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Water and waste treatment plant operators

National Occupation Code (NOC): 9243

Water treatment plant operators monitor and operate computerized control systems and related equipment in water filtration and treatment plants to regulate the treatment and distribution of water. Liquid waste plant operators monitor and operate computerized control systems and related equipment in wastewater, sewage treatment and liquid waste plants to regulate the treatment and disposal of sewage and wastes. They are employed by municipal governments and industrial facilities. This unit group also includes waste treatment plant operators in composting plants and other waste management facilities.

Job Duties for Water and waste treatment plant operators

Water treatment plant operators
  • Operate and monitor computerized control systems and related equipment in water filtration and treatment plants to regulate the treatment and distribution of water
  • Monitor and inspect plant equipment and systems to detect equipment malfunctions and to ensure plant systems are operating normally
  • Read flow meters, gauges and other recording instruments to measure water output and consumption levels, bacterial content, chlorine and fluoride levels
  • Collect and test water samples for chemical and bacterial content, analyze test results and instrument readings and make adjustments to plant equipment and systems to ensure quality control
  • Provide verbal or written instructions for process control changes to waterworks system to ensure water produced meets standardized quality requirements
  • Perform security checks in plant and on grounds
  • Respond to public enquiries regarding water quality issues and emergencies
  • Complete and maintain plant logs, reports and statistics
  • May perform minor maintenance or assist skilled tradespersons with installation and repair of plant machinery
  • May measure, mix and transport chemicals to maintain feed stocks.
Liquid waste plant operators
  • Operate and monitor computerized control systems and related equipment in wastewater treatment, sewage treatment and liquid waste plants to regulate the flow of sewage through settling, aeration and digestion tanks, and to treat and dispose of sewage and wastes
  • Patrol plant to check pumps, motors, filters, chlorinators and other plant equipment; monitor and read gauges, meters and other recording instruments to detect equipment malfunctions and ensure plant systems and equipment are operating within prescribed limits
  • Test and adjust chemical feed rates to ensure that disinfection processes meet quality standards
  • Collect waste and sewage samples, test and analyze results and make adjustments to plant equipment and systems as required
  • Perform security checks in plant and on grounds
  • Complete and maintain plant logs and reports
  • Perform preventive maintenance on plant equipment to ensure that the facility operates in accordance with required standards
  • May assist skilled tradespersons with installation and repair of plant machinery.

Working Conditions for Water and waste treatment plant operators

Work is performed indoors and outdoors, depending on the task. Safety precautions must be followed to prevent injury from machinery, tools, chemicals, and noise. These environments may also have very strong odours.

Alternate Job Titles

  • Environmental Systems Operator – Water Treatment
  • Filter Plant Operator – Water Treatment
  • Filtration Plant Controller – Water Treatment
  • Industrial Waste Treatment Plant Operator
  • Liquid Waste Process Operator
  • Liquid Waste Processing Plant Operator
  • Liquid Waste Treatment Plant Operator
  • Pump Station Operator – Water Treatment
  • Pumphouse Operator – Water Treatment
  • Sewage Plant Operator
  • Sewage-processing Equipment Tender
  • Waste Treatment Plant Operator
  • Wastewater Collection Operator
  • Wastewater Collection Systems Operator
  • Wastewater Treatment Operator
  • Wastewater Treatment Plant Operator
  • Wastewater Treatment Plant Worker
  • Water And Wastewater Technician
  • Water Filtration Plant Operator
  • Water Gate Operator
  • Water Plant Pump Operator
  • Water Purification Plant Operator
  • Water Treatment Operator
  • Water Treatment Plant Operator
  • Water Treatment Plant Process Technician
  • Water Treatment Systems Operator
  • Water Utility Operator
  • Waterworks Pump House Operator
  • Waterworks Pumping Station Operator
  • Well-point Pump Operator
  • Waste Water Operator
  • Water Systems Analyst
  • Water And Wastewater Operator
  • Water Distribution Operator
  • Wastewater Operator
  • Waste Operations Labourer – Full Time
  • Water And Wastewater Operator
  • City Utility Maintenance Operator (water Distribution/wastewater)
  • Process/scada Operator (water Services)
  • Mechanic/operator
  • Operator Mechanic (1)
  • Process/scada Operator (water Services)- Full Time
  • Utilities 1
  • Water Wastewater Operator
  • Water Treatment

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