Water Treatment Plant Operator salary at City of Rockville

The average water treatment plant operator salary at City of Rockville was $70,414 , which is 7 percent higher than the average salary for this job in Maryland, and 16 percent higher than the national average for this job . Water Treatment Plant Operator salaries at City of Rockville typically range from $63,036 to $78,317 (25th to 75th percentile). The highest reported water treatment plant operator salary was $81,871. There are 7 employees at City of Rockville with the job title water treatment plant operator.