Water Services' Annual Report - January 1, 2022 to December 31, 2022 - Guelph Drinking Water System

170/03 The Guelph Drinking Water System ANNUAL REPORT Drinking Water System Number: 220000095 Drinking Water System Name: Guelph Drinking Water System Drinking Water System Owner: The Corporation of the City of Guelph Drinking Water System Category: Large Municipal Residential Period being reported: January 1, 2022 through December 31, 2022 Complete if your Category is Large Complete for all other. [...] Parameter Sample Date Result Value Unit of Exceedance (min.) - (max.) Measure Antimony 2022 0 – 0.00085 mg/L No Arsenic 2022 0 – 0.0032 mg/L No Barium 2022 0.037 – 0.092 mg/L No Boron 2022 0.013 – 0.045 mg/L No Cadmium 2022 0 – 0.00014 mg/L No Chromium 2022 0 – 0 mg/L No Mercury 2022 0 - 0 mg/L No Lead 2022 0 – 0 mg/L No Selenium 2022 0 - 0 mg/L No Sodium Jan 2019 - Dec 2022 23 - 170 mg/L No Urani. [...] Parameter Sample Result Unit of Exceedanc Date Value Measure e Alachlor 2022 0 - 0 mg/L No Atrazine + N-dealkylated metobolites 2022 0 - 0 mg/L No Azinphos-methyl 2022 0 - 0 mg/L No Benzene 2022 0 - 0 mg/L No Benzo(a)pyrene 2022 0 - 0 mg/L No Bromoxynil 2022 0 - 0 mg/L No Carbaryl 2022 0 - 0 mg/L No Carbofuran 2022 0 - 0 mg/L No Carbon Tetrachloride 2022 0 - 0 mg/L No Chlorobenzene 2022 0 - 0 mg/L. [...] 170/03 Diclofop-methyl 2022 0 - 0 mg/L No Dimethoate 2022 0 - 0 mg/L No Diquat 2022 0 - 0 mg/L No Diuron 2022 0 - 0 mg/L No Glyphosate 2022 0 - 0 mg/L No HAAs (Note: show latest running annual 2022/10/20 0.014 mg/L No average) Malathion 2022 0 - 0 mg/L No 2-methyl-4-chlorophenoxyacetic acid / mg/L No 2022 0 - 0 MCPA Metolachlor 2022 0 - 0 mg/L No Metribuzin 2022 0 - 0 mg/L No Paraquat 2022 0 - 0 m. [...] Coli Range of Total Number Range of HPC of Results Coliform of HPC Results Samples (min #)-(max #) Results Samples (min #)-(max #) (min #)-(max #) Raw n/a n/a n/a n/a n/a Treated n/a n/a n/a n/a n/a Distribution 52 0 - 0 0 - 0 52 0 - 1 Operational testing done under Schedule 7, 8 or 9 of Regulation 170/03 during the period covered by this Annual Report: Number of Range of Unit of Grab Samples Resu.