Wastewater Treatment Plant Operator salary at City of Portland

The average wastewater treatment plant operator salary at City of Portland was $28,377 , which is 44 percent lower than the average salary for this job in Tennessee, and 48 percent lower than the national average for this job . Wastewater Treatment Plant Operator salaries at City of Portland typically range from $18,304 to $38,450 (25th to 75th percentile). The highest reported wastewater treatment plant operator salary was $38,449. There are 3 employees at City of Portland with the job title wastewater treatment plant operator.