Water and Wastewater Treatment Plant Operator

salary graphic

AVG. SALARY

$47,350

education graphic

EDUCATION

High school (GED) +

job outlook graphic

JOB OUTLOOK

Decreasing

Money & Outlook

:

Go

Oklahoma Earnings

Average Annual Wage

$47,350

Entry Annual Wage

$35,250

Experienced Annual Wage

$63,040

Average Hourly Wage

$22.76

Entry Hourly Wage

$16.95

Experienced Hourly Wage

$30.31

Median Hourly Wage

$22.06

Oklahoma Regional Earnings

Oklahoma Metropolitan Areas Wages

Region Average Entry Level Experienced
Fort Smith AR-OK MSA $43,890 or $21.10/hr $32,280 or $15.52/hr $56,630 or $27.23/hr
Lawton MSA $45,210 or $21.74/hr $32,210 or $15.49/hr $58,870 or $28.30/hr
Oklahoma City MSA $52,920 or $25.44/hr $38,340 or $18.43/hr $66,930 or $32.18/hr
Tulsa MSA $49,100 or $23.60/hr $37,110 or $17.84/hr $62,200 or $29.91/hr

Oklahoma Geographical Areas Wages

Region Average Entry Level Experienced
Northeast Oklahoma nonmetropolitan area $42,730 or $20.54/hr $32,170 or $15.46/hr $54,840 or $26.37/hr
Northwest Oklahoma nonmetropolitan area $43,500 or $20.91/hr $33,520 or $16.12/hr $54,840 or $26.37/hr
Southwest Oklahoma nonmetropolitan area $39,280 or $18.89/hr $29,680 or $14.27/hr $48,290 or $23.22/hr
Southeast Oklahoma nonmetropolitan area $43,040 or $20.69/hr $31,030 or $14.92/hr $58,160 or $27.96/hr

Oklahoma's Employment and Outlook (State-wide)

Outlook Decreasing
Growth rate is estimated to be -7%
Job Openings 250 estimated annual job openings
Employment 3,090 were employed in this occupation

Oklahoma's Regional Employment and Outlook

Regions with stable outlook (0 to 20% growth rate expected)

Region Employment Projected Growth Rate Annual Openings (growth) Annual Openings (replacement) Annual Openings
Lawton MSA 60 0% -1 N/A 5

Regions with decreasing outlook (negative growth rate expected)

Region Employment Projected Growth Rate Annual Openings (growth) Annual Openings (replacement) Annual Openings
Northeast 330 -3% -1 N/A 29
Northwest 200 -5% -1 N/A 17
Southeast 490 -2% -1 N/A 43
Southwest 140 -7% -1 N/A 11
Tulsa MSA 550 -4% -2 N/A 47
Oklahoma City MSA 330 -6% -2 N/A 27

National Earnings

Average Annual Wage

$62,540

Average Hourly Wage

$30.07

Average Annual Range

$39,110 to $91,060

Note: variations in salaries reflect differences in size of firm, location, level of education and professional credentials.

Where do these numbers come from?


National Employment and Outlook

Outlook decreasing
  The employment change from 2024 to 2034 is estimated to be -7%.
(The National average for all occupations is +3%)
Job Openings very small number
  A total of 1070 average annual openings are expected for this occupation between 2024 and 2034.
(The National Average for all occupations is 1,696 openings)
Employment small occupation
  This was a small occupation in the United States, employing 132,400 workers in 2024.
(The National average for all occupations is 152,838 workers)
Growth Declining growth
  As water and wastewater treatment plants become more advanced with automated systems to manage treatment processes, fewer workers may be needed. Although some work can be automated, plants will still need skilled workers to operate increasingly complex controls and water and wastewater systems. 
Non Traditional Occupation This is a non-traditional occupation for women in 2025.
Industries Large concentrations of this occupation are found in these industries
  • Local government, excluding education and hospitals (73.7%)
  • Utilities (NAICS220000) (12.5%)
  • Water, sewage and other systems (NAICS221300) (12%)