Average Base Salary
Average Hourly Rate
The average wastewater treatment plant attendant salary in Alabama, United States is $42,655 or an equivalent hourly rate of $21. This is 11% lower (-$5,244) than the average wastewater treatment plant attendant salary in the United States. In addition, they earn an average bonus of $691. Salary estimates based on salary survey data collected directly from employers and anonymous employees in Alabama, United States.