Wastewater Treatment Plant Operator salary at Washington State Department of Social and Health Services

The average wastewater treatment plant operator salary at Washington State Department of Social and Health Services was $91,300 , which is 17 percent higher than the average salary for this job in Washington, and 27 percent higher than the national average for this job . Wastewater Treatment Plant Operator salaries at Washington State Department of Social and Health Services typically range from $69,000 to $113,600 (25th to 75th percentile). The highest reported wastewater treatment plant operator salary was $150,300. There are 5 employees at Washington State Department of Social and Health Services with the job title wastewater treatment plant operator.