STATS: Hamilton Wastewater Slide on 2020 Performance Stats

The Public Works department shared a slide deck with the Development Industry Liaison Group in July 2021 that includes the following statistics about the City of Hamilton’s Wastewater system in 2020:

113,975,000 cubic litres of wastewater treated in 2020
71 storm mode activations
1,387,000 cubic litres of untreated wastewater were released during 12 events
95 other combined sewer outflow events
74 to 82% Average capacity utilization at the Woodwater WWTP

2020 Overflow Performance Summary

Woodward WWTP
 Secondary Bypass Events – 12
 CSO Volume (ML) – 1,386.94
 CSO Duration (hrs) – 146.36
Cootes Paradise
 CSO Outfall Sites – 8
 CSO Volume (m3) – 35,852
 CSO Duration (hrs) – 42.2
Hamilton Harbour
 CSO Outfall Sites – 17
 CSO Volume (m3) – 911,242
 CSO Duration (hrs) – 1,738.3
Red Hill Creek
 CSO Outfall Sites – 6
 CSO Volume (m3) – 22,711
 CSO Duration (hrs) – 98.7

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