Wastewater Collection and Treatment Profile

This service is responsible for the collection and treatment of wastewater from all properties within Hamilton that are connected to municipal sewers. This includes all support activities that are performed in order to achieve this service. 

Service Details

Related Subservices

  • Wastewater Collection
  • Wastewater Support Services
  • Wastewater Treatment

Type of Service

  • Public facing

Rationale

  • Essential/Mandatory, Legislated requirement

Primary Funding Sources

  • Rate Budget

Service Level

  • At standard

Service Level Source

  • Legislated

 

Performance Measures

2017


How much did you do? (volume)

  • Wastewater collected and treated at wastewater treatment plants (WWTP): 131,134 ML
    • 126,251 ML via the Woodward WWTP and 4,883 ML via the Dundas WWTP
  • Operating facilities maintained: 79
  • Biosolids processed and removed: 39,351 tonnes
  • Preventative Maintenance work orders for vertical infrastructure: 1,720
  • Sanitary and combined sewers maintained: 1,983 km
  • Sanitary sewers lined and replaced: 16.7 km
  • Sewer laterals inspected and replaced: 1,272
  • Electricity produced from the biogas cogeneration unit: 9,658 MWH 
  • 30 km of sewer lines per year undergone proactive sewer line flushing in known problem areas
  • 681 backwater valves installed and $999,768 was spent as part of the Protective Plumbing Program
  • 44,386 Process Control and Regulatory Wastewater tests conducted

How well did you do it? (Quality)

  • 1 exceedance reported as part of regulatory requirements for effluent from Woodward and Dundas
  • No non-compliance with ECAs or Regulating Legislation in 2016
  • 70% of biosolids land applied
  • 1,753 work orders to support the treatment of wastewater
  • Emergency repairs for sewer lateral repair/replacement complete within 4 days (target 100% of the time): 89%

Is anyone better off? (Impact)

  • Consistently achieved 24/7 uninterrupted, reliable service and operation of the collection system for the customer.
  • Following a 2017 Service Lateral Management Program Customer Service Survey, 84.61%  of responders were pleased with the program and the service
  • Following a 2017 Protective Plumbing Program (3P) Customer Service Survey, 95.75%  of responders were satisfied with the customer service provided by City representatives

How much did you do? (volume)

  •  Wastewater collected and treated at wastewater treatment plants (WWTP): 111,503 ML
    • 106,451 ML via the Woodward WWTP and 5,051 ML via the Dundas WWTP
  • Operating facilities maintained: 79
  • Biosolids processed and removed: 38,252 tonnes
  • Preventative Maintenance work orders for vertical infrastructure: 1753
  • Sanitary and combined sewers maintained: 1983 km
  • Sanitary sewers cleaned and inspected: 68.6 km
  • Mainline sewer blockages repaired: 8
  • Sewer laterals inspected and replaced: 463
  • Electricity produced from the biogas cogeneration unit: 10,602 MWH 

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