| #Q001 | design | health | mandatory | Backflow Prevention Device Installation | drinking water | The Water Supply By-law protects the integrity of Toronto's drinking water distribution system by requiring the installation and maintenance of backflow prevention devices at ICI and multi-residential properties. | Applicable to ICI (industrial, commercial, and institutional) and multi-residential properties. | high |
| #Q002 | administrative | treatment | mandatory | Pollution Prevention Plans Implementation | wastewater | The Sewers By-law sets strict concentration limits and requires industries to implement Pollution Prevention Plans. | Applicable to industries under the Sewers By-law. | high |
| #Q003 | treatment | treatment | mandatory | Amalgam Separator Installation | wastewater | For example, dental offices must install amalgam separators to prevent mercury and other metal particles from entering the sewer system. | Applicable to dental offices. | high |
| #Q004 | reporting | reporting | mandatory | Compliance Agreement Monitoring and Reporting | wastewater | The agreement is designed to ensure that the company achieves compliance by the conclusion of the agreement and includes a requirement for regular sampling and progress reporting to the City. | Applicable to companies temporarily permitted to exceed by-law discharge limits under an approved Compliance Agreement. | high |
| #Q005 | reporting | reporting | mandatory | Pollution Prevention (P2) Plan Submission | wastewater | This program requires industries discharging any amount of the 33 subject pollutants identified in the Sewers By-law to submit and maintain a P2 Plan until that business continually meets the requirements of and is participating in a Best Management Practices plan (BMP). | Applicable to industries discharging any amount of the 33 subject pollutants identified in the Sewers By-law. | high |
| #Q006 | monitoring | health | mandatory | Recreational Water E. coli Monitoring | recreational water | Seven days a week, from late May to Labour Day, water samples are taken at each of the City's ten supervised beaches and analyzed for E. coli levels. | Conducted seven days a week from late May to Labour Day at each of the ten supervised beaches. | high |
| #Q007 | reporting | reporting | mandatory | Recreational Water Public Health Reporting | recreational water | Results are forwarded to Toronto Public Health, which determines if beaches should be posted as safe for swimming or not. | Applicable after E. coli monitoring results are obtained from the supervised beaches. | high |
| #Q008 | design | operational | mandatory | Effluent Sampling Facility Installation | wastewater | The owner of a plant shall, for each type of effluent deposited by the plant, install and maintain facilities, including sampling connections and flow measuring devices, of such type as the Minister may in writing approve for sampling and analysing effluents for the purpose of enabling the Minister to determine whether the owner is complying with the limits of authorized deposits prescribed by section 5 | Applicable to all owners of new or expanded plants depositing deleterious substances. | high |
| #Q009 | operational | operational | mandatory | Composite Sample Collection Method | wastewater | A composite sample shall be obtained by collecting effluent discharged from a plant during a processing day (a) continually during a sampling period of 24 hours at a rate in proportion to the flow rate of the effluent discharged; or (b) in such a manner that equal volumes of effluent are delivered into a receptacle at equal intervals not longer than one hour during a sampling period of 24 hours. | Applicable when taking the regular samples required by section 8. | high |
| #Q010 | monitoring | operational | mandatory | Sampling Frequency Requirement | wastewater | The sampling referred to in paragraph 6(b) shall be made (a) in the case of a plant where the weekly quantity of raw potatoes processed is less than 400 tonnes, on one processing day each week; and (b) in the case of a plant where the weekly quantity of raw potatoes processed is 400 tonnes or more, on two processing days each week. | Weekly processing volume determines if sampling occurs once or twice per week. | high |
| #Q011 | monitoring | treatment | mandatory | Adherence to Standard Analytical Procedures | wastewater | For the purposes of paragraph 6(c), procedures pertaining to sampling, preservation and storage of samples and prevention of interference relating to the test methods referred to in paragraph (1)(a), as outlined in the general sections of the publication Standard Methods for the Examination of Water and Waste Water, 14th edition (1975), published jointly by the American Public Health Association, American Water Works Association and the Water Pollution Control Federation, shall be adhered to. | Applies to all required effluent analysis for BOD and TSS. | high |
| #Q012 | monitoring | operational | mandatory | Continuous Flow Recording | wastewater | For the purpose of paragraph 6(d), the flow of each type of effluent deposited by a plant shall be measured continuously and recorded. | Applies to every type of effluent deposited by the plant. | high |
| #Q013 | reporting | reporting | mandatory | Monthly Compliance Reporting | wastewater | The owner of a plant shall, within 30 days after the end of each month, sign, date and forward to the Minister a report, in such form as the Minister may in writing approve, showing for that month [actual daily deposits, average daily deposits, pH, production data, and total daily flow]. | Must be submitted within 30 days of month end. | high |
| #Q014 | reporting | reporting | mandatory | Initial Production Declaration | wastewater | The owner of a new plant shall, before he deposits any deleterious substance prescribed by section 4, and the owner of an expanded plant shall, within 30 days of becoming subject to these Regulations, sign, date and forward to the Minister a declaration... showing the projected weekly production... showing the projected annual production... and listing the major products produced. | Applies to new plants before deposit or expanded plants within 30 days of expansion trigger. | high |
| #Q015 | reporting | reporting | mandatory | Annual Production Declaration | wastewater | The owner of a plant shall, within 30 days after the end of each calendar year, sign, date and forward to the Minister a declaration, in such form as the Minister may in writing approve, showing the actual production of the plant for the previous year in terms of tonnes of raw potatoes processed. | Required annually by January 30th for the previous calendar year. | high |
| #Q016 | operational | treatment | mandatory | Authorized pH Range | wastewater | the pH of each composite sample of effluent, determined in accordance with subsection 9(3), is between 6.0 and 9.0. | Conditional requirement for the authorized deposit of deleterious substances. | high |
| #Q017 | reporting | reporting | mandatory | Spill Reporting to General Manager | wastewater, other | Failure to report a spill to the General Manager. | In the event of a spill incident. | high |
| #Q018 | administrative | operational | mandatory | Private Water Source Discharge Agreements and Permits | wastewater | The City enters into agreements and permits with applicants and property owners who draw from private water sources (e.g. groundwater) and discharge into the City sanitary, combined, or storm sewers. | Applies to property owners drawing from private water sources (e.g. groundwater) discharging into the City sewer system. | high |
| #Q019 | treatment | treatment | mandatory | Grease Interceptor Installation | wastewater | Failure to install a grease interceptor. | Applicable to relevant commercial facilities such as restaurants as identified under the Sewers By-Law. | high |
| #Q020 | design | operational | mandatory | Water Meter Installation | drinking water | Failure to have a water meter installed. | Applicable to properties under the Water Supply By-law. | high |
| #Q021 | operational | treatment | mandatory | Storm Sewer Discharge Quality Standards | wastewater, other | Discharges into storm sewers, which flow into watercourses, rivers, and Lake Ontario, are not subject to a fee but must meet specific quality and quantity requirements. | Applicable to all discharges into the municipal storm sewer system. | high |
| #Q022 | design | health | mandatory | Backflow Prevention Device Installation | drinking water | The Water Supply By-law protects the integrity of Toronto's drinking water distribution system by requiring the installation and maintenance of backflow prevention devices at ICI and multi-residential properties. | Applicable to ICI and multi-residential properties | high |
| #Q023 | administrative | treatment | mandatory | Pollution Prevention Plans Implementation | wastewater | The Sewers By-law sets strict concentration limits and requires industries to implement Pollution Prevention Plans. | Applicable to industries under the Sewers By-law | high |
| #Q024 | treatment | treatment | mandatory | Amalgam Separator Installation | wastewater | dental offices must install amalgam separators to prevent mercury and other metal particles from entering the sewer system. | Applicable to dental offices | high |
| #Q025 | reporting | reporting | mandatory | Pollution Prevention (P2) Plan Submission | wastewater | This program requires industries discharging any amount of the 33 subject pollutants identified in the Sewers By-law to submit and maintain a P2 Plan until that business continually meets the requirements of and is participating in a Best Management Practices plan (BMP). | Applicable to industries discharging any of the 33 subject pollutants | high |
| #Q026 | reporting | reporting | mandatory | Compliance Agreement Monitoring and Reporting | wastewater | The agreement is designed to ensure that the company achieves compliance by the conclusion of the agreement and includes a requirement for regular sampling and progress reporting to the City. | Applicable to companies under an approved Compliance Agreement | high |
| #Q027 | monitoring | health | mandatory | Recreational Water E. coli Monitoring | recreational water | Seven days a week, from late May to Labour Day, water samples are taken at each of the City's ten supervised beaches and analyzed for E. coli levels. | City supervised beaches from late May to Labour Day | high |
| #Q028 | reporting | health | mandatory | Recreational Water Health Advisory Threshold | recreational water | Toronto's beaches are posted advising against swimming if E. coli levels exceed 100 cfu per 100mL of water. | When E. coli levels exceed 100 cfu/100mL | high |
| #Q029 | operational | treatment | mandatory | Storm Sewer Discharge Quality Requirements | wastewater, other | Discharges into storm sewers, which flow into watercourses, rivers, and Lake Ontario, are not subject to a fee but must meet specific quality and quantity requirements. | All discharges into storm sewers | high |
| #Q030 | treatment | operational | mandatory | Grease Interceptor Installation Duty | wastewater | Failure to install a grease interceptor. | Applicable to relevant commercial facilities under Sewers By-law | high |
| #Q031 | reporting | reporting | mandatory | Spill Reporting Duty | wastewater, other | Failure to report a spill to the General Manager. | Mandatory following a spill event | high |
| #Q032 | administrative | operational | mandatory | Private Water Discharge Permits | wastewater | Discharging private water to the storm sewer system without an agreement or permit. | Applies to property owners drawing from private sources like groundwater | high |
| #Q033 | design | operational | mandatory | Water Meter Installation Duty | drinking water | Failure to have a water meter installed. | Applicable to properties under the Water Supply By-law | high |
| #Q034 | corrective_action | operational | mandatory | Compliance with Orders to Comply | wastewater | Depending on the circumstances, the violator may be given time to resolve the issue voluntarily or, if immediate action is needed, issued an Order to Comply requiring prompt corrective measures. | Applicable when a violation is identified and immediate corrective action is deemed necessary by Toronto Water staff. | high |
| #Q035 | administrative | operational | mandatory | Industrial Waste Surcharge Fee Payment | wastewater | The results determine the fees the company must pay the City for treating excess discharge above the By-law limits. | Applicable to businesses exceeding sanitary sewer discharge limits for BOD, TSS, TP, Phenols, or TKN under an Industrial Waste Surcharge Agreement. | high |
| #Q036 | operational | operational | mandatory | Compliance Agreement Condition Adherence | wastewater | Failure to meet the conditions outlined in the agreement may result in its termination. | Applicable to companies operating under an approved Compliance Agreement while undertaking upgrades. | high |