Port Colborne Water Treatment Plant - 2022 Summary Report

This report summarizes the water flows for the Port Colborne Water Treatment Plant, drinking water system number 220002066, from Jan. 1 to Dec. 31, 2022.

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

Inspection rating

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

Summary of non-compliance

The Port Colborne 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. 229.350 224.200 7.398 7.232 4.370 16.080 3.703 17.877 1.571
Feb. 209.250 205.130 7.473 39.047 5.800 9.550 3.467 17.703 1.594
March 238.130 233.620 7.682 39.073 5.410 9.255 3.887 15.087 1.719
April 207.590 205.000 6.920 39.06 5.830 8.030 2.854 12.851 1.701
May 229.400 220.600 7.400 43.796 5.680 8.600 3.189 12.964 1.608
June 231.980 220.620 7.733 47.41 5.680 8.730 3.631 15.846 1.604
July 232.258 226.102 7.492 52.904 5.545 9.715 3.774 17.415 1.958
Aug. 226.392 218.218 7.303 49.917 5.300 8.757 3.399 39.600 2.195
Sept. 204.100 190.900 6.803 43.352 4.360 8.070 3.703 12.615 2.265
Oct. 196.060 191.140 6.325 40.135 4.650 7.850 3.805 12.749 1.629
Nov. 197.190 193.120 6.573 37.363 4.710 8.040 4.810 15.210 1.558
Dec. 215.810 209.180 6.962 37.185 4.655 8.620 4.708 29.409 2.520

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 2617.510 ML
  • Total flow treated was 2537.830 ML
  • Total waste sludge was 21.922 ML

Minimums

  • Minimum day treated was 4.360 ML
  • Minimum flow rate treated was 2.854 ML
  • Total waste sludge minimum was 1.558 ML

Maximums

  • Maximum day treated was 16.080 ML
  • Maximum flow rate treated was 39.600 ML
  • Total waste sludge maximum was 2.520 ML

Averages

  • Total average day raw was 7.172 ML
  • Total average day treated was 6.954 ML
  • Total waste sludge average was 1.827 ML

Comparison of actual to system approved flow

Flow rates are required by Municipal Drinking Water Licence number 007-202.

Maximum daily flow: 36.000 ML
Maximum flow rate: 36.000 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. 7.232 20% 16.080 45% 17.877 50%
Feb. 7.326 20% 9.550 27% 17.703 49%
March 7.536 21% 9.255 26% 15.087 42%
April 6.833 19% 8.030 22% 12.851 36%
May 7.116 20% 8.600 24% 12.964 36%
June 7.354 20% 8.730 24% 15.846 44%
July 7.294 20% 9.715 27% 17.415 48%
Aug. 7.039 20% 8.757 24% 39.600 110%
Sept. 6.363 18% 8.070 22% 12.615 35%
Oct. 6.166 17% 7.850 22% 12.749 35%
Nov. 6.437 18% 8.040 22% 15.210 42%
Dec. 6.748 19% 8.620 24% 29.409 82%
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