Rosehill Water Treatment Plant - 2023 Summary Report

This report summarizes the water flows for the Rosehill Water Treatment Plant, drinking water system number 220002020, from Jan. 1 to Dec. 31, 2023.

This report satisfies the requirements of Ontario Regulation 170/03 - Drinking Water Systems.

Inspection rating

The Rosehill Water Treatment Plant was granted a 100 per cent inspection rating during the 2022 - 2023 Ministry of Environment, Conservation and Parks annual drinking water system inspection.

Summary of non-compliance

The Rosehill Water Treatment Plant was operated in such a way that at no time did it fail to meet or exceed the requirements of the Safe Drinking Water Act, associated regulations, the system's approval or any order that may have been issued for this reporting period.

Summary of water treatment plant flows

The flow rates captured below are moments in time, and can be affected by various circumstances, such as pump changes or valve position. It is not unusual to have higher or lower than normal flows for this reason.

Month Total flow raw (ML) Total flow treated (ML) Average day raw (ML) Average day treated (ML) Minimum day treated (ML) Maximum day treated (ML) Minimum flow rate treated (ML/d) Maximum flow rate treated (ML/d) Total waste sludge (ML)
Jan. 402.552 373.605 12.986 12.052 10.729 18.412 6.272 27.785 13.715
Feb. 345.887 325.209 12.353 11.615 10.609 12.465 5.616 23.240 18.263
March 378.412 353.129 12.207 11.391 10.703 12.186 5.700 23.981 13.715
April 379.761 360.931 12.659 12.031 11.220 15.948 11.100 14.108 18.095
May 449.679 439.172 14.506 14.167 11.683 18.267 6.192 30.222 16.865
June 475.427 472.758 15.848 15.759 12.666 19.728 7.754 36.371 25.199
July 453.139 460.984 14.617 14.870 13.147 16.871 7.618 25.017 18.962
Aug. 424.361 428.440 13.689 13.821 12.421 15.467 1.527 25.035 19.866
Sept. 409.483 400.195 13.649 13.340 12.249 15.051 6.108 24.719 18.644
Oct. 378.817 363.317 12.220 11.720 10.647 14.317 4.370 26.691 20.626
Nov. 339.183 322.664 11.306 10.755 10.101 11.571 5.263 23.682 18.558
Dec. 348.088 337.615 11.229 10.891 9.944 11.490 5.878 22.098 18.644

The flow rates are moments in time, and can be affected by various circumstances, such as pump changes or valve position and therefore not unusual to have higher or lower than normal flows.

Flow totals

  • Total flow raw was 4,784.789 ML
  • Total flow treated was 4,638.019 ML
  • Total waste sludge was 221.152 ML

Minimums

  • Minimum day treated was 9.944 ML
  • Minimum flow rate treated was 1.527 ML
  • Total waste sludge minimum was 13.715 ML

Maximums

  • Maximum day treated was 19.728 ML
  • Maximum flow rate treated was 36.371 ML
  • Total waste sludge maximum was 25.199 ML

Averages

  • Total average day raw was 13.106 ML
  • Total average day treated was 12.701 ML
  • Total waste sludge average was 18.429 ML

Comparison of actual to system approved flow

Flow rates are required by Municipal Drinking Water Licence number 007-103.

Maximum daily flow: 50.000 ML
Maximum flow rate: 50.000 ML/day

Month Average day treated (ML) Per cent of average day treated rated capacity Maximum day treated (ML) Per cent of maximum day treated rated capacity Maximum flow rate treated (ML/d) Per cent of maximum flow rate rated capacity
Jan. 12.052 24% 18.412 37% 27.785 56%
Feb. 11.615 23% 12.465 25% 23.240 46%
March 11.391 23% 12.186 24% 23.981 48%
April 12.031 24% 15.948 32% 14.108 28%
May 14.167 28% 18.267 37% 30.222 60%
June 15.759 32% 19.728 39% 36.371 73%
July 14.870 30% 16.871 34% 25.017 50%
Aug. 13.821 28% 15.467 31% 25.035 50%
Sept. 13.340 27% 15.051 30% 24.719 49%
Oct. 11.720 23% 14.317 29% 26.691 53%
Nov. 10.755 22% 11.571 23% 23.682 47%
Dec. 10.891 22% 11.490 23% 22.098 44%
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