Water Treatment Plant Operator salary at City of Willmar

The average water treatment plant operator salary at City of Willmar was $51,834 , which is 17 percent lower than the average salary for this job in Minnesota, and 15 percent lower than the national average for this job . Water Treatment Plant Operator salaries at City of Willmar typically range from $41,446 to $62,223 (25th to 75th percentile). The highest reported water treatment plant operator salary was $64,089. There are 4 employees at City of Willmar with the job title water treatment plant operator.