| Req ID | Category | Intent | Legal Status | Name | Subdomain(s) | Context | Conditions | Confidence |
|---|---|---|---|---|---|---|---|---|
| #Q001 | design | unknown | mandatory | Compliance with Latest Standards and Specifications | wastewater, drinking water, other | All sanitary sewers, storm sewers, watermains, their appurtenances and all roadways being constructed within the city of Toronto, will be in accordance with the latest edition of the standards and specifications which are available from the Engineering and Construction Services division. | high | |
| #Q002 | design | unknown | mandatory | Design for Greatest Possible Demand | wastewater, drinking water | Municipal sewer and water systems shall be designed using the greatest possible demand considering the full range of potential land uses which could occur in an area. | high | |
| #Q003 | prohibition | operational | mandatory | Prohibition of Uncontaminated Water Discharge to Sanitary | wastewater | The discharge of non-contact cooling water or uncontaminated water to a sanitary sewer or combined sewer from any new residential properties is prohibited as described in the Sewer Use Bylaw, Chapter 681 of the Toronto Municipal Code. | Applies to new residential properties | high |
| #Q004 | prohibition | unknown | mandatory | Prohibition of New Combined Sewers | wastewater | The construction of new combined sewers is no longer permitted other than for the replacement of existing combined sewers within the city's defined combined sewer area. | Except for the replacement of existing combined sewers within the city's defined combined sewer area. | high |
| #Q005 | prohibition | unknown | mandatory | Prohibition of New Storm Connections to Combined Sewers | wastewater | New storm drainage systems cannot be connected to existing combined sewers except as an interim measure where sewer separation is to be ultimately implemented or where circumstances allow no other alternative. | Except as an interim measure where sewer separation is to be ultimately implemented or where circumstances allow no other alternative. | high |
| #Q006 | administrative | unknown | mandatory | Downstream Capacity Review Required | wastewater | All residential, commercial, institutional, and industrial rezoning and official plan amendment applications must include a review of available downstream capacity with respect to the sanitary sewer all the way to the trunk sewer. | Applies to rezoning and official plan amendment applications. | high |
| #Q007 | prohibition | operational | mandatory | Prohibition of Foundation Drains to Sanitary Sewer | wastewater | The connection of foundation drains to the sanitary sewer system is not permitted for new developments, unless authorized through a Sanitary Discharge Agreement when the effluent quality does not meet the Toronto Municipal Code, Chapter 681, Sewers Table 1 for sanitary and combined sewers and Table 2 for storm sewers. | Unless authorized through a Sanitary Discharge Agreement. | high |
| #Q008 | prohibition | operational | mandatory | Prohibition of Private Water Discharge | wastewater | The discharge of private water, including groundwater to the City's sewage works is prohibited under Toronto Municipal Code Chapter 681, Sewers unless an exemption against these provisions and a connection to City's sewage works is authorized by the General Manager of Toronto Water. | Unless an exemption and connection is authorized by the General Manager of Toronto Water. | high |
| #Q009 | design | operational | mandatory | Free Flow Condition in Sanitary Sewers | wastewater | Sanitary sewers will be designed to operate under free flow conditions during dry weather unless the receiving sewer is experiencing surcharge due to outlet conditions. | Unless the receiving sewer is experiencing surcharge due to outlet conditions. | high |
| #Q010 | operational | operational | mandatory | Treatment of Abandoned Pipes | wastewater, other | Abandoned pipes shall be left in place according to TS 510 and the pipe shall be capped on both ends. | high | |
| #Q011 | prohibition | operational | mandatory | Prohibition of Invert to Invert Connections at Maintenance Holes | wastewater | Sewer connections at maintenance holes will be obvert to obvert. If this is not possible, the downstream pipe obvert will be lower than the upstream pipe obvert. Invert to invert connections will not be allowed. | high | |
| #Q012 | prohibition | operational | mandatory | Individual Sanitary Service Connections Mandatory | wastewater | Sanitary service connections to single family and semi-detached dwellings will be individual service connections. No dual connections are permitted. | Applies to single family and semi-detached dwellings. | high |
| #Q013 | prohibition | operational | mandatory | Prohibition of Extraneous Connections to Sanitary Sewer | wastewater | No new connections for foundation drains, weeping tile drainage, or roof drains are permitted to connect to the sanitary sewer in accordance with Sewer Use Bylaw, Chapter 681 of the Toronto Municipal Code. | high | |
| #Q014 | design | operational | mandatory | Control Maintenance Hole Location | wastewater | The City requires a control maintenance hole located on the property of the owner, as close to the property line as possible as per Section 681-10-A. (1) of the Toronto Municipal Code. | Applies to multi-family, commercial, industrial and institutional developments. | high |
| #Q015 | monitoring | reporting | mandatory | Private Water Sampling Access Point | wastewater | When groundwater is discharged to the municipal sewer system, the City requires a private water sampling access point located on the property of the owner to monitor the quality and quantity of private water discharged to the City's sewage works in accordance with Chapter 681, Sewers, Section 681-10-A of the Toronto Municipal Code. | When groundwater is discharged to the municipal sewer system. | high |
| #Q016 | design | health | mandatory | Storm Backwater Prevention Valves Requirement | wastewater, other | Storm backwater prevention valves are required on all foundation drain systems connecting to storm or combined sewer systems to minimize backup of stormwater, where an exemption has been made by the City to allow foundation drain connections. | Where an exemption has been made by the City to allow foundation drain connections. | high |
| #Q017 | prohibition | operational | mandatory | Prohibition of Direct Private Storm Sewer Connection | wastewater, other | The direct connection of any new private storm sewer to a municipal storm sewer system is prohibited for any new or reconstructed residential, industrial, commercial, or institutional buildings. | For any new or reconstructed residential, industrial, commercial, or institutional buildings. Exemptions apply if supported by a stormwater management report. | high |
| #Q018 | prohibition | operational | mandatory | Prohibition of Roof Drains to Sewers | wastewater | No new connections to a sanitary, combined, or storm sewer will be permitted for roof water drains or downspouts for low rise residential buildings. | For low rise residential buildings. | high |
| #Q019 | treatment | health | mandatory | Backflow Prevention Device Installation | drinking water | Where there is a risk of contamination at a property, such as non-potable water, wastewater, or any other liquid, chemical or substance entering the waterworks that may affect the quality of the water supply, the owner of the property will install a backflow prevention device. | Where there is a risk of contamination at a property. | high |
| #Q020 | design | operational | mandatory | Tracer Wires on Non-Metallic Watermains | drinking water | Tracer wires will be installed on all non-metallic watermains along the full length of the pipe to provide a means of locating the main. | Applies to all non-metallic watermains. | high |
| #Q021 | prohibition | unknown | mandatory | Prohibition of Waste Discharge to Receiving Waters | aquatic life, recreational water | The dumping, deposition or discharge of the following wastes from land, docks, or boats directly into receiving waters, or adjacent to such waters in any manner that may allow its being transported into the waters is prohibited: 1. Paint chips; 2. Blasting materials; 3. Paint overspray; 4. Paint spills; 5. Water contaminated with abrasive blast materials, paint, oils, fuels, lubricants, solvents, or petroleum; 6. Hydro-blast water; 7. Tank cleaning water used to remove sludge and/or dirt; 8. Clarified water from oil and water separators, except for storm water discharges treated by an oil and water separator and reported by the Discharger to the San Diego Water Board; 9. Steam cleaning water; 10. Pipe and tank hydrostatic test water; 11. Saltbox water; 12. Hydraulic oil leaks and spills; 13. Fuel leaks and spills; 14. Trash; 15. Refuse and rubbish including, but not limited to, any cans, bottles, paper, plastic, vegetable matter, or dead animals deposited or caused to be deposited by human activities; 16. Fiberglass dust; 17. Swept materials; 18. Ship repair and maintenance activity debris; 19. Waste zinc plates; 20. Marine fouling organisms except the discharge of marine fouling organism removed from unpainted, uncoated surfaces by underwater operations; 21. Demineralizer and reverse osmosis brine; 22. Oily bilge water; 23. Materials of petroleum origin in sufficient quantities to be visible; and 24. Polychlorinated biphenyl compounds, such as those used for transformer fluid. | high | |
| #Q022 | prohibition | treatment | mandatory | First Flush Discharge Prohibition | aquatic life, recreational water | The discharge of the first flush of storm water from each storm (first 0.25 inches of rainfall) from maintenance and repair areas, storage areas, or other onsite locations where industrial activity may occur (including floating drydocks, if any) is prohibited. | high | |
| #Q023 | administrative | reporting | mandatory | Notice of Intent and Authorization Requirement | other | Any person proposing to discharge industrial storm water runoff from a boatyard or a boat maintenance and repair facility located adjacent to a surface water in the San Diego Region shall submit a completed Notice of Intent (NOI) Form (Attachment G) with filing fee for coverage under this General Order and obtain authorization from the San Diego Water Board prior to discharging industrial storm water runoff. | The filing fee only applies to new Dischargers. Existing Dischargers will continue to be invoiced annually. | high |
| #Q024 | operational | treatment | mandatory | SWPPP Development and Implementation | other | The Discharger shall develop, implement, and maintain a Storm Water Pollution Prevention Plan (SWPPP) consistent with the requirements of Attachment J of this General Order. The SWPPP shall address all areas on which industrial activities occur (including floating drydocks, if any). | high | |
| #Q025 | administrative | reporting | mandatory | Vessel Owner/Operator Notification | recreational water | The Discharger shall develop and implement a method of notifying the owner/operator of each vessel at the Dischargers leasehold of their obligation to prevent the discharge of waste and to comply with Basin Plan Prohibitions regarding the discharge of sewage from vessels as stated below. | high | |
| #Q026 | operational | treatment | mandatory | Floating Drydock Deck Cleaning | wastewater, aquatic life | Prior to submergence, or flooding, the entire area of the floating drydock deck shall be cleaned by scraping, broom cleaning, and power and pressure washing or other effective best management practices (BMPs) as soon as practical. | Prior to submergence or flooding of the floating drydock | high |
| #Q027 | administrative | operational | mandatory | Onsite Document Maintenance | other | A copy of this General Order and the NOA shall be maintained onsite at the facility, and shall be available to San Diego Water Board, State Water Board, and USEPA personnel and/or their authorized representative at all times. | high | |
| #Q028 | reporting | reporting | mandatory | Annual Boatyard Checklist Submission | other | The Discharger shall complete and submit the Annual Boatyard Checklist (Attachment I) to the San Diego Water Board annually on August 1. | Annually on August 1 | high |
| #Q029 | administrative | operational | mandatory | Hazardous Material Record Keeping | other | The Discharger shall maintain records of the hazardous materials used at its Facility over the previous 5-year period and make these records available to the San Diego Water Board upon request. | Maintain records for the previous 5-year period | high |
| #Q030 | monitoring | operational | mandatory | Weekly BMP Inspections | wastewater, aquatic life | The Discharger shall conduct BMP Inspections of all work areas within its Facility for the proper implementation of BMPs and the presence of unauthorized non-storm water discharges to waters of the United States other than those to the sanitary sewer system. BMP Inspections shall be conducted on a weekly basis all year round. | Weekly basis all year round | high |
| #Q031 | prohibition | unknown | mandatory | Non-Storm Water Discharge Prohibition | wastewater, aquatic life | Discharges of liquids or materials other than industrial storm water or floating drydock ballast water and flood water, either directly or indirectly to waters of the United States, are prohibited. | high | |
| #Q032 | prohibition | unknown | mandatory | Recycled Industrial Storm Water Prohibition | wastewater, aquatic life | If a Discharger reuses or recycles stored or contained industrial storm water in processing activities (e.g., hydrowashing vessels, general vessel washdown, etc.), then the reused/recycled water shall be considered industrial process water and is prohibited from discharge to waters of the United States and/or State under this General Order. | Applies when industrial storm water is reused or recycled in processing activities such as hydrowashing vessels. | high |
| #Q033 | administrative | reporting | mandatory | Notice of Termination Submission | other | The Discharger shall submit a completed Notice of Termination (NOT) form (Attachment H) to the San Diego Water Board when coverage under this General Order is no longer required. | Eligibility for termination occurs when: 1. A new owner/operator has taken over; 2. Operations have ceased with no potential discharges; 3. Coverage is obtained under an individual permit. | high |
| #Q034 | administrative | reporting | mandatory | Transfer of Ownership NOT Requirement | other | The enrolled Discharger must submit an NOT to the San Diego Water Board in the event of any change in control or ownership of land or waste discharge facilities presently owned or controlled by the enrolled Discharger. | In the event of any change in control or ownership. | high |
| #Q035 | prohibition | treatment | mandatory | Floating Drydock Flooding Prohibition | aquatic life | If a floating drydock is used, any discharge other than receiving water in the floating drydock ballast tank discharge or in flood water is prohibited. The discharge of sediment, chlorine, biocides, or other maintenance byproducts from the floating drydock ballast tanks or in the flood water is prohibited. | Applies when using a floating drydock. | high |
| #Q036 | design | operational | mandatory | Climate Change Impact Protection | wastewater, other | All waste and storm water treatment, containment and disposal facilities shall be protected against regional impacts due to climate change including but not limited to sea level rise, coastal water surges, changes in receiving water chemistry and the gradual warming of water body temperatures. | high | |
| #Q037 | reporting | reporting | mandatory | Annual NEC Coverage Recertification | other | By August 1 of each reporting year beginning in 2020, any Discharger who has previously registered for NEC coverage shall annually submit and certify an NEC Annual Certification Report prepared and certified by a California licensed professional engineer... | Applies to facilities claiming No Exposure Certification (NEC) coverage. | high |
| #Q038 | reporting | reporting | mandatory | Floating Drydock Flooding Notification | other | The Discharger shall provide written notification to the San Diego Water Board 48 hours prior to flooding of its floating drydock. | Applies prior to flooding the drydock; if short notice prevents 48-hour notification, notify as early as possible with an explanation. | high |
| #Q039 | monitoring | operational | mandatory | Floating Drydock Condition Documentation | other | The Discharger shall document the condition of its floating drydock prior to each flooding. The conditions shall be digitally documented either by video or photographs. | Prior to each flooding event. | high |
| #Q040 | corrective_action | treatment | mandatory | Toxicity Reduction Evaluation Requirement | wastewater | If the discharge causes or contributes to chronic toxicity in the effluent, a Toxicity Reduction Evaluation (TRE) shall be required as defined in section III.B of the MRP. | Triggered if repeated tests reveal toxicity as a result of waste discharge. | high |
| #Q041 | corrective_action | treatment | mandatory | NAL Level 1 Exceedance Response Actions | other | Within 60 days of obtaining Level 1 status the Discharger shall do the following: a. Evaluate industrial pollutant sources and the Storm Water Pollution Prevention Plan (SWPPP)... b. Based upon the above evaluation: i. Implement additional BMPs... ii. Revise the SWPPP... c. Submit by August 1 of the following reporting year, an NAL Level 1 Exceedance Report... | Triggered when sampling results indicate an Instantaneous Maximum or Annual Average NAL is exceeded. | high |
| #Q042 | administrative | operational | mandatory | Screenings and Solids Disposal Approval | other | Collected screenings, sludges, and other solids removed from liquid wastes, shall be disposed in a manner approved by the San Diego Water Board. | high | |
| #Q043 | administrative | reporting | mandatory | Notice of Applicability Modification Request | other | The Discharger may submit a written request for modification of an NOA to the San Diego Water Board. The request for NOA modification shall include 'Request for NOA Amendment' in the subject line; the Waste Discharge Identification Number (WDID) assigned to the Discharger in the original NOA; the name and address of the Discharger; the name and address of the facility; and all of the information the Discharger believes is necessary for the San Diego Water Board to evaluate the request for modification. | high | |
| #Q044 | reporting | reporting | mandatory | SWPPP Submission Deadline | other | A completed copy of the SWPPP shall be submitted to the San Diego Water Board within 90 days of the effective date for this General Order or of submission of an NOA. | Within 90 days of the effective date or NOA submission | high |
| #Q045 | design | treatment | mandatory | Maintenance Area Isolation and Run-on Prevention | other | Appropriate means, such as but not limited to berms, shall be used to isolate the Facility's maintenance/repair area(s) to prevent storm water run-on from commingling with the industrial storm water discharge from the maintenance/repair area, and to prevent storm water runoff to offsite areas. | high | |
| #Q046 | operational | operational | mandatory | Flow Measurement Device Calibration | other | All flow measurement devices shall be calibrated at least once per year, or more frequently, to ensure continued accuracy of the devices (i.e., no more than 12 months between calibrations for the flow measurement devises). | At least once per year | high |
| #Q047 | monitoring | reporting | mandatory | Laboratory Quality Assurance Plan Implementation | other | The Discharger shall have, and implement, an acceptable written quality assurance (QA) plan for laboratory analyses. Duplicate chemical analyses must be conducted on a minimum of 10 percent of the samples unless otherwise specified by the San Diego Water Board. | Minimum of 10 percent of the samples for duplicate analysis | high |
| #Q048 | reporting | reporting | mandatory | Water and Sediment Monitoring Plan Submission | aquatic life | The Discharger shall prepare and submit a Water and Sediment Monitoring Plan to assess compliance with Receiving Water Limitations of this General Order. The Water and Sediment Monitoring Plan shall be submitted within 12 months of the effective date of this General Order. | Within 12 months of the effective date | high |
| #Q049 | monitoring | operational | mandatory | Wet Season Visual Observations | aquatic life | The Discharger shall visually observe storm water discharges from the first QSE in each month of the wet season (October 1 through April 30). These visual observations shall occur at all discharge locations during the first hour of discharge. | October 1 through April 30; first hour of discharge | high |
| #Q050 | administrative | reporting | mandatory | SMR Staffing and Resources | other | The Discharger shall maintain sufficient staffing and resources to ensure SMR submittals are complete and timely. This includes provision for training and supervision of individuals on how to prepare and submit SMRs. | high | |
| #Q051 | reporting | reporting | mandatory | Reporting Data Format | other | The Discharger shall arrange all reported data in a tabular format. The data shall be summarized to clearly illustrate whether the Facility is operating in compliance with interim and/or final effluent limitations. | high | |
| #Q052 | monitoring | reporting | mandatory | Laboratory Calibration Standards | other | The Discharger shall instruct laboratories to establish calibration standards so that the RL value (or its equivalent if there is differential treatment of samples relative to calibration standards) is the lowest calibration standard. | high | |
| #Q053 | reporting | health | mandatory | Twenty-Four Hour Noncompliance Reporting | other | The Discharger shall report any noncompliance that may endanger health or the environment. Any information shall be provided orally within 24 hours from the time the Discharger becomes aware of the circumstances. | high | |
| #Q054 | operational | operational | mandatory | Annual Employee Training | other | Employee training programs shall be held with all personnel responsible for implementing the SWPPP. Training shall address pollution prevention, spill response, good housekeeping, and material management practices. Periodic dates for training shall be identified in the SWPPP and shall occur at least annually. | Annually | high |
| #Q055 | administrative | reporting | mandatory | Existing Boatyard NOI Submission Deadline | other | Existing Boatyards shall submit a complete NOI Form (Attachment G) no later than February 6, 2020 or else risk losing permit coverage. | For boatyards currently enrolled under General Order No. R9-2013-0026 and listed in Table 4. | high |
| #Q056 | corrective_action | treatment | mandatory | Level 2 Status - Treatment / Structural Control Actions | other | As soon as practicable after obtaining Level 2 status, the Discharger shall evaluate industrial pollutant sources and the SWPPP to identify locations and install structural and/or treatment control BMPs as necessary to prevent or reduce industrial pollutants in industrial storm water discharges in compliance with BAT/BCT. | Triggered when a Discharger in Level 1 status exceeds an Instantaneous Maximum or Annual Average NAL. | high |
| #Q057 | reporting | reporting | mandatory | Spill / Illicit Discharge Log Maintenance | other | The Discharger shall log and report all spills and illicit discharges to surface water originating within and/or from its leasehold. The Spill/ Illicit Discharge Log shall be submitted annually in accordance with Table E-6 of this MRP. | high | |
| #Q058 | administrative | reporting | mandatory | Monitoring Information Records Retention | other | The Discharger shall retain records of all monitoring information, including all calibration and maintenance records and all original strip chart recordings for continuous monitoring, instrumentation, copies of all reports required by this General Order and this MRP, and records of all data used to complete the application for this General Order. Records shall be maintained for a minimum of five years from the date of sample, measurement, report, or application. | high | |
| #Q059 | design | treatment | mandatory | NEC Storm-Resistant Shelter Requirement | other | To qualify for an NEC, Dischargers shall: Provide a Storm-Resistant Shelter to protect Industrial Materials and Activities from exposure to rain, snow, snowmelt, run-on, and runoff. | Mandatory to qualify for No Exposure Certification (NEC) status. | high |
| #Q060 | reporting | operational | mandatory | Floating Drydock Ballast Tank Integrity Certification | other | If the Discharger installs a new floating drydock at the Facility, the Discharger shall submit United States Navy and ASTM reports certifying the integrity of the floating drydock ballast tanks annually, in accordance with Table E-6 of this MRP. | Applies if a new floating drydock is installed. | high |
| #Q061 | design | operational | mandatory | Waste Management System Design for Marine Life Protection | aquatic life | Waste management systems must be designed and operated in a manner that will maintain the indigenous marine life and a healthy and diverse marine community. | high | |
| #Q062 | reporting | reporting | mandatory | Annual Storm Water Monitoring Report Submission | other | The Discharger shall submit an Annual Storm Water Monitoring Report by August 1st of each year to the San Diego Water Board. The report shall include: i. A summary and evaluation of visual observations and sampling and analysis results; ii. Laboratory reports... iii. An explanation of why the Discharger did not implement any activities required by this General Order, if applicable. | high | |
| #Q063 | monitoring | reporting | mandatory | DMR-QA Performance Study Participation | other | When requested by USEPA or the San Diego Water Board, the Discharger will participate in the NPDES Discharge Monitoring Report QA (DMR-QA) performance study. If the DMR-QA is not requested, the Discharger shall submit the most recent Water Pollution Performance Evaluation Study. | When requested by USEPA or the San Diego Water Board. | high |
| #Q064 | operational | treatment | mandatory | Duty to Mitigate Adverse Environmental Impacts | other | The Discharger shall take all reasonable steps to minimize or prevent any discharge or sludge use or disposal in violation of this General Order that has a reasonable likelihood of adversely affecting human health or the environment. | high |
| Req ID | Category | Intent | Legal Status | Name | Subdomain(s) | Limit Type | Limit Value | Context | Conditions | Confidence |
|---|---|---|---|---|---|---|---|---|---|---|
| #P001 | design | operational | recommended | Minimum Velocity | wastewater | requirement | >= 0.6 m/s | sanitary sewers | when flowing full | high |
| #P002 | design | operational | mandatory | Maximum Velocity | wastewater | requirement | <= 3 metres/second | sanitary sewers | high | |
| #P003 | design | operational | mandatory | average wastewater flow | wastewater | requirement | 450 litres/capita/day | average wastewater flows for new local sewers | residential developments | high |
| #P004 | design | operational | mandatory | Minimum Velocity | wastewater | requirement | >= 0.8 metre/second | storm sewers | full bore velocity | high |
| #P005 | design | operational | mandatory | Maximum Velocity | wastewater | requirement | <= 6 metres/second | storm sewers | full bore velocity | high |
| #P006 | design | operational | mandatory | Minimum pressure | drinking water | requirement | >= 275 kilopascals | water distribution system | under any non-fire demand scenario | high |
| #P007 | design | operational | mandatory | minimum residual pressure | drinking water | requirement | >= 140 kilopascals | water distribution system | during maximum day plus fire scenarios | high |
| #P008 | design | operational | recommended | Maximum static pressure | drinking water | requirement | <= 690 kilopascals | watermain system | high | |
| #P009 | chemical | treatment | mandatory | Chronic Toxicity Effluent Limitation (Industrial Storm Water) | wastewater, aquatic life | requirement | < 50 % Effect | Maximum Daily Effluent Limitation for Industrial Storm Water | Exceeded when toxicity test results in 'Fail' and the percent effect is greater than or equal to 50% | high |
| #P010 | chemical | treatment | mandatory | Oil and Grease Effluent Limitation (Ballast and Flood Water) | wastewater | requirement | 25 mg/L | Average Monthly Effluent Limitation for Ballast and Flood Water | Also applicable as mass-based effluent limitations expressed as lbs/day | high |
| #P011 | physical | treatment | mandatory | Settleable Solids Effluent Limitation (Ballast and Flood Water) | wastewater | requirement | 1.0 ml/L | Average Monthly Effluent Limitation for Ballast and Flood Water | high | |
| #P012 | physical | treatment | mandatory | Total Suspended Solids Effluent Limitation (Ballast and Flood Water) | wastewater | requirement | 60 mg/L | Average Monthly Effluent Limitation for Ballast and Flood Water | Also applicable as mass-based effluent limitations expressed as lbs/day | high |
| #P013 | physical | treatment | mandatory | Turbidity Effluent Limitation (Ballast and Flood Water) | wastewater | requirement | 75 NTU | Average Monthly Effluent Limitation for Ballast and Flood Water | high | |
| #P014 | chemical | treatment | mandatory | pH Effluent Limitation (Ballast and Flood Water) | wastewater | requirement | 6.0 - 9.0 Standard Units | Instantaneous Minimum and Maximum Effluent Limitation for Ballast and Flood Water | high | |
| #P015 | physical | treatment | mandatory | Temperature Effluent Limitation (Ballast and Flood Water) | wastewater, aquatic life | requirement | <= 20 °F | Instantaneous Maximum Effluent Limitation for Ballast and Flood Water | Discharges shall not be greater than 20°F over the natural temperature of the receiving water at any time | high |
| #P016 | physical | treatment | mandatory | First Flush Storm Water Storm Depth | wastewater | requirement | 0.25 inches | First flush of storm water from each storm | Required for maintenance and repair areas, storage areas, or other onsite locations where industrial activity may occur | high |
| #P017 | chemical | operational | mandatory | Zinc, Total Recoverable Numeric Action Level | wastewater, aquatic life | OG | 0.26 mg/L | Annual Average NAL Value for Industrial Storm Water | NALs are numeric thresholds for corrective action; an exceedance is not a violation | high |
| #P018 | chemical | operational | mandatory | Copper, Total Recoverable Numeric Action Level | wastewater, aquatic life | OG | 0.0332 mg/L | Annual Average NAL Value for Industrial Storm Water | high | |
| #P019 | chemical | operational | mandatory | Lead, Total Recoverable Annual Average NAL | wastewater, aquatic life | OG | 0.262 mg/L | Annual Average NAL Value for Industrial Storm Water | NALs are numeric thresholds for corrective action | high |
| #P020 | chemical | operational | mandatory | Chemical Oxygen Demand Annual Average NAL | wastewater | OG | 120 mg/L | Annual Average NAL Value for Industrial Storm Water | NALs are numeric thresholds for corrective action | high |
| #P021 | chemical | operational | mandatory | Biochemical Oxygen Demand Annual Average NAL | wastewater | OG | 30 mg/L | Annual Average NAL Value for Industrial Storm Water | NALs are numeric thresholds for corrective action | high |
| #P022 | chemical | health | mandatory | Un-ionized Ammonia Receiving Water Limitation | aquatic life | requirement | 0.025 mg/L (as N) | Concentrations of un-ionized ammonia (NH3) in receiving waters | Bays, Estuaries, and Coastal Lagoons | high |
| #P023 | chemical | health | mandatory | Dissolved Oxygen Receiving Water Minimum | aquatic life | requirement | >= 5.0 mg/L | Dissolved oxygen concentration in receiving waters | Bays, Estuaries, and Coastal Lagoons | high |
| #P024 | microbiological | health | mandatory | E. coli Receiving Water Geometric Mean | recreational water | requirement | <= 100 CFU/100 mL | Waters designated for contact recreation (REC-1) with salinity <= 1 ppt | Six-week rolling geometric mean concentration | high |
| #P025 | chemical | treatment | mandatory | Oil and Grease Instantaneous Maximum (Ballast and Flood Water) | wastewater | requirement | 75 mg/L | Ballast and flood water from floating drydocks to San Diego Bay | Instantaneous Maximum | high |
| #P026 | physical | operational | mandatory | Total Suspended Solids (TSS) Instantaneous Maximum NAL | wastewater | OG | 400 mg/L | Instantaneous Maximum NAL Value for Industrial Storm Water | Occurs when two or more analytical results within a reporting year exceed value | high |
| #P027 | physical | operational | mandatory | TSS Annual Average NAL | wastewater | OG | 100 mg/L | Annual Average NAL Value for Industrial Storm Water | high | |
| #P028 | chemical | operational | mandatory | Total Oil & Grease (TOG) Annual Average NAL | wastewater | OG | 15 mg/L | Annual Average NAL Value for Industrial Storm Water | high | |
| #P029 | chemical | operational | mandatory | Total Oil & Grease (TOG) Instantaneous Maximum NAL | wastewater | OG | 25 mg/L | Instantaneous Maximum NAL Value for Industrial Storm Water | high | |
| #P030 | chemical | operational | mandatory | pH Numeric Action Level Range | wastewater | OG | 6.0 - 9.0 Standard Units | Instantaneous Maximum NAL Value for Industrial Storm Water | high | |
| #P031 | chemical | treatment | mandatory | Oil and Grease Weekly Average Effluent Limitation | wastewater | requirement | 40 mg/L | Discharges of ballast and flood water from floating drydocks to the San Diego Bay | Weekly Average | high |
| #P032 | physical | treatment | mandatory | Settleable Solids Weekly Average Effluent Limitation | wastewater | requirement | 1.5 ml/L | Discharges of ballast and flood water from floating drydocks to the San Diego Bay | Weekly Average | high |
| #P033 | physical | treatment | mandatory | Settleable Solids Instantaneous Maximum Effluent Limitation | wastewater | requirement | 3.0 ml/L | Discharges of ballast and flood water from floating drydocks to the San Diego Bay | Instantaneous Maximum | high |
| #P034 | physical | treatment | mandatory | Turbidity Weekly Average Effluent Limitation | wastewater | requirement | 100 NTU | Discharges of ballast and flood water from floating drydocks to the San Diego Bay | Weekly Average | high |
| #P035 | physical | treatment | mandatory | Turbidity Instantaneous Maximum Effluent Limitation | wastewater | requirement | 225 NTU | Discharges of ballast and flood water from floating drydocks to the San Diego Bay | Instantaneous Maximum | high |
| #P036 | microbiological | health | mandatory | Enterococci Geometric Mean Receiving Water Limit | recreational water | requirement | <= 30 CFU/100 mL | Waters designated for REC-1 where salinity is > 1 ppt | Six-week rolling geometric mean concentration | high |
| #P037 | microbiological | health | mandatory | Total Coliform Median Receiving Water Limit | agricultural water | requirement | <= 70 organisms/100 mL | Waters where shellfish harvesting is designated | Median total coliform concentration throughout the water column for any 30-day period | high |
| #P038 | physical | aesthetic | mandatory | San Diego Bay Transparency Limit | aquatic life | requirement | >= 8 feet | San Diego Bay waters transparency | In more than 20 percent of readings in any zone | high |
| #P039 | chemical | health | mandatory | Receiving Water pH Range | aquatic life | requirement | 7.0 - 9.0 Standard Units | Bays, Estuaries, and Coastal Lagoons | pH shall not be depressed below 7.0 nor raised above 9.0 | high |
| #P040 | chemical | health | mandatory | Receiving Water pH Ambient Variance | aquatic life | requirement | <= 0.2 units | Bays, Estuaries, and Coastal Lagoons | pH shall not be changed at any time more than 0.2 units from normal ambient pH | high |
| #P041 | chemical | health | mandatory | Receiving Water Annual Mean Dissolved Oxygen | aquatic life | requirement | >= 7 mg/L | Annual mean dissolved oxygen concentration | Bays, Estuaries, and Coastal Lagoons | high |
| #P042 | microbiological | health | mandatory | E. coli Whole Fish Handling Limit | aquatic life, other | requirement | <= 7 organisms/mL | San Diego Bay waters used for whole fish handling | In more than 20 percent of any 20 daily consecutive samples | high |
| #P043 | microbiological | health | mandatory | Ocean Total Coliform 30-day Geometric Mean | recreational water | requirement | <= 1000 per 100 mL | Pacific Ocean waters designated for REC-1 | Based on geometric mean of five most recent samples | high |
| #P044 | microbiological | health | mandatory | Ocean Fecal Coliform 30-day Geometric Mean | recreational water | requirement | <= 200 per 100 mL | Pacific Ocean waters designated for REC-1 | Based on geometric mean of five most recent samples | high |
| #P045 | microbiological | health | mandatory | Ocean Enterococcus 30-day Geometric Mean | recreational water | requirement | <= 35 per 100 mL | Pacific Ocean waters designated for REC-1 | Based on geometric mean of five most recent samples | high |
| #P046 | microbiological | health | mandatory | Ocean Total Coliform Single Sample Maximum | recreational water | requirement | <= 10000 per 100 mL | Pacific Ocean waters designated for REC-1 | Single sample maximum | high |
| #P047 | chemical | health | mandatory | Ocean Dissolved Oxygen Depression Limit | aquatic life | requirement | <= 10 % | Pacific Ocean dissolved oxygen concentration | Depression from that which occurs naturally as result of waste discharge | high |
| #P048 | chemical | health | mandatory | Ocean pH Change Limit | aquatic life | requirement | <= 0.2 units | Pacific Ocean pH variance | Change from that which occurs naturally | high |
| #P049 | design | treatment | mandatory | Compliance Storm Event BMP Design Standard | wastewater | requirement | >= 5-year, 24-hour storm frequency | All treatment BMPs for any pollutant | Determined via NOAA National Weather Service Hydrometeorological Design Studies Center | high |
| #P050 | microbiological | health | mandatory | E. coli STV Receiving Water Limit | recreational water | requirement | 320 CFU/100 mL | Waters designated for contact recreation (REC-1) where salinity is <= 1 ppt | Statistical threshold value (STV) not to be exceeded more than 10 percent of samples in a calendar month | high |
| #P051 | microbiological | health | mandatory | Enterococci STV Receiving Water Limit | recreational water | requirement | 110 CFU/100 mL | Waters designated for contact recreation (REC-1) where salinity is > 1 ppt | Statistical threshold value (STV) not to be exceeded more than 10 percent of samples in a calendar month | high |
| #P052 | microbiological | health | mandatory | Total Coliform 10% Threshold (5-tube) | agricultural water | requirement | 230 organisms per 100 mL | Waters where shellfish harvesting for human consumption is designated | More than 10 percent of samples collected during any 30-day period for a five-tube decimal dilution test | high |
| #P053 | microbiological | health | mandatory | Total Coliform 10% Threshold (3-tube) | agricultural water | requirement | 330 organisms per 100 mL | Waters where shellfish harvesting for human consumption is designated | More than 10 percent of samples collected during any 30-day period for a three-tube decimal dilution test | high |
| #P054 | physical | aesthetic | mandatory | Transparency Minimum (Lagoons and Estuaries) | aquatic life | requirement | >= 50 % of depth | Transparency of waters in lagoons and estuaries | Except where lesser transparency is caused by rainfall runoff from undisturbed natural areas or dredging projects | high |
| #P055 | physical | aesthetic | mandatory | Turbidity Increase Limit (Natural 0-50 NTU) | aquatic life | requirement | <= 20 % | Increases in turbidity attributable to controllable water quality factors | Locations with a natural turbidity of 0 to 50 NTU | high |
| #P056 | physical | aesthetic | mandatory | Turbidity Increase Limit (Natural 50-100 NTU) | aquatic life | requirement | <= 10 NTU | Increases in turbidity attributable to controllable water quality factors | Locations with a natural turbidity of 50 to 100 NTU | high |
| #P057 | physical | aesthetic | mandatory | Turbidity Increase Limit (Natural > 100 NTU) | aquatic life | requirement | <= 10 % | Increases in turbidity attributable to controllable water quality factors | Locations with a natural turbidity of greater than 100 NTU | high |
| #P058 | physical | aesthetic | mandatory | San Diego Bay Shallow Transparency | aquatic life | requirement | >= 80 % of depth | San Diego Bay transparency where water is less than 10 feet deep | In more than 20 percent of the readings in any zone | high |
| #P059 | chemical | reporting | mandatory | Toxic Pollutant Notification Level (Routine) | wastewater | requirement | > 100 ug/L | Toxic pollutant not limited in this General Order on a routine or frequent basis | Manufacturing, commercial, mining, and silvicultural Dischargers | high |
| #P060 | chemical | reporting | mandatory | Acrolein and Acrylonitrile Notification Level | wastewater | requirement | > 200 ug/L | Toxic pollutant not limited in this General Order on a routine or frequent basis | Manufacturing, commercial, mining, and silvicultural Dischargers | high |
| #P061 | chemical | reporting | mandatory | 2,4-dinitrophenol Notification Level | wastewater | requirement | > 500 ug/L | Toxic pollutant not limited in this General Order on a routine or frequent basis | Also applies to 2-methyl-4,6-dinitrophenol | high |
| #P062 | chemical | reporting | mandatory | Antimony Notification Level (Routine) | wastewater | requirement | > 1 mg/L | Toxic pollutant not limited in this General Order on a routine or frequent basis | Manufacturing, commercial, mining, and silvicultural Dischargers | high |
| #P063 | chemical | reporting | mandatory | Toxic Pollutant Notification Level (Non-routine) | wastewater | requirement | > 500 ug/L | Toxic pollutant not limited in this General Order on a non-routine or infrequent basis | Manufacturing, commercial, mining, and silvicultural Dischargers | high |
| #P064 | operational | operational | mandatory | Flow Measurement Device Accuracy | wastewater | requirement | < 5 % | Maximum deviation from true discharge rates | Throughout the range of expected discharge volumes | high |
| #P065 | operational | operational | mandatory | Duplicate Chemical Analysis Frequency | wastewater | requirement | >= 10 % | Frequency of duplicate chemical analyses for laboratory samples | Unless otherwise specified by the San Diego Water Board | high |
| #P066 | operational | operational | recommended | Laboratory Success Rate Requirement | wastewater | OG | >= 80 % | Success rate for duplicate chemical analyses and spiked samples | high | |
| #P067 | operational | operational | mandatory | Toxicity Test Initiation Time Limit | wastewater | requirement | <= 72 hours | Maximum elapsed time between conclusion of sample collection and test initiation | Chronic marine species toxicity tests | high |
| #P068 | microbiological | health | mandatory | Ocean Fecal Coliform Single Sample Maximum | recreational water | requirement | <= 400 per 100 ml | Pacific Ocean waters designated for REC-1 | Single sample maximum | high |
| #P069 | microbiological | health | mandatory | Ocean Enterococcus Single Sample Maximum | recreational water | requirement | <= 104 per 100 ml | Pacific Ocean waters designated for REC-1 | Single sample maximum | high |
| #P070 | microbiological | health | mandatory | Ocean Total Coliform Single Sample Maximum (Fecal Ratio) | recreational water | requirement | <= 1000 per 100 ml | Pacific Ocean waters designated for REC-1 | When the fecal coliform/total coliform ratio exceeds 0.1 | high |
| #P071 | unknown | unknown | unknown | Minimum Velocity | other | unknown | null null | Requirement removed; not found in Order R9-2019-0008 | null | low |
| #P072 | unknown | unknown | unknown | Maximum Velocity | other | unknown | null null | Requirement removed; not found in Order R9-2019-0008 | null | low |
| #P073 | unknown | unknown | unknown | average wastewater flow | other | unknown | null null | Requirement removed; not found in Order R9-2019-0008 | null | low |
| #P074 | unknown | unknown | unknown | Minimum Velocity | other | unknown | null null | Requirement removed; not found in Order R9-2019-0008 | null | low |
| #P075 | unknown | unknown | unknown | Maximum Velocity | other | unknown | null null | Requirement removed; not found in Order R9-2019-0008 | null | low |
| #P076 | unknown | unknown | unknown | Minimum pressure | other | unknown | null null | Requirement removed; not found in Order R9-2019-0008 | null | low |
| #P077 | unknown | unknown | unknown | minimum residual pressure | other | unknown | null null | Requirement removed; not found in Order R9-2019-0008 | null | low |
| #P078 | unknown | unknown | unknown | Maximum static pressure | other | unknown | null null | Requirement removed; not found in Order R9-2019-0008 | null | low |
| Req ID | Category | Name | Context | Confidence |
|---|---|---|---|---|
| #D001 | Average day | Average day is the total amount of water demand within a certain time period, usually one year, divided by the number of days within that time period. | high | |
| #D002 | Maximum day | Maximum day is the average water demand over the day-midnight to midnight-of highest water demand day within any one year. | high | |
| #D003 | Minimum hour | Minimum hour is the smallest short term-1 hour-demand in one day. | high | |
| #D004 | Peak hour | Peak hour is the highest short term-1 hour-demand within a system not including fire flow in one day. | high | |
| #D005 | Domestic | Domestic is any residential or industrial non-fire water use. | high | |
| #D006 | AADT | Annual average daily traffic is a calculated annual estimate of the average number of vehicles travelling through a traffic monitoring site during a midnight to midnight period on any day of the year. | high | |
| #D007 | ASTM | American Society for Testing Materials | high | |
| #D008 | AWG | American Wire Gauge | high | |
| #D009 | AWWA | American Water Works Association | high | |
| #D010 | Catchbasin | Box like underground concrete structure with openings in the curb and gutter designed to collect runoff from the streets and the pavement. | high | |
| #D011 | City | The City of Toronto-the corporation-and will be referred to as the City for the purposes of this document. | high | |
| #D012 | Combined Sewer | A sewer that is designed to function simultaneously as a storm sewer and a sanitary sewer. | high | |
| #D013 | Combined Sewer Systems | A network of pipes that includes combined sewers and includes overflows to the natural environment prior to connecting to a wastewater treatment plant. These types of systems are generally located in older parts of the City, specifically the downtown core. The construction of new combined sewers are no longer permitted other than for the replacement of existing combined sewer pipes to keep the sewage system in a state of good repair. | high | |
| #D014 | Consulting Engineer | A professional engineer or firm of engineers retained by the City or a developer and skilled and experienced in municipal work and land development projects and registered with the Professional Engineers of Ontario. | high | |
| #D015 | Contract Administrator | The individual or firm responsible for overseeing the construction and administration of the works and representing the City's interest. | high | |
| #D016 | Canadian Standards Association (CSA) | is a non-profit organization that oversees the development of voluntary consensus standards for products, services, processes, systems and personnel in Canada. | high | |
| #D017 | Developer | The owner of land upon which municipal services will be located and ultimately owned by the City. | high | |
| #D018 | DIPS | Development Infrastructure Policy and Standards apply to public local streets and private streets or mews that are created to serve grade related residential developments. | high | |
| #D019 | Drinking Water Works Permit | -Refers to Drinking Water Works Permit No. 010-201 between the City of Toronto and the Ministry of the Environment, Conservation and Parks. It also refers to the program for the review of drinking water works under Form 1 - Record of Watermains Authorized as a Future Alteration for watermains up to 1500 mm. Whereas above 1500 mm it is a Schedule C application submitted directly to the MECP as its review is not covered under Drinking Water Works Permit No. 010-201. Form 2 - Record of Minor Modification or Replacement to the Drinking Water System, and Form 3 Record of Addition, Modification or Replacement of Equipment Discharging a Contaminant of Concern to the Atmosphere. The Drinking Water Works Permit is an agreement between the City of Toronto and the Ministry of the Environment, Conservation and Parks (Permit No. 010-201) for which the City is granted the authority as owner of the drinking water system, to permit alterations to the drinking water system, subject to the conditions particularly described in the permit. | high | |
| #D020 | Dry Weather Flow | Sewage from wastewater flows such as the combined input of industrial, domestic and commercial flows, and infiltration and inflows from foundation drains or other drains during periods when rainfall or snowmelt is not occurring. | high | |
| #D021 | Dual Drainage | The accepted best practice for the collection of urban storm drainage systems consist of two separate and distinct systems-the minor system and major system. | high | |
| #D022 | Engineer | The licensed individual or firm responsible for the design of the works or their designate and registered with the Professional Engineers of Ontario. May also be referred to as the design engineer. | high | |
| #D023 | Chief Engineer and Executive Director | The person appointed by the City from time to time as the Chief Engineer and Executive Director of Engineering and Construction Services and his or her successors or his or her duly authorized representative. | high | |
| #D024 | Fillets | A curve that is a fillet is a smooth blending arc between two curves. | high | |
| #D025 | General Manager | The person appointed by the City from time to time as the General Manager of Toronto Water and his or her successors or his or her duly authorized representative. | high | |
| #D026 | GFA | Gross Floor Area | high | |
| #D027 | Groundwater | Groundwater is defined as water below the surface of the ground that occupies a zone of the earth's mantle that is saturated with water. | high | |
| #D028 | Greenfield Development | Development of land where there has been no previous development. | high | |
| #D029 | GSC | Geodetic Survey of Canada | high | |
| #D030 | IDF | An intensity duration frequency curve is a statistical description of the expected rainfall intensity for a given duration and storm frequency. | high | |
| #D031 | Imperial | British system units | high | |
| #D032 | Major Drainage System | That storm drainage system which carries the total runoff of the drainage system less the runoff carried by the minor system-storm sewer. The major system will function whether or not it has been planned and designed and whether or not developments are situated wisely with regard to it. The major drainage system usually includes many features such as streets, gullies and major drainage channels. | high | |
| #D033 | Minor Drainage System | That storm drainage system which is frequently used for collecting, transporting and disposing of snowmelt, miscellaneous minor flows and storm runoff up to the capacity of the system. The capacity should be equal to the maximum rate of runoff to be expected from the minor design storm which may have a frequency of occurrence of one in 2 years. The minor system may include many features ranging from curbs and gutters to storm sewer pipes and open drainage ways. | high | |
| #D034 | MCR | Municipal Consent Requirements-referred to as 'Requirements for the installation of services within the city of Toronto streets'. | high | |
| #D035 | MECP | Ministry of the Environment , Conservation and Parks | high | |
| #D036 | MTM | Modified Transverse Mercator projection | high | |
| #D037 | NAD | North American Datum | high | |
| #D038 | NFPA | National Fire Protection Association | high | |
| #D039 | Non-Industrial Land | Is any land that is not defined as industrial land. Industrial land is defined by Ontario Regulation 525/98 under Section 53 of the Ontario Water Resources Act and includes, for example, gas stations, auto repair shops, warehouses for storage of goods or materials, sites were any waste storage or waste management activities occur. | high | |
| #D040 | NSF | National Sanitation Foundation | high | |
| #D041 | OCPA | Ontario Concrete Pipe Association | high | |
| #D042 | OPSD | Ontario Provincial Standard Drawing | high | |
| #D043 | OPSS | Ontario Provincial Standard Specification | high | |
| #D044 | Overland Flow Path | Open space floodway channels, road reserves, pavement expanses and other flow paths that convey flows typically in excess of the capacity of the minor drainage system. | high | |
| #D045 | Partially Separated Sanitary Sewer | A partially separated sewer system consists of storm sewers that convey surface runoff, primarily from roadways, and sanitary sewers that receiving sanitary sewage as well as foundation drains and some driveway drains. These types of systems are typically found in older subdivisions prior to the introduction of fully separated systems. | high | |
| #D046 | RAP | Reclaimed Asphalt Pavement | high | |
| #D047 | RCM | Reclaimed Concrete Material | high | |
| #D048 | R.R.O. | Revised Regulation Ontario | high | |
| #D049 | Runoff | That portion of the water precipitated onto a catchment area, which flows as surface discharge from the catchment area past a specified point. | high | |
| #D050 | SI | System International units | high | |
| #D051 | DR | Dimension ratio describes the correlation between the pipe outside diameter and the thickness of the pipe wall. The lower the DR number, the thicker the pipe wall and therefore stronger. | high | |
| #D052 | Section 681 | Sewer Use Bylaw | high | |
| #D053 | Section 851 | Water Supply Bylaw | high | |
| #D054 | Separated Sanitary Sewer | A separated sewer system is a system in which all municipal sewage is conveyed to sanitary sewers and all surface runoff is conveyed to storm sewers. Foundation drains are not connected to either the sanitary or storm sewer systems. This type of system is currently the standard for all new subdivisions. | high | |
| #D055 | Sewershed | The drainage area of one or more contributing sewer areas to a sewer system. | high | |
| #D056 | STAR process | Streamlining The Application Review. This process establishes criteria for the streaming of most planning applications and sets target timelines for their resolution. The STAR process establishes clear service level expectations, a co-ordinated approach to reviewing applications and clearly defined roles and lines of communication for City staff. The goal of STAR is to provide a faster, more efficient review of applications. | high | |
| #D057 | Transfer of Review | The Transfer of Review Program is a program where a designated municipal authority reviews the application and supporting documentation on behalf of the Ontario Ministry of the Environment, Conservation, and Parks. The municipal authority then submits the application to the ministry together with their recommendations for approval or comments explaining why an application is not recommended for approval. | high | |
| #D058 | Toronto Municipal Code | A municipal code adopted by Toronto city council under Section 248 of the Municipal Act, 2001 or a predecessor of that section, or deemed to be a bylaw adopted by council under the City of Toronto Act, 1997. The Toronto Municipal Code is updated four times per year. The city of Toronto web site can be checked for 'recent amendments' or changes to specific code chapters since the last code update. These bylaws must be consulted along with the code chapters. | high | |
| #D059 | TRA | The Road Authority is a service provided by the Ontario Good Roads Association and is an internet based information resource to promote the sharing of information. | high | |
| #D060 | TRCA | Toronto Region Conservation Authority | high | |
| #D061 | ULC | Underwriters Laboratories of Canada | high | |
| #D062 | UNI-B | Uni-Bell PVC Pipe Association | high | |
| #D063 | Wet Weather Flow | Flow resulting during periods when rainfall or snowmelt is occurring. | high | |
| #D064 | WWFM Guidelines | Wet weather flow management guidelines prepared to support the wet weather flow management master plan. These guidelines provide the technical and quantitative tools needed to support the WWFM policy and the wet weather flow management master plan and are based on recent performance monitoring data and synthesis and provincial and international wet weather flow technical guidelines, standards and manuals of practice. | high | |
| #D065 | SUE | Subsurface Underground Engineering | high | |
| #D066 | Quality Level D | Information derived from existing records or oral recollections. | high | |
| #D067 | Quality Level C | Information obtained by surveying and plotting visible above-ground utility features and by using professional judgement in correlating this information to Quality Level D. | high | |
| #D068 | Quality Level B | Information obtained through the application of appropriate surface geophysical techniques to determine the existence and approximate horizontal position of subsurface utilities. | high | |
| #D069 | Quality Level A | Information obtained by exposing and measuring the precise horizontal and vertical position of a utility at a specific point. | high | |
| #D070 | Rational Method | The Rational Method is a runoff estimation method based on relating the peak flow to the discharge area, rainfall intensity, and a runoff coefficient. | high | |
| #D071 | Orifice plate | An orifice plate is a thin plate with a hole in it, which is usually placed in a pipe. | high | |
| #D072 | TPUCC | Toronto Public Utility Coordinating Committee | high | |
| #D073 | ISO | Insurance Services Office | high | |
| #D074 | VFD | variable frequency drive | high | |
| #D075 | FUS | Fire Underwriters Survey | high | |
| #D076 | Required fire flow | the amount and rate application required to confine and control the fires possible in a building or group of buildings which essentially the same fire area by virtue of immediate exposure. | high | |
| #D077 | R | Residential | high | |
| #D078 | RM | Residential Multiple | high | |
| #D079 | GVD | Canadian Geodetic Vertical Datum | high | |
| #D080 | TTC | Toronto Transit Commission | high | |
| #D081 | LIT | level indicating transmitter | high | |
| #D082 | FIT | flow indicating transmitter | high | |
| #D083 | PIT | pressure indicating transmitter | high | |
| #D084 | SAT | Site Acceptance Test | high | |
| #D085 | WMS | Work Management System | high | |
| #D086 | OGRA | Ontario Good Roads Association | high | |
| #D087 | OPS | Ontario Provincial Standards | high | |
| #D088 | ECA | Environmental Compliance Approval | high | |
| #D089 | I/I | Inflow/infiltration | high | |
| #D090 | BFPP | Basement Flooding Protection Program | high | |
| #D091 | VOC | volatile organic compounds | high | |
| #D092 | LID | low impact development | high | |
| #D093 | CSO | Combined Sewer Overflow | high | |
| #D094 | TPUR | Third Party & Utility Review | high | |
| #D095 | PF | ratio of peak flow to average flow | high | |
| #D096 | PVCO | Molecularly oriented polyvinyl chloride | high | |
| #D097 | PVC | Polyvinyl chloride | high | |
| #D098 | SL | static lift | high | |
| #D099 | TDH | total dynamic head | high | |
| #D100 | Qin | rate of inflow | high | |
| #D101 | MTD | Manufactured Treatment Device | high | |
| #D102 | TSS | Total Suspended Solids | high | |
| #D103 | OBC | Ontario Building Code | high | |
| #D104 | ICI | Industrial, Commercial and Institutional | high | |
| #D105 | MCC | Motor Control Center | high | |
| #D106 | FS | front split | high | |
| #D107 | F | front drainage | high | |
| #D108 | BS | back split drainage | high | |
| #D109 | WO | walkout | high | |
| #D110 | R | rear | high | |
| #D111 | Base of the foundation | the lowest point of the foundation, that is the bottom of the slab. In the case of piers, the base of the piers. | high | |
| #D112 | SDA | Sanitary Discharge Agreement | high | |
| #D113 | SSDA | Storm Sewer Discharge Agreement | high | |
| #D114 | EBR | Environmental Bill of Rights | high | |
| #D115 | PCS | Process Control System | high | |
| #D116 | and | 40 - 60 Percent by mass of sample | high | |
| #D117 | adjective (Silty, Clayey) | 30 - 40 Percent by mass of sample | high | |
| #D118 | with | 20 - 30 Percent by mass of sample | high | |
| #D119 | some | 10 - 20 Percent by mass of sample | high | |
| #D120 | trace | 0-10 Percent by mass of sample | high | |
| #D121 | vena contracta | point of maximum convergence, where the velocity reaches its maximum and the pressure reaches its minimum | high | |
| #D122 | WWF100-yr | runoff from 100-year event | high | |
| #D123 | IPSOD | Iron Pipe Size Outside Dimension | high | |
| #D124 | CFD | Computational Fluid Dynamic | high | |
| #D125 | ATS | Automatic Transfer Switch | high | |
| #D126 | HGL | Hydraulic Grade Line | high | |
| #D127 | Industrial Land | defined by Ontario Regulation 525/98 under Section 53 of the Ontario Water Resources Act and includes, for example, gas stations, auto repair shops, warehouses for storage of goods or materials, sites were any waste storage or waste management activities occur. | high | |
| #D128 | Harmon equation | PF=1 + (14/(4+(P/1000) ½ )) Where P=population PF=ratio of peak flow to average flow | high |