Occupational Employment Statistics


DETAILED OCCUPATION DATA

51-8031 Water and Wastewater Treatment Plant and System Operators



Operate or control an entire process or system of machines, often through the use of control boards, to transfer or treat water or wastewater.

Geography EmploymentEmp SE*Percentiles
Mean10th25thMedian75th90th
Northwest Minnesota 630176$24.56/hr$16.03/hr$19.35/hr$25.54/hr$29.58/hr$32.15/hr


IndustryOES Employment (Statewide)OES Median Wage (Statewide)
Natural Resources and MiningN/AN/A
Manufacturing150$26.10/hr
Trade, Transportation and Utilities110$22.02/hr
Professional and Business ServicesN/AN/A
Public Administration2,840$28.07/hr
 
Geography EmploymentMedian WageProjections
% Change 2016-2026
Fargo ND-MN MSA 30$24.64/hrN/A
La Crosse WI-MN MSA 40$23.17/hrN/A
Mankato-North Mankato MN MSA 60$28.26/hrN/A
Grand Forks ND-MN MSA 70$26.77/hrN/A
St Cloud MN MSA 80$25.14/hrN/A
Rochester MN MSA 110$28.60/hrN/A
Northeast Balance of State 120$23.97/hrN/A
Southeast Balance of State 210$24.65/hrN/A
Duluth MN-WI MSA 220$27.78/hrN/A
Southeast Minnesota 230$26.82/hr-3.6%
Northeast Minnesota 310$26.10/hr-10.3%
Southwest Balance of State 340$23.95/hrN/A
Southwest Minnesota 370$24.40/hr-6.7%
Central Minnesota 480$27.64/hr2.1%
Northwest Balance of State 600$25.35/hrN/A
Northwest Minnesota 630$25.54/hr-0.7%
Seven County Mpls-St Paul, MN 1,190$30.40/hr-0.1%
Minneapolis-St Paul-Bloomington MN-WI MSA 1,390$30.41/hrN/A
Minnesota 3,130$27.85/hr-2.7%


Occupations EmploymentMedian WageProjections
% Change 2016-2026
Plant and System Operators, All Other 120$33.85/hr5.6%
Chemical Equipment Operators and Tenders 1,020$21.98/hr1.9%
Control and Valve Installers and Repairers, Except Mechanical Door 690$36.10/hr-0.2%


  • Maintain, repair, and lubricate equipment, using hand tools and power tools.
  • Inspect equipment or monitor operating conditions, meters, and gauges to determine load requirements and detect malfunctions.
  • Direct and coordinate plant workers engaged in routine operations and maintenance activities.
  • Collect and test water and sewage samples, using test equipment and color analysis standards.
  • Operate and adjust controls on equipment to purify and clarify water, process or dispose of sewage, and generate power.
  • Add chemicals, such as ammonia, chlorine, or lime, to disinfect and deodorize water and other liquids.
  • Clean and maintain tanks, filter beds, and other work areas, using hand tools and power tools.
  • Record operational data, personnel attendance, or meter and gauge readings on specified forms.
  • Record operational data, personnel attendance, or meter and gauge readings on specified forms.
  • Add chemicals, such as ammonia, chlorine, or lime, to disinfect and deodorize water and other liquids.