Water and waste treatment plant operators
Occupation · NOC 2021 92101 · Canada
- NOC 2021 code
- 92101
- TEER
- 2
- Positions on positive LMIAs, all lists
- 84
- Median wage, Canada
- C$36.06 per hour
- Job Bank postings, Jan–Sep 2026
- 421
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About this occupation
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.
Example job titles
- environmental systems operator - water treatment
- liquid waste process operator
- sewage plant operator
- waste treatment plant operator
- wastewater treatment plant operator
- water filtration plant operator
- water purification plant operator
- water treatment plant operator
Main duties
- This group performs some or all of the following duties:
- 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
Employment requirements
- Completion of secondary school is required.
- College or industry training courses in chemistry, pollution control or related subjects are usually required.
- Certification in water treatment and distribution (level according to the classification of the plant) is required for water treatment plant operators.
- Drinking water certification is required in Quebec and Ontario for operators whose work involves water treatment and distribution.
- Certification in wastewater collection and wastewater treatment (level according to the classification of the plant) is required for wastewater treatment plant operators.
- Solid waste, landfill or compost facility operator certification may be required for operators in waste treatment plants.
- Certification in workplace hazardous materials information system (WHMIS), transportation of dangerous goods (TDG), and courses in safety practices may be required.
- On-the-job training is provided.
Temporary foreign worker positions (LMIA)
Positions on positive LMIAs in ESDC employer lists, by year of the list.
Approved positions by year
Data table
| 2019 | 2 |
| 2021 | 2 |
| 2022 | 3 |
| 2023 | 14 |
| 2024 | 29 |
| 2025 | 25 |
| 2026 | 9 |
- Aquatech Société de gestion de l'eau inc.24
- Nordikeau Inc23
- Aquatech, société de gestion de l'eau5
- Aliments Nortera Inc.3
- Dépôt Rive-Nord Inc.3
- Ville de Lévis2
- Laurentide Re-Sources2
- Ville de Bedford2
- GFL Environmental Services Inc2
- Pompes ET filtration Mirable inc.1
- Canadian Rocky Mountain Resorts Ltd1
- Environnement Terra Vestra Inc.1
- Ville de Fermont1
- Nouvelle Technologie Tekno inc.1
- Ortec Environnement Services Inc.1
Work permits
Work permit holders by year the permit took effect, mapped from NOC 2016 where the code has a single NOC 2021 successor (IRCC).
| Year | TFWP permits | IMP permits |
|---|---|---|
| 2026 | 5 | 0 |
| 2025 | 0 | 10 |
| 2024 | 20 | 15 |
| 2023 | 0 | 25 |
| 2022 | 0 | 50 |
| 2021 | 0 | 10 |
| 2019 | 0 | 20 |
All work permits by year
Data table
| 2019 | 20 |
| 2021 | 10 |
| 2022 | 50 |
| 2023 | 25 |
| 2024 | 35 |
| 2025 | 10 |
| 2026 | 5 |
Permanent residence
Admissions of permanent residents by intended occupation and Express Entry invitations by occupation (IRCC).
New permanent residents by year
Data table
| 2021 | 10 |
- Canadian Experience Class115
- Federal Skilled Worker10
Wages
Median wage by province and territory (2025 release). Hourly unless marked per year.
| Area | Low | Median | High |
|---|---|---|---|
| Canada | C$25.00 | C$36.06 | C$48.00 |
| Alberta | C$28.00 | C$41.00 | C$49.45 |
| British Columbia | C$28.80 | C$36.80 | C$45.07 |
| Manitoba | C$24.10 | C$27.88 | C$40.00 |
| New Brunswick | C$23.39 | C$30.29 | C$37.43 |
| Newfoundland and Labrador | C$25.40 | C$32.78 | C$41.08 |
| Nova Scotia | C$23.39 | C$30.85 | C$37.77 |
| Ontario | C$27.00 | C$38.11 | C$52.00 |
| Quebec | C$22.00 | C$31.00 | C$48.30 |
| Saskatchewan | C$23.00 | C$31.23 | C$45.00 |
- Job Bank postings, Jan–Sep 2026
- 421
- Vacancies advertised
- 480
- Median advertised minimum hourly wage
- C$34.42
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