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Occupational Employment Statistics


51-9012 Separating, Filtering, Clarifying, Precipitating, and Still Machine Setters, Operators, and Tenders

Set up, operate, or tend continuous flow or vat-type equipment; filter presses; shaker screens; centrifuges; condenser tubes; precipitating, fermenting, or evaporating tanks; scrubbing towers; or batch stills. These machines extract, sort, or separate liquids, gases, or solids from other materials to recover a refined product. Includes dairy processing equipment operators. Excludes “Chemical Equipment Operators and Tenders" (51-9011).

Geography Click link for Career Profile EmploymentEmp SE*Percentiles
Central Minnesota 27042$22.04/hr$18.93/hr$20.19/hr$20.19/hr$23.62/hr$29.20/hr

IndustryOES Employment (Statewide)OES Median Wage (Statewide)
Trade, Transportation and UtilitiesN/AN/A
Leisure and Hospitality120$19.86/hr
Geography Click link for details EmploymentMedian WageProjections
% Change 2020-2030
Grand Forks ND-MN MSA N/AN/AN/A
Mankato-North Mankato MN MSA N/AN/AN/A
Rochester MN MSA N/AN/AN/A
Northeast Balance of State N/AN/AN/A
Duluth MN-WI MSA 20$17.93/hrN/A
Northeast Minnesota 30$18.52/hr0.0%
Fargo ND-MN MSA 60$25.83/hrN/A
Southwest Balance of State 70$23.58/hrN/A
Northwest Balance of State 110$24.23/hrN/A
Northwest Minnesota 110$24.23/hr-1.9%
Southwest Minnesota 190$23.93/hr-0.2%
Central Minnesota 270$20.19/hr13.1%
Southeast Minnesota 290$24.23/hr-3.4%
Southeast Balance of State 360$23.93/hrN/A
Seven County Mpls-St Paul, MN 920$25.25/hr-3.6%
Minneapolis-St Paul-Bloomington MN-WI MSA 1,040$25.25/hrN/A
Minnesota 1,810$24.23/hr-1.0%

  • Monitor material flow or instruments, such as temperature or pressure gauges, indicators, or meters, to ensure optimal processing conditions.
  • Inspect machines or equipment for hazards, operating efficiency, malfunctions, wear, or leaks.
  • Maintain logs of instrument readings, test results, or shift production for entry in computer databases.
  • Operate machines to process materials in compliance with applicable safety, energy, or environmental regulations.
  • Test samples to determine viscosity, acidity, specific gravity, or degree of concentration, using test equipment such as viscometers, pH meters, or hydrometers.
  • Communicate processing instructions to other workers.
  • Examine samples to verify qualities such as clarity, cleanliness, consistency, dryness, or texture.
  • Set up or adjust machine controls to regulate conditions such as material flow, temperature, or pressure.
  • Collect samples of materials or products for laboratory analysis.
  • Measure or weigh materials to be refined, mixed, transferred, stored, or otherwise processed.