Wastewater Treatment Plant Operator salary at City of Nampa

The average wastewater treatment plant operator salary at City of Nampa was $42,397 , which is 18 percent lower than the average salary for this job in Idaho, and 22 percent lower than the national average for this job . Wastewater Treatment Plant Operator salaries at City of Nampa typically range from $37,960 to $44,720 (25th to 75th percentile). The highest reported wastewater treatment plant operator salary was $44,886. There are 7 employees at City of Nampa with the job title wastewater treatment plant operator.