Average Base Salary
Average Hourly Rate
The average water treatment plant engineer salary in Alabama, United States is $83,574 or an equivalent hourly rate of $40. This is 7% lower (-$6,626) than the average water treatment plant engineer salary in the United States. In addition, they earn an average bonus of $2,808. Salary estimates based on salary survey data collected directly from employers and anonymous employees in Alabama, United States.