DRINKING WATER SYSTEM. Annual Report. toronto.ca/water

Transcription

1 DRINKING WATER SYSTEM Annual Report 20 toronto.ca/water

2 CITY OF TORONTO DRINKING WATER SYSTEM ANNUAL REPORT Drinking-Water System Number: Drinking-Water System Name: City of Toronto Drinking Water System (R. C. Harris) Drinking-Water System Owner: City of Toronto Drinking-Water System Category: Large Municipal Residential Period being reported: January, 20 to December 3, 20 Complete if your Category is Large Municipal Residential or Small Municipal Residential Does your Drinking-Water System serve more than 0,000 people? Yes [X ] No [ ] Is your annual report available to the public at no charge on a web site on the Internet? Yes [ X ] No [ ] Location where Summary Report required under O. Reg. 70/03 Schedule 22 will be available for inspection. Metro Hall 55 John Street Toronto, Ontario M5V 3C6 Complete for all other Categories. Number of Designated Facilities served: Did you provide a copy of your annual report to all Designated Facilities you serve? Yes [ ] No [ ] Number of Interested Authorities you report to: Did you provide a copy of your annual report to all Interested Authorities you report to for each Designated Facility? Yes [ ] No [ ] NOTE: For the following tables below, additional rows or columns may be added or an appendix may be attached to the report List all Drinking-Water Systems (if any), which receive all of their drinking water from your system: Drinking Water System Name Drinking Water System Number Region of York - receives some of their water from Toronto Did you provide a copy of your annual report to all Drinking-Water System owners that are connected to you and to whom you provide all of its drinking water? Yes [X] No [ ] Indicate how you notified system users that your annual report is available, and is free of charge. [X] Public access/notice via the web [X] Public access/notice via Government Office [ ] Public access/notice via a newspaper [ ] Public access/notice via Public Request [ ] Public access/notice via a Public Library [ ] Public access/notice via other method (PIBS 4435e0) Page of 6

3 Describe your Drinking-Water System Toronto Water Supply System consists of four water treatment plants, 8 pumping stations, 0 major underground storage reservoirs, four elevated storage tanks and approximately 520 kilometers of trunk watermains and 5,525 kilometers of distribution watermains. The R.C. Harris Water Treatment Plant is a conventional water treatment plant, has a rated capacity of 950,000 m 3 /day and is located at 270 Queen Street East, Toronto. The other three (3) Toronto Water Treatment plants are as follows: - R.L. Clark Water Treatment Plant (Rated Capacity of 65,000 m 3 /day) and is located at 45 Twenty Third Street, Toronto - F.J. Horgan Water Treatment Plant (Rated Capacity of 800,000 m 3 /day) and is located at 20 Copperfield Road, Toronto - Island Water Treatment Plant (Rated Capacity of 40,000 m 3 /day) and is located on Centre Island, Toronto List all water treatment chemicals used over this reporting period Alum (Aluminum sulphate) Chlorine Sulphur dioxide Sodium bisulphite Hydrofluosilicic acid Aqueous Ammonia Phosphoric Acid Were any significant expenses incurred to? [X] Install required equipment [X] Repair required equipment [X] Replace required equipment Please provide a brief description and a breakdown of monetary expenses incurred Capital Projects - The following amounts relate to various projects during 20 and do not represent the total project costs. These numbers do not include the normal operating and maintenance costs. No. Project Name Description Monetary Expense. Settling Basin Rehabilitation Rehabilitation of settling basins and associated equipment. Rehabilitation of cone valves and filter sluice gates. $7,662,036 (PIBS 4435e0) Page 2 of 6

4 Provide details on the notices submitted in accordance with subsection 8() of the Safe Drinking- Water Act or section -4 of Schedule of O.Reg.70/03 and reported to Spills Action Centre NOTE: "Incident date" is the date adverse result was reported to MOECC-SAC. "Corrective action date" is the date the location was Incident Date Parameter Result Unit of Measure Corrective Action Corrective Action Date NONE NONE NONE NONE NONE NONE Microbiological testing done under the Schedule 0, or 2 of Regulation 70/03, during this reporting period. Number of Samples Range of E.Coli Or Fecal Results Range of Results Number of HPC Samples Range of HPC Results Raw Treated A (00%A) 462 A (00%A) Operational testing done under Schedule 7, 8 or 9 of Regulation 70/03 during the period covered by this Annual Report. Parameter Number of Grab Samples Range of Results Unit of Measure Turbidity NTU Chlorine mg/l *Fluoride (If the DWS provides fluoridation) 354 (plus continuous monitoring) mg/l NOTE: For Continuous Monitoring (zero days offline): Number of Grab Samples = 24 samples/day x 365 days/year (or 366 days/leap year) = 8760 (or 8784) *Fluoride Grab Sample numbers and range of results are reported using data from days when fluoridation was in service (PIBS 4435e0) Page 3 of 6

5 Summary of additional testing and sampling carried out in accordance with the requirement of an approval, order or other legal instrument. Date Of Legal Instrument Issued -Feb-205 & 7- June 20 Municipal Drinking Water Licence Parameter Suspended Solids (Residue Management) Chlorine (Residue Management) Date Sampled Jan 0-Dec 9, 20 Jan 0-Dec 3, 20 Result (Annual Average) Unit of Measure 8.00 mg/l 0 mg/l NOTE: A result of zero indicates that the result obtained was below the method detection/reporting limit Summary of Inorganic parameters tested during this reporting period or the most recent sample results Parameter Sample Date Result Value Unit of Measure Exceedance Antimony Jan-Dec mg/l No Arsenic Jan-Dec mg/l No Barium Jan-Dec mg/l No Boron Jan-Dec mg/l No Cadmium Jan-Dec mg/l No Chromium Jan-Dec mg/l No Lead Jan-Dec mg/l No Mercury Jan-Dec mg/l No Selenium Jan-Dec mg/l No Sodium Jan-Dec mg/l No Uranium Jan-Dec mg/l No Nitrite Jan-Dec mg/l No Nitrate Jan-Dec mg/l No NOTE: A result of zero indicates that the result obtained was below the method detection/reporting limit. Summary of Lead (Pb) testing under Schedule 5. during this reporting period Location Type Number of Samples Range of Lead Results Unit of Measure Number of Exceedances *Plumbing * * * * *Distribution * * * * *NOTE: Refer to Toronto DS (Distribution System) Annual Report for Lead (Pb) testing data (PIBS 4435e0) Page 4 of 6

6 Summary of Organic parameters sampled during this reporting period or the most recent sample results Parameter Sample Date Result Value Unit of Measure Exceedance Alachlor Jan-Dec No Aldicarb Aldrin + Dieldrin Atrazine + N-dealkylated Jan-Dec 20 metobolites No Azinphos-methyl Jan-Dec No Bendiocarb Benzene Jan-Dec No Benzo(a)pyrene Jan-Dec No Bromoxynil Jan-Dec No Carbaryl Jan-Dec No Carbofuran Jan-Dec No Carbon Tetrachloride Jan-Dec No Chlordane () Chlorpyrifos Jan-Dec No Cyanazine Diazinon Jan-Dec No Dicamba Jan-Dec No,2-Dichlorobenzene Jan-Dec No,4-Dichlorobenzene Jan-Dec No Dichlorodiphenyltrichloroethane (DDT) + metabolites,2-dichloroethane Jan-Dec No,-Dichloroethylene Jan-Dec 20 (vinylidene chloride) 0-0 No Dichloromethane Jan-Dec No 2-4 Dichlorophenol Jan-Dec No 2,4-Dichlorophenoxy acetic acid Jan-Dec 20 (2,4-D) 0-0 No Diclofop-methyl Jan-Dec No Dimethoate Jan-Dec No Dinoseb Diquat Jan-Dec No Diuron Jan-Dec No Glyphosate Jan-Dec No Heptachlor + Heptachlor Epoxide Lindane () Malathion Jan-Dec No Methoxychlor Metolachlor Jan-Dec No (PIBS 4435e0) Page 5 of 6

7 Metribuzin Jan-Dec No Monochlorobenzene Jan-Dec No Paraquat Jan-Dec No Parathion Pentachlorophenol Jan-Dec No Phorate Jan-Dec No Picloram Jan-Dec No Polychlorinated Biphenyls (PCB) Jan-Dec No Prometryne Jan-Dec No Simazine Jan-Dec No THM Jan-Dec 20 (NOTE: show latest annual average) 2.2 No Temephos Terbufos Jan-Dec No Tetrachloroethylene Jan-Dec No 2,3,4,6-Tetrachlorophenol Jan-Dec No Triallate Jan-Dec No Trichloroethylene Jan-Dec No 2,4,6-Trichlorophenol Jan-Dec No 2,4,5-Trichlorophenoxy acetic acid (2,4,5-T) Trifluralin Jan-Dec No Vinyl Chloride Jan-Dec No NOTE: A result of zero indicates that the result obtained was below the method detection/reporting limit. List any Inorganic or Organic parameter(s) that exceeded half the standard prescribed in Schedule 2 of Ontario Drinking Water Quality Standards. Parameter Result Value Unit of Measure Date of Sample NONE NONE NONE NONE (PIBS 4435e0) Page 6 of 6

8 CITY OF TORONTO DRINKING WATER SYSTEM ANNUAL REPORT Drinking-Water System Number: Drinking-Water System Name: City of Toronto Drinking Water System (Island) Drinking-Water System Owner: City of Toronto Drinking-Water System Category: Large Municipal Residential Period being reported: January, 20 to December 3, 20 Complete if your Category is Large Municipal Residential or Small Municipal Residential Does your Drinking-Water System serve more than 0,000 people? Yes [X ] No [ ] Is your annual report available to the public at no charge on a web site on the Internet? Yes [ X ] No [ ] Location where Summary Report required under O. Reg. 70/03 Schedule 22 will be available for inspection. Metro Hall 55 John Street Toronto, Ontario M5V 3C6 Complete for all other Categories. Number of Designated Facilities served: Did you provide a copy of your annual report to all Designated Facilities you serve? Yes [ ] No [ ] Number of Interested Authorities you report to: Did you provide a copy of your annual report to all Interested Authorities you report to for each Designated Facility? Yes [ ] No [ ] NOTE: For the following tables below, additional rows or columns may be added or an appendix may be attached to the report List all Drinking-Water Systems (if any), which receive all of their drinking water from your system: Drinking Water System Name Drinking Water System Number Region of York - receives some of their water from Toronto Did you provide a copy of your annual report to all Drinking-Water System owners that are connected to you and to whom you provide all of its drinking water? Yes [X] No [ ] Indicate how you notified system users that your annual report is available, and is free of charge. [X] Public access/notice via the web [X] Public access/notice via Government Office [ ] Public access/notice via a newspaper [ ] Public access/notice via Public Request [ ] Public access/notice via a Public Library [ ] Public access/notice via other method (PIBS 4435e0) Page of 6

9 Describe your Drinking-Water System Toronto Water Supply System consists of four water treatment plants, 8 pumping stations, 0 major underground storage reservoirs, four elevated storage tanks and approximately 520 kilometers of trunk watermains and 5,525 kilometers of distribution watermains. The Island Water Treatment Plant is a direct filtration water treatment plant, has a rated capacity of 40,000 m 3 /day and is located at Toronto Centre Island, Toronto. The other three (3) Toronto Water Treatment plants are as follows: - R.L. Clark Water Treatment Plant (Rated Capacity of 65,000 m 3 /day) and is located at 45 Twenty Third Street, Toronto - R.C. Harris Water Treatment Plant (Rated Capacity of 950,000 m 3 /day) and is located at 270 Queen Street East, Toronto - F.J. Horgan Water Treatment Plant (Rated Capacity of 800,000 m 3 /day) and is located at 20 Copperfield Road, Toronto List all water treatment chemicals used over this reporting period Chlorine Sulphur dioxide Sodium bisulphite Hydrofluosilicic acid Aqua ammonia Polyaluminum Chloride (PACL) Phosphoric Acid Were any significant expenses incurred to? [X] Install required equipment [X] Repair required equipment [X] Replace required equipment Please provide a brief description and a breakdown of monetary expenses incurred Capital Projects - The following amounts relate to various projects during 20 and do not represent the total project costs. These numbers do not include the normal operating and maintenance costs. No. Project Description Monetary Expense. Design & construction of Residuals Management System $ 9,800, Design & construction of Cross Connection Upgrades $ 75, Conceptual design of UV Disinfection $ 676, Design & construction of Admin Building & Marine Yard Rehabilitation $ 293, Design & construction of Bumpless Transfer $ 28,000 (PIBS 4435e0) Page 2 of 6

10 6. Design of Ammonia & Fluoride System Upgrades $ 8, Design & construction of Server Relocation and Upgrades $57, Design & construction of Filter Air Scour System $ 56, Raw Water Pump # 4 Rehabilitation $ 64, Design of Flume Relining and Machine Shop Floor Structural Upgrades $ 36,000. Design of Plantwide HVAC Upgrades $ 4, Design & construction of Chemical Systems Electrical Feed Distribution $,000 Provide details on the notices submitted in accordance with subsection 8() of the Safe Drinking- Water Act or section -4 of Schedule of O.Reg.70/03 and reported to Spills Action Centre NOTE: "Incident date" is the date adverse result was reported to MOECC-SAC. "Corrective action date" is the date the location was Incident Date Parameter Result Unit of Measure Corrective Action Corrective Action Date 8-Oct- sample Resampled. Result acceptable. 8-Oct- 22-Dec- Chlorine Residual 0. mg/l Brief over dechlorination of previously treated water for 4 minutes. Disinfection not compromised. 22-Dec- Microbiological testing done under the Schedule 0, or 2 of Regulation 70/03, during this reporting period. Number of Samples Range of E.Coli Or Fecal Results Range of Results Number of HPC Samples Range of HPC Results Raw Treated A (00%A) 269 A (99.9%A) (PIBS 4435e0) Page 3 of 6

11 Operational testing done under Schedule 7, 8 or 9 of Regulation 70/03 during the period covered by this Annual Report. Parameter Number of Grab Samples Range of Results (min.) - (max.) Unit of Measure Turbidity NTU Chlorine mg/l 308 *Fluoride (plus continuous (If the DWS provides fluoridation) monitoring) mg/l NOTE: For Continuous Monitoring (zero days offline): Number of Grab Samples = 24 samples/day x 365 days/year (or 366 days/leap year) = 8760 (or 8784) *Fluoride Grab Sample numbers and range of results are reported using data from days when fluoridation was in service Summary of additional testing and sampling carried out in accordance with the requirement of an approval, order or other legal instrument. Date Of Legal Instrument Issued Parameter Date Sampled Result (Annual Average) Unit of Measure -Feb-205 & 7- June 20 Municipal Drinking Water Licence Suspended Solids (Residue Management) Chlorine (Residue Management) Jan., Dec. 3, 205 Jan., Dec. 3, mg/l 0.00 mg/l Summary of Inorganic parameters tested during this reporting period or the most recent sample results Result Value Unit of Parameter Sample Date Exceedance Measure Antimony Jan Dec mg/l No Arsenic Jan Dec mg/l No Barium Jan Dec mg/l No Boron Jan Dec mg/l No Cadmium Jan Dec mg/l No Chromium Jan Dec mg/l No Lead Jan Dec mg/l No Mercury Jan Dec mg/l No Selenium Jan Dec mg/l No Sodium Jan Dec mg/l No Uranium Jan Dec mg/l No Nitrite Jan Dec mg/l No Nitrate Jan Dec mg/l No (PIBS 4435e0) Page 4 of 6

12 NOTE: A result of zero indicates that the result obtained was below the method detection/reporting limit. Summary of Lead (Pb) testing under Schedule 5. during this reporting period Location Type Number of Samples Range of Lead Results Unit of Measure Number of Exceedances *Plumbing * * * * *Distribution * * * * *NOTE: Refer to Toronto DS (Distribution System) Annual Report for Lead (Pb) testing data Summary of Organic parameters sampled during this reporting period or the most recent sample results Parameter Sample Date Result Value Unit of Measure Exceedance Alachlor Jan Dec No Aldicarb Aldrin + Dieldrin Atrazine + N-dealkylated Jan Dec 20 metobolites No Azinphos-methyl Jan Dec No Bendiocarb Benzene Jan Dec No Benzo(a)pyrene Jan Dec No Bromoxynil Jan Dec No Carbaryl Jan Dec No Carbofuran Jan Dec No Carbon Tetrachloride Jan Dec No Chlordane () Chlorpyrifos Jan Dec No Cyanazine Diazinon Jan Dec No Dicamba Jan Dec No,2-Dichlorobenzene Jan Dec No,4-Dichlorobenzene Jan Dec No Dichlorodiphenyltrichloroethane (DDT) + metabolites,2-dichloroethane Jan Dec No,-Dichloroethylene Jan Dec 20 (vinylidene chloride) 0-0 No Dichloromethane Jan Dec No 2-4 Dichlorophenol Jan Dec No 2,4-Dichlorophenoxy acetic acid Jan Dec 20 (2,4-D) 0-0 No Diclofop-methyl Jan Dec No (PIBS 4435e0) Page 5 of 6

13 Dimethoate Jan Dec No Dinoseb Diquat Jan Dec 20 0 No Diuron Jan Dec No Glyphosate Jan Dec 20 0 No Heptachlor + Heptachlor Epoxide Lindane () Malathion Jan Dec No Methoxychlor Metolachlor Jan Dec No Metribuzin Jan Dec No Monochlorobenzene Jan Dec No Paraquat Jan Dec 20 0 No Parathion Pentachlorophenol Jan Dec No Phorate Jan Dec No Picloram Jan Dec No Polychlorinated Biphenyls (PCB) Jan Dec No Prometryne Jan Dec No Simazine Jan Dec No THM Jan Dec 20 (NOTE: show latest annual. No average) Temephos Terbufos Jan Dec No Tetrachloroethylene Jan Dec No 2,3,4,6-Tetrachlorophenol Jan Dec No Triallate Jan Dec No Trichloroethylene Jan Dec No 2,4,6-Trichlorophenol Jan Dec No 2,4,5-Trichlorophenoxy acetic acid (2,4,5-T) Trifluralin Jan Dec No Vinyl Chloride Jan Dec No NOTE: A result of zero indicates that the result obtained was below the method detection/reporting limit. List any Inorganic or Organic parameter(s) that exceeded half the standard prescribed in Schedule 2 of Ontario Drinking Water Quality Standards. Parameter Result Value Unit of Measure Date of Sample NONE NONE NONE NONE (PIBS 4435e0) Page 6 of 6

14 CITY OF TORONTO DRINKING WATER SYSTEM ANNUAL REPORT Drinking-Water System Number: Drinking-Water System Name: City of Toronto Drinking Water System (R. L. Clark) Drinking-Water System Owner: City of Toronto Drinking-Water System Category: Large Municipal Residential Period being reported: January, 20 to December 3, 20 Complete if your Category is Large Municipal Residential or Small Municipal Residential Does your Drinking-Water System serve more than 0,000 people? Yes [X ] No [ ] Is your annual report available to the public at no charge on a web site on the Internet? Yes [ X ] No [ ] Location where Summary Report required under O. Reg. 70/03 Schedule 22 will be available for inspection. Metro Hall 55 John Street Toronto, Ontario M5V 3C6 Complete for all other Categories. Number of Designated Facilities served: Did you provide a copy of your annual report to all Designated Facilities you serve? Yes [ ] No [ ] Number of Interested Authorities you report to: Did you provide a copy of your annual report to all Interested Authorities you report to for each Designated Facility? Yes [ ] No [ ] NOTE: For the following tables below, additional rows or columns may be added or an appendix may be attached to the report List all Drinking-Water Systems (if any), which receive all of their drinking water from your system: Drinking Water System Name Drinking Water System Number Region of York - receives some of their water from Toronto Did you provide a copy of your annual report to all Drinking-Water System owners that are connected to you and to whom you provide all of its drinking water? Yes [X] No [ ] Indicate how you notified system users that your annual report is available, and is free of charge. [X] Public access/notice via the web [X] Public access/notice via Government Office [ ] Public access/notice via a newspaper [ ] Public access/notice via Public Request [ ] Public access/notice via a Public Library [ ] Public access/notice via other method (PIBS 4435e0) Page of 6

15 Describe your Drinking-Water System Toronto Water Supply System consists of four water treatment plants, 8 pumping stations, 0 major underground storage reservoirs, four elevated storage tanks and approximately 520 kilometers of trunk watermains and 5,525 kilometers of distribution watermains. The R.L. Clark Water Treatment Plant is a conventional water treatment plant, has a rated capacity of 65,000 m 3 /day and is located at 45 Twenty Third Street, Toronto. The other three (3) Toronto Water Treatment plants are as follows: - R.C. Harris Water Treatment Plant (Rated Capacity of 950,000 m 3 /day) and is located at 270 Queen Street East, Toronto - F.J. Horgan Water Treatment Plant (Rated Capacity of 800,000 m 3 /day) and is located at 20 Copperfield Road, Toronto - Island Water Treatment Plant (Rated Capacity of 40,000 m 3 /day) and is located on Centre Island, Toronto List all water treatment chemicals used over this reporting period Alum (Aluminum sulphate) Chlorine Sulphur Dioxide Hydrofluosilic Acid Aqua Ammonia Phosphoric Acid Cationic polymer was used for residuals treatment. Were any significant expenses incurred to? [X] Install required equipment [X] Repair required equipment [X] Replace required equipment Please provide a brief description and a breakdown of monetary expenses incurred Capital Projects - The following amounts relate to various projects during 20 and do not represent the total project costs. These numbers do not include the normal operating and maintenance costs. No. Project Name Description Monetary Expense. Voice Communication Upgrade Telephone and paging system $.4 Million 2. Filters Upgrade Filter rehabilitation project $3.6 Million (PIBS 4435e0) Page 2 of 6

16 3. RMF Optimization Residue management facility upgrades $80, Miscellaneous Projects Various plant equipment rehabilitation $220,000 Provide details on the notices submitted in accordance with subsection 8() of the Safe Drinking- Water Act or section -4 of Schedule of O.Reg.70/03 and reported to Spills Action Centre NOTE: "Incident date" is the date adverse result was reported to MOECC-SAC. "Corrective action date" is the date the location was Incident Date Parameter Result Unit of Measure Corrective Action Corrective Action Date 09-Mar- sample Resampled. Results 09-Mar- Microbiological testing done under the Schedule 0, or 2 of Regulation 70/03, during this reporting period. Number of Samples Range of E.Coli Or Fecal Results Range of Results Number of HPC Samples Range of HPC Results Raw Treated A (00%A) 460 A (99.9%A) Operational testing done under Schedule 7, 8 or 9 of Regulation 70/03 during the period covered by this Annual Report. Parameter Number of Grab Samples Range of Results Unit of Measure Turbidity NTU Chlorine mg/l *Fluoride (If the DWS provides fluoridation) mg/l NOTE: For Continuous Monitoring (zero days offline): Number of Grab Samples = 24 samples/day x 365 days/year (or 366 days/leap year) = 8760 (or 8784) * Fluoride Grab Sample numbers and range of results are reported using data from days when fluoridation was in service. (PIBS 4435e0) Page 3 of 6

17 Summary of additional testing and sampling carried out in accordance with the requirement of an approval, order or other legal instrument. Date of legal instrument issued Parameter Date Sampled Result Unit of Measure Not Applicable N/A N/A N/A N/A Summary of Inorganic parameters tested during this reporting period or the most recent sample results Parameter Sample Date Result Value Unit of Measure Exceedance Antimony Jan-Dec mg/l No Arsenic Jan-Dec mg/l No Barium Jan-Dec mg/l No Boron Jan-Dec mg/l No Cadmium Jan-Dec mg/l No Chromium Jan-Dec mg/l No Lead Jan-Dec mg/l No Mercury Jan-Dec mg/l No Selenium Jan-Dec mg/l No Sodium Jan-Dec mg/l No Uranium Jan-Dec mg/l No Nitrite Jan-Dec mg/l No Nitrate Jan-Dec mg/l No NOTE: A result of zero indicates that the result obtained was below the method detection/reporting limit. Summary of Lead (Pb) testing under Schedule 5. during this reporting period Location Type Number of Samples Range of Lead Results Unit of Measure Number of Exceedances *Plumbing * * * * *Distribution * * * * *NOTE: Refer to Toronto DS (Distribution System) Annual Report for Lead (Pb) testing data Summary of Organic parameters sampled during this reporting period or the most recent sample results Parameter Sample Date Result Value Unit of Measure Exceedance Alachlor Jan-Dec No Aldicarb Aldrin + Dieldrin Atrazine + N-dealkylated Jan-Dec 20 metobolites No Azinphos-methyl Jan-Dec No Bendiocarb (PIBS 4435e0) Page 4 of 6

18 Benzene Jan-Dec No Benzo(a)pyrene Jan-Dec No Bromoxynil Jan-Dec No Carbaryl Jan-Dec No Carbofuran Jan-Dec No Carbon Tetrachloride Jan-Dec No Chlordane () Chlorpyrifos Jan-Dec No Cyanazine Diazinon Jan-Dec No Dicamba Jan-Dec No,2-Dichlorobenzene Jan-Dec No,4-Dichlorobenzene Jan-Dec No Dichlorodiphenyltrichloroethane (DDT) + metabolites,2-dichloroethane Jan-Dec No,-Dichloroethylene (vinylidene Jan-Dec 20 chloride) 0-0 No Dichloromethane Jan-Dec No 2-4 Dichlorophenol Jan-Dec No 2,4-Dichlorophenoxy acetic acid Jan-Dec 20 (2,4-D) 0-0 No Diclofop-methyl Jan-Dec No Dimethoate Jan-Dec No Dinoseb Diquat Jan-Dec 20 0 No Diuron Jan-Dec No Glyphosate Jan-Dec 20 0 No Heptachlor + Heptachlor Epoxide Lindane () Malathion Jan-Dec No Methoxychlor Metolachlor Jan-Dec No Metribuzin Jan-Dec No Monochlorobenzene Jan-Dec No Paraquat Jan-Dec 20 0 No Parathion Pentachlorophenol Jan-Dec No Phorate Jan-Dec No Picloram Jan-Dec No Polychlorinated Biphenyls (PCB) Jan-Dec No Prometryne Jan-Dec No Simazine Jan-Dec No (PIBS 4435e0) Page 5 of 6

19 THM Jan-Dec 20 (NOTE: show latest annual 3.0 No average) Temephos Terbufos Jan-Dec No Tetrachloroethylene Jan-Dec No 2,3,4,6-Tetrachlorophenol Jan-Dec No Triallate Jan-Dec No Trichloroethylene Jan-Dec No 2,4,6-Trichlorophenol Jan-Dec No 2,4,5-Trichlorophenoxy acetic acid (2,4,5-T) Trifluralin Jan-Dec No Vinyl Chloride Jan-Dec No NOTE: A result of zero indicates that the result obtained was below the method detection/reporting limit. List any Inorganic or Organic parameter(s) that exceeded half the standard prescribed in Schedule 2 of Ontario Drinking Water Quality Standards. Parameter Result Value Unit of Measure Date of Sample NONE NONE NONE NONE (PIBS 4435e0) Page 6 of 6

20 CITY OF TORONTO DRINKING WATER SYSTEM ANNUAL REPORT Drinking-Water System Number: Drinking-Water System Name: City of Toronto Drinking Water System (F. J. Horgan) Drinking-Water System Owner: City of Toronto Drinking-Water System Category: Large Municipal Residential Period being reported: January, 20 to December 3, 20 Complete if your Category is Large Municipal Residential or Small Municipal Residential Does your Drinking-Water System serve more than 0,000 people? Yes [X ] No [ ] Is your annual report available to the public at no charge on a web site on the Internet? Yes [ X ] No [ ] Location where Summary Report required under O. Reg. 70/03 Schedule 22 will be available for inspection. Metro Hall 55 John Street Toronto, Ontario M5V 3C6 Complete for all other Categories. Number of Designated Facilities served: Did you provide a copy of your annual report to all Designated Facilities you serve? Yes [ ] No [ ] Number of Interested Authorities you report to: Did you provide a copy of your annual report to all Interested Authorities you report to for each Designated Facility? Yes [ ] No [ ] NOTE: For the following tables below, additional rows or columns may be added or an appendix may be attached to the report List all Drinking-Water Systems (if any), which receive all of their drinking water from your system: Drinking Water System Name Drinking Water System Number Region of York - receives some of their water from Toronto Did you provide a copy of your annual report to all Drinking-Water System owners that are connected to you and to whom you provide all of its drinking water? Yes [X] No [ ] Indicate how you notified system users that your annual report is available, and is free of charge. [X] Public access/notice via the web [X] Public access/notice via Government Office [ ] Public access/notice via a newspaper [ ] Public access/notice via Public Request [ ] Public access/notice via a Public Library [ ] Public access/notice via other method (PIBS 4435e0) Page of 6

21 Describe your Drinking-Water System Toronto Water Supply System consists of four water treatment plants, 8 pumping stations, 0 major underground storage reservoirs, four elevated storage tanks and approximately 520 kilometers of trunk watermains and 5,525 kilometers of distribution watermains. The F.J. Horgan Water Treatment Plant is a direct water treatment plant, has a rated capacity of 800,000 m 3 /day and is located at 20 Copperfield Road, Toronto. The other three (3) Toronto Water Treatment plants are as follows: - R.L. Clark Water Treatment Plant (Rated Capacity of 65,000 m 3 /day) and is located at 45 Twenty Third Street, Toronto - R.C. Harris Water Treatment Plant (Rated Capacity of 950,000 m 3 /day) and is located at 270 Queen Street East, Toronto - Island Water Treatment Plant (Rated Capacity of 40,000 m 3 /day) and is located on Centre Island, Toronto List all water treatment chemicals used over this reporting period Alum (Aluminum sulphate) Polyaluminum Chloride (PACL - SternPAC) Chlorine Sulphur dioxide Hydrofluosilicic acid Aqua ammonia Liquid Oxygen Ozone Sodium bisulphite (SBS) Phosphoric acid Polymer - Anionic (FLO AF340) for waste residuals treatment Polymer - Cationic (Magnafloc LT 7996) Were any significant expenses incurred to? [X] Install required equipment [X] Repair required equipment [X] Replace required equipment Please provide a brief description and a breakdown of monetary expenses incurred Capital Projects - The following amounts relate to various projects during 20 and do not represent the total project costs. These numbers do not include the normal operating and maintenance costs. No. Project Description Monetary Expense. Facilities and Process Upgrades $ 3, Replacement of MCC $,08,000 (PIBS 4435e0) Page 2 of 6

22 3. Electrical Grounding System $ 5, Treated Water Pump Replacement $ 422, Access Road Paving $ 22, Building, Fire, Heating and Lighting Upgrades $,000 Provide details on the notices submitted in accordance with subsection 8() of the Safe Drinking- Water Act or section -4 of Schedule of O.Reg.70/03 and reported to Spills Action Centre NOTE: "Incident date" is the date adverse result was reported to MOECC-SAC. "Corrective action date" is the date the location was Incident Date Parameter Result Unit of Measure Corrective Action Corrective Action Date NONE NONE NONE NONE NONE NONE Microbiological testing done under the Schedule 0, or 2 of Regulation 70/03, during this reporting period. Number of Samples Range of E.Coli Or Fecal Results Range of Results Number of HPC Samples Range of HPC Results Raw Treated A (00%A) 450 A (00%A) Operational testing done under Schedule 7, 8 or 9 of Regulation 70/03 during the period covered by this Annual Report. Parameter Number of Grab Samples Range of Results Unit of Measure Turbidity NTU Chlorine mg/l *Fluoride (If the DWS provides fluoridation) 33 (plus continuous monitoring) mg/l NOTE: For Continuous Monitoring (zero days offline): Number of Grab Samples = 24 samples/day x 365 days/year (or 366 days/leap year) = 8760 (or 8784) *Fluoride Grab Sample numbers and range of results are reported using data from days when fluoridation was in service. (PIBS 4435e0) Page 3 of 6

23 Summary of additional testing and sampling carried out in accordance with the requirement of an approval, order or other legal instrument. Date Of Legal Instrument Issued -Feb-205 & 7-June 20 Municipal Drinking Water Licence Parameter Suspended Solids (Residue Management) Date Sampled Jan., 20 - Dec. 3, 20 Result (Annual Average) Unit of Measure 4.08 mg/l Summary of Inorganic parameters tested during this reporting period or the most recent sample results Parameter Sample Date Result Value Unit of Measure Exceedance Antimony Jan Dec mg/l No Arsenic Jan Dec mg/l No Barium Jan Dec mg/l No Boron Jan Dec mg/l No Cadmium Jan Dec mg/l No Chromium Jan Dec mg/l No Lead Jan Dec mg/l No Mercury Jan Dec mg/l No Selenium Jan Dec mg/l No Sodium Jan Dec mg/l No Uranium Jan Dec mg/l No Nitrite Jan Dec mg/l No Nitrate Jan Dec mg/l No NOTE: A result of zero indicates that the result obtained was below the method detection/reporting limit. Summary of Lead (Pb) testing under Schedule 5. during this reporting period Location Type Number of Samples Range of Lead Results Unit of Measure Number of Exceedances *Plumbing * * * * *Distribution * * * * *NOTE: Refer to Toronto DS (Distribution System) Annual Report for Lead (Pb) testing data (PIBS 4435e0) Page 4 of 6

24 Summary of Organic parameters sampled during this reporting period or the most recent sample results Parameter Sample Date Result Value Unit of Measure Exceedance Alachlor Jan Dec No Aldicarb Aldrin + Dieldrin Atrazine + N-dealkylated metobolites Jan Dec No Azinphos-methyl Jan Dec No Bendiocarb Benzene Jan Dec No Benzo(a)pyrene Jan Dec No Bromoxynil Jan Dec No Carbaryl Jan Dec No Carbofuran Jan Dec No Carbon Tetrachloride Jan Dec No Chlordane () Chlorpyrifos Jan Dec No Cyanazine Diazinon Jan Dec No Dicamba Jan Dec No,2-Dichlorobenzene Jan Dec No,4-Dichlorobenzene Jan Dec No Dichlorodiphenyltrichloroethane (DDT) + metabolites,2-dichloroethane Jan Dec No,-Dichloroethylene (vinylidene chloride) Jan Dec No Dichloromethane Jan Dec No 2-4 Dichlorophenol Jan Dec No 2,4-Dichlorophenoxy acetic acid (2,4-D) Jan Dec No Diclofop-methyl Jan Dec No Dimethoate Jan Dec No Dinoseb Diquat Jan Dec 20 0 No Diuron Jan Dec No Glyphosate Jan Dec 20 0 No Heptachlor + Heptachlor Epoxide Lindane () Malathion Jan Dec No Methoxychlor Metolachlor Jan Dec No (PIBS 4435e0) Page 5 of 6

25 Metribuzin Jan Dec No Monochlorobenzene Jan Dec No Paraquat Jan Dec 20 0 No Parathion Pentachlorophenol Jan Dec No Phorate Jan Dec No Picloram Jan Dec No Polychlorinated Biphenyls(PCB) Jan Dec No Prometryne Jan Dec No Simazine Jan Dec No THM (NOTE: show latest annual Jan Dec No average) Temephos Terbufos Jan Dec No Tetrachloroethylene Jan Dec No 2,3,4,6-Tetrachlorophenol Jan Dec No Triallate Jan Dec No Trichloroethylene Jan Dec No 2,4,6-Trichlorophenol Jan Dec No 2,4,5-Trichlorophenoxy acetic acid (2,4,5-T) Trifluralin Jan Dec No Vinyl Chloride Jan Dec No NOTE: A result of zero indicates that the result obtained was below the method detection/reporting limit. List any Inorganic or Organic parameter(s) that exceeded half the standard prescribed in Schedule 2 of Ontario Drinking Water Quality Standards. Parameter Result Value Unit of Measure Date of Sample NONE NONE NONE NONE (PIBS 4435e0) Page 6 of 6

26 CITY OF TORONTO DRINKING WATER SYSTEM ANNUAL REPORT Drinking-Water System Number: Drinking-Water System Name: City of Toronto Drinking Water System Toronto DS Drinking-Water System Owner: City of Toronto Drinking-Water System Category: Large Municipal Residential Period being reported: January, 20 to December 3, 20 Complete if your Category is Large Municipal Residential or Small Municipal Residential Does your Drinking-Water System serve more than 0,000 people? Yes [ X ] No [ ] Is your annual report available to the public at no charge on a web site on the Internet? Yes [ X ] No [ ] Location where Summary Report required under O. Reg. 70/03 Schedule 22 will be available for inspection. Metro Hall 55 John Street Toronto, Ontario M5V 3C6 Complete for all other Categories. Number of Designated Facilities served: Did you provide a copy of your annual report to all Designated Facilities you serve? Yes [ ] No [ ] Number of Interested Authorities you report to: Did you provide a copy of your annual report to all Interested Authorities you report to for each Designated Facility? Yes [ ] No [ ] NOTE: For the following tables below, additional rows or columns may be added or an appendix may be attached to the report List all Drinking-Water Systems (if any), which receive all of their drinking water from your system: Drinking Water System Name Drinking Water System Number Region of York receives some of their water from Toronto Did you provide a copy of your annual report to all Drinking-Water System owners that are connected to you and to whom you provide all of its drinking water? Yes [X] No [ ] Indicate how you notified system users that your annual report is available, and is free of charge. [X] Public access/notice via the web [X] Public access/notice via Government Office [ ] Public access/notice via a newspaper [ ] Public access/notice via Public Request [ ] Public access/notice via a Public Library [ ] Public access/notice via other method (PIBS 4435e0) Page of

27 Describe your Drinking-Water System Toronto Water Supply System consists of four water treatment plants, 8 pumping stations, 0 major underground storage reservoirs, four elevated storage tanks and approximately 520 kilometers of trunk watermains and 5,525 kilometers of distribution watermains. Working from eight facilities across the city, District Operations staff inspects, operate and maintain the existing water distribution and wastewater collection systems as well as stormwater management facilities. There are four (4) Toronto Water Treatment plants: - R.L. Clark Water Treatment Plant (Rated Capacity of 65,000 m 3 /day) and is located at 45 Twenty Third Street, Toronto - R.C. Harris Water Treatment Plant (Rated Capacity of 950,000 m 3 /day) and is located at 270 Queen Street East, Toronto - F.J. Horgan Water Treatment Plant (Rated Capacity of 800,000 m 3 /day) and is located at 20 Copperfield Road, Toronto - Island Water Treatment Plant (Rated Capacity of 40,000 m 3 /day) and is located on Centre Island, Toronto List all water treatment chemicals used over this reporting period N/A Were any significant expenses incurred to? [X] Install required equipment [X] Repair required equipment [X] Replace required equipment Please provide a brief description and a breakdown of monetary expenses incurred Please note that the following amounts relate to various projects during 20 and do not represent the total project costs. These numbers do not include normal operating and maintenance costs. District Operations (Distribution): Watermain Replacement Water Service Replacement Watermain Rehabilitation $ 7 million $ 32 million $ 6 million Water Supply: Cast Iron Trunk Main Replacement Transmission Facility Rehabilitation Transmission Main Rehabilitation $ million $ million (Pumping Stations, Reservoirs) $ 0.3 million (PIBS 4435e0) Page 2 of

28 Provide details on the notices submitted in accordance with subsection 8() of the Safe Drinking- Water Act or section -4 of Schedule of O.Reg.70/03 and reported to Spills Action Centre NOTE: "Incident date" is the date adverse result was reported to MOECC-SAC. "Corrective action date" is the date the location was Incident Date 22-Jan- 27-Jan- 30-Jan- 2-Feb- 20-Feb 26-Feb 2-Mar- 2-Mar- 7-Mar- 5-Apr- 5-Apr- 2-May- 27-May- 29-May- Parameter Result EC=3, TC=4 Unit of Measure sample sample sample sample sample sample Turbidity >5.0 NTU Chlorine analyzer reading Chlorine analyzer reading Chlorine analyzer reading Chlorine analyzer reading <0.25 mg/l >3.0 mg/l sample <0.25 mg/l >3.0 mg/l Corrective Action Results Results Acceptable Results Acceptable Results Results Acceptable Results Acceptable Results Acceptable Results Acceptable Flushed and Resampled. Results Acceptable Electrical problem fixed and analyzer calibrated. Grab sample results acceptable. Reservoir level restored and analyzer calibrated. Grab sample results acceptable. Results Acceptable Electrical problem fixed and analyzer calibrated. Grab sample results acceptable. Reservoir level restored and analyzer calibrated. Grab sample results acceptable. Corrective Action Date 22-Jan- 27-Jan- 30-Jan- 3-Feb- 20-Feb- 26-Feb- 2-Mar- 3-Mar- 7-Mar- 5-Apr- 5-Apr- 2-May- 28-May- 30-May- (PIBS 4435e0) Page 3 of

29 7-Jun- 20-Jun- 20-Jun- 22-Jun- 24-Jun- 25-Jun- 28-Jun- 28-Jun- 29-Jun- 30-Jun- 0-Jul- 02-Jul- 03-Jul- 03-Jul- 06-Jul- 06-Jul- 07-Jul- 08-Jul- 09-Jul- -Jul- 28-Jul- 28-Jul- EC=, TC= sample sample sample sample sample sample sample sample sample sample Results Acceptable Results Acceptable Results Acceptable Results Acceptable Results Acceptable Results Acceptable resampled Results Acceptable resampled Results Acceptable Results Acceptable Results Acceptable Results Results Results Results 7-Jun- 23-Jun- 20-Jun- 23-Jun- 24-Jun- 26-Jun- 29-Jun- 29-Jun- 30-Jun- 30-Jun- 02-Jul- 02-Jul- 04-Jul- 04-Jul- 06-Jul- 06-Jul- 07-Jul- 08-Jul- -Jul- 8-Jul- 28-Jul- 28-Jul- (PIBS 4435e0) Page 4 of

30 3-Jul- 04-Aug- 05-Aug- 05-Aug- 06-Aug- 06-Aug- 0-Aug- 9-Aug- 20-Aug- 23-Aug- 26-Aug- 27-Aug- 30-Aug- 2-Sep- 4-Sep- 4-Sep- 4-Sep- 2 NDOGN NDOGN NDOGN NDOGN sample sample sample sample sample sample sample sample sample sample sample sample sample sample sample Results Results Results Results Results Results Results Results Results Results Results Results Results 3-Jul- 04-Aug- 05-Aug- 05-Aug- 08-Aug- 06-Aug- 0-Aug- 9-Aug- 2-Aug- 23-Aug- 26-Aug- 28-Aug- 3-Aug- 2-Sep- 3-Sep- 3-Sep- 3-Sep- (PIBS 4435e0) Page 5 of

31 5-Sep- 5-Sep- 5-Sep- 7-Sep- 7-Sep- 7-Sep- 7-Sep- 8-Sep- 8-Sep- 8-Sep- 8-Sep- 8-Sep- 0-Sep- 0-Sep- 0-Sep- 2-Sep- NDOGN NDOGN NDOGN NDOGN NDOGN NDOGN NDOGT NDOGN NDOGN NDOGN NDOGT NDOGT 2 sample sample sample sample sample sample sample sample sample sample sample sample sample sample sample Results Results Results Results Results 5-Sep- 5-Sep- 5-Sep- 7-Sep- 7-Sep- 7-Sep- 8-Sep- 8-Sep- 8-Sep- 8-Sep- 9-Sep- 9-Sep- 0-Sep- 0-Sep- 0-Sep- 2-Sep- (PIBS 4435e0) Page 6 of

32 2-Sep- 4-Sep- 4-Sep- 5-Sep- 5-Sep- -Sep- 8-Sep- 2-Sep- 22-Sep- 22-Sep- 22-Sep- 24-Sep- 24-Sep- 24-Sep- 25-Sep- 25-Sep- 25-Sep- 27-Sep- 27-Sep sample sample sample sample Results Location isolated Flushed watermain and Results Results Results Results Results Results 2-Sep- 3-Sep- 4-Sep- 20-Sep- 20-Sep- -Sep- 9-Sep- 20-Sep- 22-Sep- 23-Sep- 23-Sep- 25-Sep- 25-Sep- 25-Sep- 25-Sep- 25-Sep- 26-Sep- 3-Oct- 3-Oct- (PIBS 4435e0) Page 7 of

33 27-Sep- 27-Sep- -Oct- 2-Oct- 3-Oct- 3-Oct- 4-Oct- 4-Oct- 6-Oct- 7-Oct- 7-Oct- 7-Oct- 7-Oct- 7-Oct- 8-Oct- 8-Oct- 8-Oct- 9-Oct- 9-Oct- 9-Oct- 9-Oct- E.coli / 4 EC = 8 TC = sample sample sample Results Results Acceptable resampled Results Results Acceptable Results Acceptable Results Results Acceptable Results Results 3-Oct- 3-Oct- -Oct- 3-Oct- 3-Oct- 3-Oct- 5-Oct- 5-Oct- 6-Oct- 7-Oct- 6-Oct- 7-Oct- 7-Oct- 7-Oct- 9-Oct- 7-Oct- 7-Oct- 9-Oct- 9-Oct- 9-Oct- 9-Oct- (PIBS 4435e0) Page 8 of

34 9-Oct- -Oct- -Oct- 2-Oct- 3-Oct- 3-Oct- 4-Oct- 5-Oct- 5-Oct- 5-Oct- 5-Oct- -Oct- 9-Oct- 9-Oct- 9-Oct- 9-Oct- 9-Oct- 2-Oct- 22-Oct- 24-Oct- 24-Oct- 25-Oct- 25-Oct- Chlorine Chlorine Chlorine E.coli / <0.25 mg/l 3 5 Results Results Acceptable Results Acceptable Results <0.25 mg/l Recycle water and Resample <0.25 mg/l Reservoir isolated 9 NDOGT sample sample sample sample sample Results Acceptable Results Acceptable Results Results Acceptable Results Acceptable Results Acceptable resampled Results Acceptable Results Acceptable Results Acceptable 9-Oct- -Oct- -Oct- 2-Oct- 3-Oct- 3-Oct- 4-Oct- 5-Oct- -Oct- -Oct- -Oct- 7-Oct- 9-Oct- 9-Oct- 9-Oct- 9-Oct- 9-Oct- 2-Oct- 22-Oct- 24-Oct- 24-Oct- 26-Oct- 26-Oct- (PIBS 4435e0) Page 9 of

35 26-Oct- 26-Oct- 2 sample 28-Oct- Sodium >20 mg/l 3-Nov- 4-Nov- 0-Nov- 0-Nov- 4-Nov- 4-Nov- -Nov- -Nov- -Nov- -Nov- 8-Nov- 8-Nov- 8-Nov- 20-Nov- 2-Nov- 23-Nov- 23-Nov- 24-Nov- 25-Nov- 25-Nov- 29-Nov- 29-Nov- Chlorine sample sample sample sample sample < 0.25 mg/l sample Results Acceptable Results Acceptable Resampled. Results Acceptable Results Acceptable Results Acceptable Results Acceptable Results Acceptable Results Acceptable Results Acceptable Results Acceptable Results Acceptable Results Acceptable Results Acceptable Results Acceptable Results Acceptable Results Acceptable Results Acceptable 27-Oct- 26-Oct- 28-Oct- 3-Nov- 4-Nov- 0-Nov- 0-Nov- 4-Nov- 4-Nov- 5-Nov- 7-Nov- 5-Nov- 5-Nov- 8-Nov- 7-Nov- 8-Nov- 2-Nov- 2-Nov- 24-Nov- 23-Nov- 24-Nov- 25-Nov- 25-Nov- 29-Nov- 29-Nov- (PIBS 4435e0) Page 0 of

36 29-Nov- 0-Dec- 03-Dec- 04-Dec- 04-Dec- 06-Dec- 07-Dec- 07-Dec- 09-Dec- -Dec- -Dec- 22-Dec- E.coli / sample sample sample sample sample Results Acceptable Results Results Results Results Acceptable resampled Results Acceptable resampled Results Acceptable Results Acceptable Results Acceptable Results NOTE: Result of NDOGT means "No Data Overgrown Target identified" Result of NDOGN means "No Data Overgrown No Target identified" 29-Nov- 0-Dec- 03-Dec- 05-Dec- 05-Dec- 06-Dec- 07-Dec- 07-Dec- 09-Dec- -Dec- -Dec- 22-Dec- (PIBS 4435e0) Page of

37 Microbiological testing done under the Schedule 0, or 2 of Regulation 70/03, during this reporting period. Number of Samples Range of E.Coli Or Fecal Results or P/A Range of Results or P/A Number of HPC Samples Range of HPC Results (min.) - (max.) *Distribution A (99.95% A) 494A (99.74% A) Transmission A (00% A) 090A (00% A) Main Work 34 3A (99.77% A) 270A (96.65% A) Resample and vicinity 634 8A (00% A) 592(96.% Compliance) (0) (2) 4 NDOGT 3 NDOGN 8A (00% A) 54 (83.4% Compliance) (0) (200) 4 NDOGT 3 NDOGN >5700 *NOTE: "Distribution" includes samples submitted for Water Quality Inquiry as well as distribution samples. Operational testing done under Schedule 7, 8 or 9 of Regulation 70/03 during the period covered by this Annual Report. NOTE: A result of zero indicates that the result obtained was below the method detection/reporting limit. For Distribution Number of Grab Samples Range of Results Turbidity 47 < NTU Chlorine 420 < mg/l For Transmission Number of Grab Samples Range of Results Turbidity 099 < NTU Chlorine 233 < mg/l For Main Work Number of Grab Samples Range of Results Turbidity NTU Chlorine mg/l For Resample/Vicinity Number of Grab Samples Range of Results Turbidity 653 <0..7 NTU Chlorine mg/l (PIBS 4435e0) Page 2 of

38 Summary of additional testing and sampling carried out in accordance with the requirement of an approval, order or other legal instrument. Date of legal instrument issued Parameter Date Sampled Result Unit of Measure NONE NONE NONE NONE NONE Summary of Inorganic parameters tested during this reporting period or the most recent sample results for Transmission samples. Parameter Antimony Arsenic Barium Boron Cadmium Chromium *Lead Mercury Selenium Sample Date Result Value Unit of Measure Sodium Jan-Dec mg/l Exceedance Yes reported to MOECC-SAC Oct 20 Uranium Fluoride Nitrite Jan-Dec mg/l No Nitrate Jan-Dec mg/l No NOTE: A result of zero indicates that the result obtained was below the method detection / reporting limit. Summary of Lead (Pb) testing under Schedule 5. during this reporting period Location Type Number of Samples Range of Lead Results Unit of Measure Number of Exceedances Plumbing N/A N/A N/A N/A Distribution 46 < mg/l None *NOTE: The City of Toronto has been granted Lead Regulatory Relief under Schedule D of the Municipal Drinking Water License. Summary of Organic parameters sampled during this reporting period or the most recent sample results for DISTRIBUTION samples Parameter Alachlor Aldicarb Sample Date Result Value Unit of Measure Exceedance (PIBS 4435e0) Page 3 of

39 Aldrin + Dieldrin Atrazine + N-dealkylated metobolites Azinphos-methyl Bendiocarb Benzene Jan-Dec mg/l No Benzo(a)pyrene Bromoxynil Carbaryl Carbofuran Carbon Tetrachloride Jan-Dec mg/l No Chlordane () Chlorpyrifos Cyanazine Diazinon Dicamba,2-Dichlorobenzene Jan-Dec mg/l No,4-Dichlorobenzene Jan-Dec mg/l No Dichlorodiphenyltrichloroethane (DDT) + metabolites,2-dichloroethane Jan-Dec mg/l No,-Dichloroethylene Jan-Dec 20 (vinylidene chloride) 0-0 mg/l No Dichloromethane Jan-Dec mg/l No 2-4 Dichlorophenol 2,4-Dichlorophenoxy acetic acid (2,4-D) Diclofop-methyl Dimethoate Dinoseb Diquat Diuron Glyphosate Heptachlor + Heptachlor Epoxide Lindane () Malathion Methoxychlor Metolachlor Metribuzin Monochlorobenzene Jan-Dec mg/l No Paraquat Parathion Pentachlorophenol Phorate Picloram Polychlorinated Biphenyls (PCB) Prometryne Simazine (PIBS 4435e0) Page 4 of

40 THM (NOTE: show latest annual Jan-Dec mg/l No average) Temephos Terbufos Tetrachloroethylene Jan-Dec mg/l No 2,3,4,6-Tetrachlorophenol Triallate Trichloroethylene Jan-Dec mg/l No 2,4,6-Trichlorophenol 2,4,5-Trichlorophenoxy acetic acid (2,4,5-T) Trifluralin Vinyl Chloride Jan-Dec mg/l No NOTE: A result of zero indicates that the result obtained was below the method detection/reporting limit. Summary of Organic parameters sampled during this reporting period or the most recent sample results for TRANSMISSION (SUPPLY) samples. Parameter Sample Date Result Value Unit of Measure Exceedance Alachlor Aldicarb Aldrin + Dieldrin Atrazine + N-dealkylated metobolites Azinphos-methyl Bendiocarb Benzene Jan-Dec mg/l No Benzo(a)pyrene Bromoxynil Carbaryl Carbofuran Carbon Tetrachloride Jan-Dec mg/l No Chlordane () Chlorpyrifos Cyanazine Diazinon Dicamba,2-Dichlorobenzene Jan-Dec mg/l No,4-Dichlorobenzene Jan-Dec mg/l No Dichlorodiphenyltrichloroethane (DDT) + metabolites,2-dichloroethane Jan-Dec mg/l No,-Dichloroethylene Jan-Dec 20 (vinylidene chloride) 0-0 mg/l No Dichloromethane Jan-Dec mg/l No 2-4 Dichlorophenol (PIBS 4435e0) Page 5 of

41 2,4-Dichlorophenoxy acetic acid (2,4-D) Diclofop-methyl Dimethoate Dinoseb Diquat Diuron Glyphosate Heptachlor + Heptachlor Epoxide Lindane () Malathion Methoxychlor Metolachlor Metribuzin Monochlorobenzene Jan-Dec mg/l No Paraquat Parathion Pentachlorophenol Phorate Picloram Polychlorinated Biphenyls (PCB) Prometryne Simazine THM (NOTE: show latest annual Jan-Dec mg/l No average) Temephos Terbufos Tetrachloroethylene Jan-Dec mg/l No 2,3,4,6-Tetrachlorophenol Triallate Trichloroethylene Jan-Dec mg/l No 2,4,6-Trichlorophenol 2,4,5-Trichlorophenoxy acetic acid (2,4,5-T) Trifluralin Vinyl Chloride Jan-Dec mg/l No NOTE: A result of zero indicates that the result obtained was below the method detection/reporting limit. List any Inorganic or Organic parameter(s) that exceeded half the standard prescribed in Schedule 2 of Ontario Drinking Water Quality Standards. Parameter Result Value Unit of Measure Date of Sample NONE NONE NONE NONE (PIBS 4435e0) Page of