing (cleaning) of interceptors for FSEs with low FOG volume and no stove/fryer. | Must perform a surface bailout where surface FOG and solids are removed. | high |
| #P028 | operational | operational | mandatory | Manual servicing vacuuming frequency | wastewater | requirement | 1 month | Manual servicing (cleaning) of interceptors for FSEs with low FOG volume and no stove/fryer. | Must perform vacuuming where FOG, solids and water are removed and the interceptor is thoroughly cleaned. | high |
| #P029 | operational | operational | mandatory | Silt valve operation duration | wastewater | requirement | 10 seconds | Maintenance of Grease Recovery Devices. | Silt valve must be held while running water through the sink. | high |
| #P030 | operational | reporting | mandatory | Spill reporting deadline | other | requirement | <= 5 days | Submission of a detailed written spill report to Toronto Water. | Following the occurrence of a spill. | high |
| #P031 | operational | reporting | mandatory | Regulatory record retention period | other | requirement | 7 years | Retention of accurate and up-to-date records on grease, oil, and waste disposal. | Records must be kept and maintained by the owner/operator. | high |
| #P032 | design | treatment | guidance | FOG removal efficiency | wastewater | requirement | > 85 % | Hydro-Mechanical Grease Interceptor design parameters | Applicable to point of use units typically installed under kitchen sinks | high |
| #P033 | design | treatment | guidance | Flow rating (minimum) | wastewater | requirement | >= 26 L/min | Hydro-Mechanical Grease Interceptor flow ratings | Standard rating for hydro-mechanical grease interceptors | high |
| #P034 | design | treatment | guidance | Flow rating (maximum) | wastewater | requirement | <= 380 L/min | Hydro-Mechanical Grease Interceptor flow ratings | Standard rating for hydro-mechanical grease interceptors | high |
| #P035 | design | treatment | guidance | Gravity grease interceptor size | wastewater | requirement | 300-2000 gallons | Gravity grease interceptor capacities for high-flow applications | Used in large kitchens and industrial premises | high |
| #P036 | operational | operational | mandatory | Grease and solids accumulation limit | wastewater | requirement | 25 % | Combined volume of grease and solids requiring servicing | Applies to both hydro-mechanical and gravity grease interceptors | high |
| #P037 | design | operational | mandatory | Head threshold for secondary flow control | wastewater | requirement | > 5 feet | Grease and oil interceptor installation requirements | When head exceeds this value, secondary flow control is required | high |
| #P038 | design | treatment | guidance | Gravity Grease Interceptor Retention Time | wastewater | treatment_goal | 30 minutes | Retention time required to separate and trap FOG and solids | Standard design parameter for gravity interceptors | high |
| #P039 | operational | operational | mandatory | Standard Servicing Frequency | wastewater | requirement | 4 weeks | Maximum interval between grease interceptor cleanings | Unless 25 percent combined grease/solids volume is reached earlier | high |
| #P040 | operational | operational | guidance | Maximum Authorized Servicing Extension | wastewater | requirement | 8 weeks | Maximum servicing interval extension granted by General Manager | If records show combined grease/solids do not reach 25 percent within 4 weeks | high |
| #P041 | operational | reporting | mandatory | Maximum Individual Fine | other | requirement | 75000 CAD | Conviction for contraventions of Chapter 681 - Sewers | Applies to individuals per conviction | high |
| #P042 | operational | reporting | mandatory | Maximum Corporate Fine | other | requirement | 100000 CAD | Conviction for contraventions of Chapter 681 - Sewers | Applies to corporations per conviction | high |
| #P043 | operational | reporting | mandatory | Spill Reporting Deadline | wastewater | requirement | <= 5 days | Submission of a detailed written spill report to Toronto Water. | Following the occurrence of a spill and initial 311 report. | high |
| #P044 | operational | reporting | mandatory | Record Retention Period | wastewater | requirement | >= 7 years | Maintenance of records on grease, oil, and waste disposal. | Applies to service contracts, invoices, and maintenance logs. | high |
| #P045 | design | treatment | recommended | Hydro-Mechanical G.I. FOG removal efficiency | wastewater | treatment_goal | > 85 % | Design standard for hydro-mechanical grease interceptors. | Typically installed under kitchen sinks. | high |
| #P046 | design | treatment | mandatory | Hydro-Mechanical G.I. Minimum Flow Rating | wastewater | requirement | >= 26 L/min | Flow rating requirements for hydro-mechanical interceptors. | high | |
| #P047 | design | treatment | mandatory | Hydro-Mechanical G.I. Maximum Flow Rating | wastewater | requirement | <= 380 L/min | Flow rating requirements for hydro-mechanical interceptors. | high | |
| #P048 | design | treatment | guidance | Gravity Grease Interceptor Capacity | wastewater | requirement | 300-2000 gallons | Capacity range for large in-ground passive interceptors. | Used for high-flow applications in industrial premises. | high |
| #P049 | operational | operational | mandatory | Standard Servicing Accumulation Limit | wastewater | requirement | < 25 % | Threshold for pumping out the grease interceptor. | Servicing required before grease and solids reach 25% of liquid volume. | high |
| #P050 | operational | operational | mandatory | Manual Servicing Surface Bailout Frequency | wastewater | requirement | 1 week | Maintenance frequency for low-volume FOG establishments. | Removal of surface FOG and solids. | high |
| #P051 | operational | operational | mandatory | Manual Servicing Vacuuming Frequency | wastewater | requirement | 1 month | Maintenance frequency for low-volume FOG establishments. | Removal of all FOG, solids, and water with thorough cleaning. | high |
| #P052 | operational | operational | mandatory | Silt Valve Operation Duration | wastewater | requirement | >= 10 seconds | Maintenance of Grease Recovery Devices. | Valve held while water is running through the sink. | high |
| #P053 | design | operational | mandatory | Secondary Flow Control Head Threshold | wastewater | requirement | > 5 feet | Grease Interceptor installation requirements per Ontario Building Code. | Secondary flow control required when head exceeds this limit. | high |
| Req ID | Category | Name | Context | Confidence |
|---|---|---|---|---|
| #D001 | Canadian Standards Association (CSA) | A private, not-for-profit membership-based Standards Development Organization (SDO) in Canada. | high | |
| #D002 | Catch basins | The square grates by roadsides and parking lots are called catch basins and these are part of the storm sewer system. Catch basins transmit rainwater and snowmelt to the nearest creek, river or lake without treatment. | high | |
| #D003 | Contaminant | A substance that is not naturally present in the environment or is present in elevated amounts, which, if in sufficient concentration, can adversely affect human health, flora, fauna and/or the natural environment. | high | |
| #D004 | Effluent | The liquid flowing out of a facility or household into a sewer system or water body. | high | |
| #D005 | Flow control | A device that is installed upstream from an interceptor and has a permanent orifice that controls the rate of flow through the interceptor. | high | |
| #D006 | Flow rating | The maximum flow at which a grease interceptor will meet the FOG or sediment retention requirements of the CSA B481 Series. | high | |
| #D007 | Fixture | A receptacle, appliance, apparatus or other device that discharges wastewater and includes floor drains. | high | |
| #D008 | FOG | Non-soluble organic fats, oils, and greases from animal or vegetable sources. | high | |
| #D009 | Food/garbage grinder | A fixture that is a mechanical device (also known as a garburator) used to reduce the particle size of food waste. | high | |
| #D010 | Garbage compactor | A mechanical device used to compress garbage to reduce volume. | high | |
| #D011 | GPM | Gallons (US liquid) per minute. All references to gallons are to US liquid gallons. | high | |
| #D012 | Grease interceptor | A device designed and installed to separate and retain oil and grease from wastewater, while permitting wastewater to discharge to sanitary sewer. | high | |
| #D013 | Grease removal device (GRD) | A plumbing device that intercepts free-floating fats, oils, and grease from wastewater and discharges automatically without intervention from the user except for maintenance. | high | |
| #D014 | Ontario Building Code (OBC) | A code regulated under the Ministry of Municipal Affairs and Housing. | high | |
| #D015 | Sanitary sewer | A sewer for the collection and transmission of domestic or industrial sewage or any combination thereof. | high | |
| #D016 | Sewers Bylaw - Toronto's Municipal Code | Sewers, Chapter 681, to regulate the quality of wastewater into the natural environment and sewer systems. | high | |
| #D017 | Solids interceptor | A plumbing device installed in upstream of a grease interceptor to intercept particles or sediments. | high | |
| #D018 | Spill Response Plan | A written plan developed by the owner or operator of a food service establishment to respond to any spills at the facility's site. | high | |
| #D019 | Storm sewer | A sewer for the collection and transmission of uncontaminated water, storm water, drainage from land or from a watercourse or any combination thereof. | high | |
| #D020 | Wastewater | Any liquid containing animal, vegetable, mineral or chemical matter in solution or in suspension but does not include storm water or uncontaminated water. | high | |
| #D021 | Food Service Establishments (FSEs) | These establishments are involved in the preparation, processing, heating, cooking, packaging, shipping, sales or serving of food. | high | |
| #D022 | Hydro-Mechanical Grease Interceptor | The most common grease interceptor, also known as a grease trap, is a small point of use unit typically installed under the sinks in the kitchen. These devices employ a flow restrictor and are designed to remove over 85% of the incoming FOG. Food solids along with fats, oils, and grease are trapped and stored in these devices. | high | |
| #D023 | Grease Recovery Device | This is a hydro-mechanical grease interceptor with the capability of removing the floating grease to an outside vessel. The recovered grease or 'yellow grease' is recycled with the waste vegetable oil from the kitchen deepfryers. | high | |
| #D024 | Gravity Grease Interceptor | Gravity grease interceptors are large in-ground passive interceptors that have long retention time (about 30 minutes instead of 1 minute) to separate and trap the FOG and solids from the waste stream. These interceptors range in size from 300 to 2000 gallons and are constructed of concrete, fiberglass, or steel. | high | |
| #D025 | FAA | Federal Aviation Administration | high | |
| #D026 | primary airport | A primary airport is a commercial service airport with more than 10,000 passenger boardings each year (49 U.S.C. 47102). | high | |
| #D027 | general permits | An NPDES general permit is written to cover multiple dischargers with similar operations and types of discharges. | high | |
| #D028 | NPDES | National Pollutant Discharge Elimination System | high | |
| #D029 | PFAS | Per- and Polyfluoroalkyl Substances | high | |
| #D030 | NPDWR | National Primary Drinking Water Regulation | high | |
| #D031 | small systems | those serving 10,000 or fewer people | high | |
| #D032 | HFPO-DA | commonly known as GenX | high | |
| #D033 | UCMR 5 | fifth Unregulated Contaminant Monitoring Rule | high | |
| #D034 | SDWA | Safe Drinking Water Act | high |