Wastewater Treatment Plant Operator salary at City of Spokane

The average wastewater treatment plant operator salary at City of Spokane was $59,011 , which is 25 percent lower than the average salary for this job in Washington, but 8 percent higher than the national average for this job . Wastewater Treatment Plant Operator salaries at City of Spokane typically range from $30,134 to $82,767 (25th to 75th percentile). The highest reported wastewater treatment plant operator salary was $95,715. There are 17 employees at City of Spokane with the job title wastewater treatment plant operator.