Water Treatment Plant Operator salary at Carroll County

The average water treatment plant operator salary at Carroll County was $57,219 , which is 13 percent lower than the average salary for this job in Maryland, and 6 percent lower than the national average for this job . Water Treatment Plant Operator salaries at Carroll County typically range from $46,723 to $67,715 (25th to 75th percentile). The highest reported water treatment plant operator salary was $69,112. There are 4 employees at Carroll County with the job title water treatment plant operator.